Minnesota Plants

 

Superdivision Embryophyta

Embryophyta (land plants) is a superdivision of the kingdom Plantae (green algae and land plants). Embryophytes are distinguished by having a life cycle that involves alternation of generations the ability to live on land. They include vascular plants, which are those organisms traditionally thought of as plants, as well as non-vascular plants, which include mosses, liverworts, and hornworts.

According to one estimate, there are 311,078 embryophyte species worldwide.

 

  Riddell’s goldenrod  
     
Distribution Maps

Plant occurrence data published by the U.S. Department of Agriculture (PLANTS Database) includes only locations where a specimen has been collected by an herbarium. Rare species location data published by the Minnesota DNR is similarly constrained. Online sources of distribution data for plants in Minnesota rely on these two authorities. This results in published plant ranges that may be representative but are of necessity incomplete.

The distribution maps on MinnesotaSeasons.com are derived from multiple sources. Each map is accompanied with links indicating which sources were used in creating the map. Those sources include University of Minnesota Bell Herbarium, USDA PLANTS Database, and the Minnesota DNR Rare Species Guide. However, they also include online databases, such as the Minnesota State checklist of vascular plants (MnTaxa); Biota of North America Program (BONAP); Early Detection & Distribution Mapping System (EDDMapS), and iNaturalist; and print resources, such as Trees and Shrubs of Minnesota and Native Orchids of Minnesota, both by Welby R. Smith; and Vascular Plants of Minnesota by Ownbey and Morley. The maps also include sightings by MinnesotaSeasons.com, and sightings by contributors to MinnesotaSeasons.com that have been verified by the inclusion of a photo sufficient to identify the species.

The distribution maps at the right show the occurrence of red mulberry in Minnesota as reported by PLANTS and by MinnesotaSeasons.com.

 

Range Map

red mulberry
USDA PLANTS Database

 

Range Map

red mulberry
MinnesotaSeasons.com

 

Higher Taxonomic Rank

In biology, the level of classification (rank) below kingdom and above class is division. In botany, the term division has traditionally been used. The rules and recommendations for formal botanical names currently in effect is The International Code of Nomenclature for algae, fungi, and plants (ICN). The ICN accepts the terms phylum and division as equivalent.

 

 

 

 

 

 

 

Recent Additions

Grimmia dry rock moss

Grimmia dry rock moss (Grimmia laevigata) is a common and widespread tuft-forming moss. It occurs on all continents except Antarctica. It is mostly restricted to the moderate climate areas of the northern and southern hemispheres. It is less common in Minnesota where it reaches the northern extent of its range. In this state it is found in open areas on rock outcrops. It grows under full sun on exposed acidic rock or on thin soil over rock.

  grimmia dry rock moss

Grimmia dry rock moss is extraordinarily drought resistant. Dried herbarium specimens that have been rehydrated after ten years have resumed photosynthetic and metabolic activity. It has adapted to a broad range of environments, yet it shows very little variability throughout its range. Bryologists suggest that a single species cannot be so adaptive, and that Grimmia laevigata must consist of a group of apparently indistinguishable but genetically distinct species.

Grimmia dry rock moss appears as a dense, hoary, dark green to dark brown tuft. The leaves have a long, thin, translucent, hair-like awn at the tip that constitutes almost half the total length of the blade. Spore-producing reproductive structures are rarely produced, and apparently are not produced anywhere in our area.

Juniper haircap moss

Juniper haircap moss (Polytrichum juniperinum) is a common and widespread moss with a worldwide distribution, occurring on every continent including Antarctica. In North America it has been recorded in every Canadian province and in every U.S. state except Texas, Louisiana, and Florida. It is common in Minnesota. It is found in a wide variety of habitats, including upland open woodlands, savannas, sand prairies, roadsides, trail sides, rocky ledges, and creek banks. It sometimes colonizes forest openings following a fire or a blowdown. It grows under full sun to light shade, in dry conditions, on acidic, gravelly or sandy soil, or on thin soil over rock. It usually forms loose to moderately dense colonies, and often forms extensive patches.

  round-lobed hepatica

Photo by Nancy Falkum

Juniper haircap moss stems are densely leafy. The leaves are narrow, stiff, and sharply pointed. They resemble juniper leaves. This is the feature that gives the species its common name. When moist, they are flat and they spread straight out in all directions from the stem. When dry, they fold upward against the stem. Male plants develop a flower-like, yellowish to reddish “splash cup”, allowing sperm to be dispersed by rain drops. The fertilized female plant produces a sharply rectangular capsule at the end of a long yellowish to reddish stalk. At maturity, the spores are dispersed by wind.

Early buttercup

Early buttercup (Ranunculus fascicularis) is one of the first wildflowers to bloom in the spring. It produces bright yellow flowers in April and May. It is found usually in tufts in open woodlands, woodland openings, savannas, prairies, pastures, farmyards, lawns, railroads, and roadsides. It grows under full sun to partial shade on rocky or sandy soil that is poor in nutrients and where there is little competing vegetation.

  early buttercup

Early buttercup occurs in the United States and southern Canada east of the Great Plains. In Minnesota it is scattered to common in the lower third of the state, local and uncommon to absent in the middle third, and absent in the northern third.

Early buttercup is a small plant with relatively large flowers. The basal leaves are on long hairy stalks and are divided into 3 to 5 primary leaflets. The leaflets may also be divided into 3 lobes or secondary leaflets. The stem leaves are similar but smaller and less divided. The outer floral leaves (sepals) are flat, not folded or ridged. The flowers are yellow and glossy, and almost always have just five petals. The seed capsules have a long straight beak.

Hooked buttercup

Hooked buttercup (Ranunculus recurvatus var. recurvatus) is a common woodland spring wildflower. It occurs in the eastern half of the United States and southern Canada. It is found in wet to moderately moist or sometimes dry woodlands, in woodland openings and trails, on banks of rivers and streams, and in swamps and fens. It grows in rich organic soil under light to medium shade.

  hooked buttercup

Most members of the genus Ranunculus, including hooked buttercup, are poisonous. They cause blistering in the mouth and in the gastrointestinal tract when eaten. Handling the plants causes contact dermatitis.

Hooked buttercup is an erect plant. The basal leaves are large and are divided into three lobes. A few solitary flowers appear at the end of the stem between May to June. The flowers have small, pale yellow petals and are not showy. The fruits have a slender extension (beak) at the end. The beak is strongly curved, appearing hooked. This is the feature that gives the plant its common name.

Hooked buttercup is easily identified. The large lobed leaves and small pale yellow petals help with the identification. The hooked beak of the achenes confirm it.

Japanese hedge parsley

Japanese hedge parsley (Torilis japonica) is native to Europe, Asia, and the Indian subcontinent. It was introduced in North America in 1917 and is now naturalized. In the United States it is widespread but sporadic in the east and in the Pacific Northwest. It is found in natural areas, including open woodlands, woodland edges, savannas, and thickets; and in disturbed sites, including pastures, roadsides, and railroads. It grows under partial sun to full shade, sometimes under full sun, in dry to moderately moist soil. It is considered an aggressively invasive weed here, where it can out-compete native species. Wisconsin lists it as Prohibited/Restricted Invasive - Eradicate! (their emphasis). In Minnesota it is not listed but there is a program to eradicate it in Dakota County parks.

  Japanese hedge parsley

Japanese hedge parsley can be 8 to 48 tall, but in Minnesota flowering plants are usually no more than 24 in height. In Minnesota it is a biennial, taking two years to complete its life cycle. In more southerly regions it is an annual. The stems are erect, grooved, and hairy, The leaves are fern-like, divided into three or five sections then divided again. They are covered with hairs both above and below. Tiny white flowers appear in a loose umbrella-like cluster at the end of the stem and the branches. The fruit is a small brown seed covered with hooked hairs that will stubbornly cling to any fabric.

Other Recent Additions

toothed plagiomnium moss (Plagiomnium cuspidatum)

goldenseal (Hydrastis canadensis)

showy goldenrod species complex (Solidago speciosa complex)

tree climacium moss (Climacium dendroides)

little bluestem (Schizachyrium scoparium)

elms (Ulmus spp.)

tree climacium moss

Photo by Luciearl

 

 

 

 

 

 

 

 

This list includes only plants that have been recorded outside of cultivation in Minnesota, but not all of the plants found in Minnesota.

 

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absinthe wormwood (Artemisia absinthium)

absinth wormwood

alfalfa

Allegheny blackberry

Allegheny monkeyflower

Allegheny serviceberry

alsike clover

American basswood

American bittersweet

American black currant

American bladdernut

American bugleweed

American burnweed

American common reed

American cow parsnip

American dog violet

American elderberry

American elm

American fly honeysuckle

American germander

American gromwell

American groundnut

American hazelnut

American highbush cranberry

American hog peanut

American hophornbeam

American lopseed

American pasqueflower

American plum

American red raspberry

American spikenard

American stickseed

American stinging nettle

American twinflower

American vetch

American vetch

American white waterlily (ssp. tuberosa)

American white waterlily (ssp. tuberosa)

Amur corktree

amur maple

aniseroot

annual fleabane

arrow-leaved violet

arum-leaved arrowhead

asparagus

Aunt Lucy

       

agrimony (Agrimonia spp.)

       

alder-leaved buckthorn (Rhamnus alnifolia)

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alfalfa (Medicago sativa ssp. sativa)

       

alkali buttercup (Ranunculus cymbalaria)

       

alkali cordgrass (Sporobolus hookerianus)

       

alkali plantain (Plantago eriopoda)

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Allegheny blackberry (Rubus allegheniensis)

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Allegheny monkeyflower (Mimulus ringens var. ringens)

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Allegheny serviceberry (Amelanchier laevis)

       

Allegheny vine (Adlumia fungosa)

       

alpine bistort (Polygonum viviparum)

       

alpine enchanter’s-nightshade (Circaea alpina ssp. alpina)

       

alpine milkvetch (Astragalus alpinus var. alpinus)

       

alpine woodsia (Woodsia alpina)

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alsike clover (Trifolium hybridum)

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American basswood (Tilia americana var. americana)

       

American beachgrass (Ammophila breviligulata)

       

American bird’s-foot trefoil (Acmispon americanus var. americanus)

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American bittersweet (Celastrus scandens)

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American black currant (Ribes americanum)

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American bladdernut (Staphylea trifolia)

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American bugleweed (Lycopus americanus)

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American burnweed (Erechtites hieraciifolius var. hieraciifolius)

       

American bur-reed (Sparganium americanum)

       

American chestnut (Castanea dentata)

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American common reed (Phragmites australis ssp. americanus)

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American cow parsnip (Heracleum maximum)

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American dog violet (Viola labradorica)

       

American dragonhead (Dracocephalum parviflorum)

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American elderberry (Sambucus canadensis)

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American elm (Ulmus americana)

       

American false pennyroyal (Hedeoma pulegioides)

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American fly honeysuckle (Lonicera canadensis)

       

American funaria moss (Funaria americana)

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American germander (Teucrium canadense)

       

American germander (Teucrium canadense var. canadense)

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American ginseng (Panax quinquefolius)

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American gromwell (Lithospermum latifolium)

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American groundnut (Apios americana)

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American hazelnut (Corylus americana)

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American highbush cranberry (Viburnum opulus var. americanum)

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American hog peanut (Amphicarpaea bracteata)

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American hophornbeam (Ostrya virginiana var. virginiana)

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American lopseed (Phryma leptostachya)

       

American lotus (Nelumbo lutea)

       

American mannagrass (Glyceria grandis)

       

American marsh pennywort (Hydrocotyle americana)

       

American mountain ash (Sorbus americana)

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American pasqueflower (Anemone patens var. multifida)

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American plum (Prunus americana)

       

American purple vetch (Vicia americana ssp. minor)

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American red raspberry (Rubus idaeus ssp. strigosus)

       

American shoreweed (Littorella uniflora)

       

American sloughgrass (Beckmannia syzigachne)

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American spikenard (Aralia racemosa ssp. racemosa)

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American spurred gentian (Halenia deflexa ssp. deflexa)

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American stickseed (Hackelia deflexa var. americana)

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American stinging nettle (Urtica gracilis ssp. gracilis)

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American sycamore (Platanus occidentalis)

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American twinflower (Linnaea borealis ssp. americana)

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American vetch (Vicia americana)

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American vetch (Vicia americana ssp. americana)

       

American water plantain (Alisma subcordatum)

       

American water-willow (Justicia americana)

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American white waterlily (Nymphaea odorata)

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American white waterlily (Nymphaea odorata ssp. tuberosa)

       

American witchhazel (Hamamelis virginiana)

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Amur corktree (Phellodendron amurense)

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Amur maple (Acer ginnala)

       

Andrews’ lady’s slipper (Cypripedium x andrewsii)

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aniseroot (Osmorhiza longistylis)

       

annual bluegrass (Poa annua)

       

annual bursage (Ambrosia acanthicarpa)

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annual fleabane (Erigeron annuus)

       

Appalachian barren strawberry (Waldsteinia fragarioides)

       

Appalachian clubmoss (Huperzia appalachiana)

       

arctic brome (Bromus kalmii)

       

arctic raspberry (Rubus arcticus ssp. acaulis)

       

arctic sweet coltsfoot (Petasites frigidus)

       

aromatic aster (Symphyotrichum oblongifolium)

       

arrow-leaved aster (Symphyotrichum urophyllum)

       

arrow-leaved sweet coltsfoot (Petasites frigidus var. sagittatus)

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arrow-leaved violet (Viola sagittata var. sagittata)

       

arrowfeather threeawn (Aristida purpurascens var. purpurascens)

       

arrowhead rattlebox (Crotalaria sagittalis)

       

arrowleaf tearthumb (Persicaria sagittata)

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arumleaf arrowhead (Sagittaria cuneata)

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asparagus (Asparagus officinalis)

       

Atlantic ninebark (Physocarpus opulifolius var. intermedius)

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Aunt Lucy (Ellisia nyctelea)

       

auricled twayblade (Neottia auriculata)

       

Austrian pine (Pinus nigra)

       

autumn spotted coralroot (Corallorhiza odontorhiza var. odontorhiza)

       

autumn fimbristylis (Fimbristylis autumnalis)

       

autumn olive (Elaeagnus umbellata)

       

autumn willow (Salix serissima)

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

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baby's breath (Gypsophila paniculata)

bald cypress

Balkan catchfly

balsam fir

balsam groundsel

bastard toadflax

bastard toadflax (ssp. umbellata)

beaked hazelnut

Luciearl

Bell’s honeysuckle

biennial beeblossom

big bluestem

bigleaf aster

bigleaf lupine

bigtooth aspen

bird’s-foot trefoil

birdfoot violet

bitternut hickory

bittersweet nightshade

black ash

blackberry lily

black bindweed

black cherry

black-eyed susan

black locust

black maple

black medick

black raspberry

black-seeded plantain

bland sweet cicely

bloodroot

bluebead lily

blue cohosh

blue-eyed grass (Sisyrinchium sp.)

blue giant hyssop

blue grama

blue lettuce

Blue Ridge carrionflower

blue skullcap

blue spruce

blue toadflax

blue vervain

bluntleaf sandwort

bog willow

Bohemian knotweed

bonfire moss

bottle gentian

bouncing bet

boxelder (var. negundo)

boxelder (var. negundo)

bracted spiderwort

bristly buttercup

bristly greenbrier

bristly sedge

brittle prickly pear

broad-leaved arrowhead

broad-leaved cattail

broad-leaved helleborine

broadleaf enchanter’s nightshade

brocade moss

broom forkmoss

brown-eyed Susan

Bruner’s spotted Joe pye weed

buffalobur nightshade

bulbet-bearing water hemlock

bull thistle

bunchberry

bur cucumber

bur oak (var. macrocarpa)

bur oak (var. macrocarpa)

butter and eggs

butterfly weed

butternut

buttonbush

       

bachelor’s button (Centaurea cyanus)

       

Back’s sedge (Carex backii)

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bald cypress (Taxodium distichum var. distichum)

       

bald spikerush (Eleocharis erythropoda)

       

Baldwin’s ironweed (Vernonia baldwinii ssp. interior)

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Balkan catchfly (Silene csereii)

       

ball cactus (Escobaria vivipara var. vivipara)

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Ballard’s goldenaster (Heterotheca ballardii)

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balsam fir (Abies balsamea var. balsamea)

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balsam groundsel (Packera paupercula)

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balsam poplar (Populus balsamifera)

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balsam willow (Salix pyrifolia)

       

Baltic rush (Juncus balticus var. littoralis)

       

baneberry (Actaea spp.)

       

bare-stemmed tick trefoil (Desmodium nudiflorum)

       

barnyard grass (Echinochloa crus-galli)

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bastard toadflax (Comandra umbellata)

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bastard toadflax (Comandra umbellata ssp. umbellata)

       

bay-leaved willow (Salix pentandra)

       

beach pea (Lathyrus japonicus var. maritimus)

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beaked hazelnut (Corylus cornuta var. cornuta)

       

beaked skeletonweed (Shinnersoseris rostrata)

       

beaked spike-rush (Eleocharis rostellata)

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bearberry (Arctostaphylos uva-ursi)

       

bearded shorthusk (Brachyelytrum erectum)

       

bearded wheatgrass (Elymus trachycaulus ssp. subsecundus)

       

Bebb’s sedge (Carex bebbii)

       

Bebb’s willow (Salix bebbiana)

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Bell’s honeysuckle (Lonicera × bella)

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Bicknell’s cranesbill (Geranium bicknellii)

       

Bicknell’s sedge (Carex bicknellii)

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biennial beeblossom (Oenothera gaura)

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big bluestem (Andropogon gerardi)

       

Bigelow’s bottlebrush grass (Elymus hystrix var. bigeloviana)

       

bigfruit hawthorn (Crataegus macrosperma)

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bigleaf aster (Eurybia macrophylla)

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bigleaf lupine (Lupinus polyphyllus var. polyphyllus)

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bigtooth aspen (Populus grandidentata)

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bird’s-foot trefoil (Lotus corniculatus var. corniculatus)

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birdfoot violet (Viola pedata)

       

bitter fleabane (Erigeron acris var. kamtschaticus)

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bitternut hickory (Carya cordiformis)

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bittersweet nightshade (Solanum dulcamara)

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black ash (Fraxinus nigra)

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blackberry lily (Iris domestica)

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black bindweed (Fallopia convolvulus)

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black cherry (Prunus serotina var. serotina)

       

black chokeberry (Aronia melanocarpa)

       

black crowberry (Empetrum nigrum)

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black-eyed Susan (Rudbeckia hirta var. pulcherrima)

       

blackfoot quillwort (Isoetes melanopoda)

       

black huckleberry (Gaylussacia baccata)

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black locust (Robinia pseudoacacia)

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black maple (Acer saccharum ssp. nigrum)

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black medick (Medicago lupulina)

       

black mustard (Brassica nigra)

       

black oak (Quercus velutina)

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black raspberry (Rubus occidentalis)

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black-seeded plantain (Plantago rugelii var. rugelii)

       

black-seeded rice grass (Patis racemosa)

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black spruce (Picea mariana)

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black tupelo (Nyssa sylvatica)

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black walnut (Juglans nigra)

       

black willow (Salix nigra)

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bladder campion (Silene vulgaris ssp. vulgaris)

       

bladderwort (Utricularia spp.)

       

Blanchard’s dewberry (Rubus satis)

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bland sweet cicely (Osmorhiza claytonii)

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blanket flower (Gaillardia aristata)

       

blite goosefoot (Chenopodium capitatum)

       

blood milkwort (Polygala sanguinea)

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bloodroot (Sanguinaria canadensis)

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bluebead lily (Clintonia borealis)

       

blue beech (Carpinus caroliniana ssp. virginiana)

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blue cohosh (Caulophyllum thalictroides)

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blue-eyed grass (Sisyrinchium spp.)

       

blue flag iris (Iris sp.)

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blue giant hyssop (Agastache foeniculum)

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blue grama (Bouteloua gracilis)

       

bluejoint (Calamagrostis canadensis)

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blue lettuce (Lactuca pulchella)

       

blue mudplantain (Heteranthera limosa)

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Blue Ridge carrionflower (Smilax lasioneura)

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blue skullcap (Scutellaria lateriflora)

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blue spruce (Picea pungens)

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blue toadflax (Nuttallanthus canadensis)

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blue vervain (Verbena hastata)

       

blue wild indigo (Baptisia australis)

       

blunt-fruited sweet cicely (Osmorhiza depauperata)

       

blunt-leaved orchid (Platanthera obtusata)

       

blunt-lobed grapefern (Botrychium oneidense)

       

blunt-lobed woodsia (Woodsia obtusa ssp. obtusa)

       

bluntleaf bedstraw (Galium obtusum ssp. obtusum)

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bluntleaf sandwort (Moehringia lateriflora)

       

bluntleaf yellowcress (Rorippa curvipes)

       

blunt sedge (Carex obtusata)

       

blunt spikerush (Eleocharis obtusa)

       

bog adder’s-mouth (Malaxis paludosa)

       

bog bilberry (Vaccinium uliginosum)

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bog birch (Betula pumila)

       

bog bluegrass (Poa paludigena)

       

bog haircap moss (Polytrichum strictum)

       

bog Labrador tea (Rhododendron groenlandicum)

       

bog laurel (Kalmia polifolia)

       

bog rosemary (Andromeda glaucophylla)

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bog willow (Salix pedicellaris)

       

bog willowherb (Epilobium leptophyllum)

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Bohemian knotweed (Reynoutria × bohemica)

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Bolander’s water hemlock (Cicuta maculata var. bolanderi)

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bonfire moss (Funaria hygrometrica var. hygrometrica)

       

border forsythia (Forsythia × intermedia)

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bottle gentian (Gentiana andrewsii)

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bottle gentian (Gentiana andrewsii var. andrewsii)

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bouncing bet (Saponaria officinalis)

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boxelder (Acer negundo)

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boxelder (Acer negundo var. interius)

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boxelder (Acer negundo var. negundo)

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bracted spiderwort (Tradescantia bracteata)

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bracted vervain (Verbena bracteata)

       

branching centaury (Centaurium pulchellum)

       

Braun’s hollyfern (Polystichum braunii)

       

bright green spike-rush (Eleocharis flavescens var. olivacea)

       

bristle-berry (Rubus regionalis)

       

bristle-berry (Rubus stipulatus)

       

bristle-berry (Rubus uniformis)

       

bristly blackberry (Rubus dissensus)

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bristly buttercup (Ranunculus hispidus)

       

bristly buttercup (Ranunculus hispidus var. caricetorum)

       

bristly buttercup (Ranunculus hispidus var. nitidus)

       

bristly dewberry (Rubus hispidus)

       

bristly foxtail (Setaria verticillata)

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bristly greenbrier (Smilax tamnoides)

       

bristly haircap moss (Polytrichum piliferum)

       

bristly locust (Robinia hispida var. hispida)

       

bristly sarsaparilla (Aralia hispida)

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bristly sedge (Carex comosa)

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brittle prickly pear (Opuntia fragilis)

       

brittlestem hempnettle (Galeopsis tetrahit)

       

Britton’s scalewort (Frullania brittoniae)

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broad-leaved arrowhead (Sagittaria latifolia)

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broad-leaved cattail (Typha latifolia)

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broad-leaved helleborine (Epipactis helleborine ssp. helleborine)

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broad-leaved panicled aster (Symphyotrichum lanceolatum var. latifolium)

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broadleaf enchanter’s nightshade (Circaea canadensis)

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broadleaf meadowsweet (Spiraea alba var. latifolia)

       

broadleaf water milfoil (Myriophyllum heterophyllum)

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brocade moss (Callicladium imponens)

       

brome-like sedge (Carex bromoides)

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broom forkmoss (Dicranum scoparium)

       

brown knapweed (Centaurea jacea)

       

brown mustard (Brassica juncea)

       

brown peatmoss (Sphagnum fuscum)

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brown-eyed Susan (Rudbeckia triloba var. triloba)

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Bruner’s spotted Joe pye weed (Eutrochium maculatum var. bruneri)

       

buckbean (Menyanthes trifoliata)

       

buffalo grass (Buchloë dactyloides)

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buffalobur nightshade (Solanum rostratum)

       

bulblet fern (Cystopteris bulbifera)

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bulbet-bearing water hemlock (Cicuta bulbifera)

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bull thistle (Cirsium vulgare)

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bunchberry (Cornus canadensis)

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bur cucumber (Sicyos angulatus)

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bur oak (Quercus macrocarpa)

       

bur oak (Quercus macrocarpa var. depressa)

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bur oak (Quercus macrocarpa var. macrocarpa)

       

bushy cinquefoil (Potentilla supina ssp. paradoxa)

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butter and eggs (Linaria vulgaris)

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butterfly weed (Asclepias tuberosa ssp. interior)

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butternut (Juglans cinerea)

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buttonbush (Cephalanthus occidentalis)

       

buttonbush dodder (Cuscuta cephalanthi)

       

Buxbaum’s sedge (Carex buxbaumii)

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

C

       
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calico aster (Symphyotrichum lateriflorum)

Canada anemone

Canada goldenrod

Canada lettuce

Canada mayflower

Canada moonseed

Canada plum

Canada thistle

Canada wildrye

Canadian black snakeroot (var. canadensis)

Canadian black snakeroot (var. canadensis)

Canadian honewort

Canadian horseweed

Canadian milkvetch

Canadian tick-trefoil

Canadian white violet

Canadian wild ginger

Canadian woodnettle

candle anemone

cardinal flower

Carolina anemone

Carolina geranium

catnip

celandine

cereal rye

charlock mustard

chicory

chokecherry

Christmas fern

cinnamon fern

clammy groundcherry

clasping-leaved Venus’ looking-glass

clasping milkweed

cleavers

Cleland’s evening primrose

climbing false buckwheat

clustered bellflower

clustered black snakeroot

cockspur hawthorn

common agrimony

common bladderwort

common blue violet

common boneset

common buckthorn

common burdock

common chickweed

common cinquefoil

common dandelion

common evening primrose

common false Solomon’s seal

common hop

common juniper

common liverwort

common mallow

common milkweed

common milkweed

common mullein

common oat

common polypody

common purslane

common ragweed

common reed

common St. Johnswort

common self-heal

common self-heal (ssp. vulgaris)

common sheep sorrel

common smooth blue aster

common sneezeweed

common snowberry

common sowthistle

common speedwell

common sunflower

common tansy

common water hemlock

common wheat

common winterberry

common yarrow

compass plant

Cooper’s milkvetch

cream pea

creeping bellflower

creeping juniper

crown vetch

Culver’s root

cup plant

chokecherry

curly-cup gumweed

curlytop knotweed

cut-leaved coneflower

cut-leaved toothwort

cylindric blazing star

cypress spurge

       

calico aster (Symphyotrichum lateriflorum var. horizontale)

       

calico aster (Symphyotrichum lateriflorum var. lateriflorum)

       

calla lily (Zantedeschia aethiopica)

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Canada anemone (Anemonastrum canadense)

       

Canada bluegrass (Poa compressa)

       

Canada frostweed (Crocanthemum canadense)

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Canada goldenrod (Solidago canadensis)

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Canada goldenrod (Solidago canadensis var. canadensis)

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Canada lettuce (Lactuca canadensis)

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Canada mayflower (Maianthemum canadense)

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Canada moonseed (Menispermum canadense)

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Canada plum (Prunus nigra)

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Canada thistle (Cirsium arvense)

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Canada wildrye (Elymus canadensis)

       

Canada yew (Taxus canadensis)

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Canadian black snakeroot (Sanicula canadensis)

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Canadian black snakeroot (Sanicula canadensis var. canadensis)

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Canadian clearweed (Pilea pumila)

       

Canadian gooseberry (Ribes oxyacanthoides ssp. oxyacanthoides)

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Canadian honewort (Cryptotaenia canadensis)

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Canadian horseweed (Erigeron canadensis)

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Canadian milkvetch (Astragalus canadensis var. canadensis)

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Canadian pussytoes (Antennaria howellii ssp. canadensis)

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Canadian tick-trefoil (Desmodium canadense)

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Canadian white violet (Viola canadensis var. rugulosa)

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Canadian wild ginger (Asarum canadense)

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Canadian woodnettle (Laportea canadensis)

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candle anemone (Anemone cylindrica)

       

caraway (Carum carvi)

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cardinal flower (Lobelia cardinalis)

       

Carey’s smartweed (Persicaria careyi)

       

Carey’s sedge (Carex careyana)

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Carolina anemone (Anemone caroliniana)

       

Carolina foxtail (Alopecurus carolinianus)

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Carolina geranium (Geranium carolinianum var. carolinianum)

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Carolina horsenettle (Solanum carolinense)

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Carolina spring beauty (Claytonia caroliniana var. caroliniana)

       

Carolina whitlowgrass (Draba reptans)

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catnip (Nepeta cataria)

       

cattail (Typha sp.)

       

cattail sedge (Carex typhina)

       

cedar moss (Sciuro-hypnum oedipodium)

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celandine (Chelidonium majus)

       

central peatmoss (Sphagnum centrale)

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cereal rye (Secale cereale)

       

Chamisso’s cottongrass (Eriophorum chamissonis)

       

charity (Polemonium caeruleum)

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charlock mustard (Sinapis arvensis)

       

cheatgrass (Bromus tectorum)

       

chestnut sedge (Carex castanea)

       

chickpea milkvetch (Astragalus cicer)

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chicory (Cichorium intybus)

       

Chilean sweet cicely (Osmorhiza berteroi)

       

Chinese catalpa (Catalpa ovata)

       

Chisos red oak (Quercus gravesii)

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chokecherry (Prunus virginiana var. virginiana)

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Christmas fern (Polystichum acrostichoides)

       

chrome peatmoss (Sphagnum squarrosum)

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cinnamon fern (Osmundastrum cinnamomeum)

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clammy groundcherry (Physalis heterophylla)

       

clammy hedge-hyssop (Gratiola neglecta)

       

clasping-leaved twisted-stalk (Streptopus amplexifolius)

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clasping-leaved Venus’ looking-glass (Triodanis perfoliata ssp. perfoliata)

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clasping milkweed (Asclepias amplexicaulis)

       

clasping pepper grass (Lepidium perfoliatum)

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cleavers (Galium aparine)

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Cleland’s evening primrose (Oenothera clelandii)

       

cliff goldenrod (Solidago sciaphila)

       

cliff fern (Woodsia spp.)

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climbing false buckwheat (Fallopia scandens)

       

Clinton’s bulrush (Trichophorum clintonii)

       

cloudberry (Rubus chamaemorus)

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clustered bellflower (Campanula glomerata)

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clustered black snakeroot (Sanicula odorata)

       

clustered broomrape (Orobanche fasciculata)

       

clustered poppy mallow (Callirhoe triangulata)

       

coastal sedge (Carex exilis)

       

cobaea beardtongue (Penstemon cobaea)

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cockspur hawthorn (Crataegus crus-galli var. crus-galli)

       

Columbia watermeal (Wolffia columbiana)

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common agrimony (Agrimonia gryposepala)

       

common barberry (Berberis vulgaris)

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common bladderwort (Utricularia macrorhiza)

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common blue violet (Viola sororia)

       

common blue wood aster (Symphyotrichum cordifolium)

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common boneset (Eupatorium perfoliatum var. perfoliatum)

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common buckthorn (Rhamnus cathartica)

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common burdock (Arctium minus)

       

common bur-reed (Sparganium eurycarpum)

       

common butterwort (Pinguicula vulgaris ssp. vulgaris)

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common chickweed (Stellaria media)

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common cinquefoil (Potentilla simplex)

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common dandelion (Taraxacum officinale ssp. officinale)

       

common dayflower (Commelina communis)

       

common dodder (Cuscuta gronovii)

       

common dogmustard (Erucastrum gallicum)

       

common duckweed (Lemna minor)

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common evening primrose (Oenothera biennis)

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common false Solomon’s seal (Maianthemum racemosum var. racemosum)

       

common flax (Linum usitatissimum)

       

common haircap moss (Polytrichum commune)

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common hop (Humulus lupulus)

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common hop (Humulus lupulus var. lupuloides)

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common hop (Humulus lupulus var. pubescens)

       

common hop-tree (Ptelea trifoliata ssp. trifoliata var. trifoliata)

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common juniper (Juniperus communis var. depressa)

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common lambsquarters (Chenopodium album)

       

common lilac (Syringa vulgaris)

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common liverwort (Marchantia polymorpha)

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common mallow (Malva neglecta)

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common milkweed (Asclepias syriaca)

       

common moonwort (Botrychium lunaria)

       

common morning-glory (Ipomoea purpurea)

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common motherwort (Leonurus cardiaca ssp. cardiaca)

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common mullein (Verbascum thapsus ssp. thapsus)

       

common ninebark (Physocarpus opulifolius)

       

common ninebark (Physocarpus opulifolius var. opulifolius)

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common oat (Avena sativa)

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common panicled aster (Symphyotrichum lanceolatum ssp. lanceolatum)

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common panicled aster (Symphyotrichum lanceolatum var. lanceolatum)

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common plantain (Plantago major)

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common polypody (Polypodium virginianum)

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common purslane (Portulaca oleracea)

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common ragweed (Ambrosia artemisiifolia)

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common reed (Phragmites australis)

       

common rivergrass (Scolochloa festucacea)

       

common rush (Juncus effusus)

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common St. Johnswort (Hypericum perforatum)

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common self-heal (Prunella vulgaris)

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common self-heal (Prunella vulgaris ssp. vulgaris)

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common sheep sorrel (Rumex acetosella)

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common smooth blue aster (Symphyotrichum laeve var. laeve)

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common sneezeweed (Helenium autumnale)

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common snowberry (Symphoricarpos albus var. albus)

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common sowthistle (Sonchus oleraceus)

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common speedwell (Veronica officinalis var. officinalis)

       

common spikerush (Eleocharis palustris)

       

common star-of-Bethlehem (Ornithogalum umbellatum)

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common sunflower (Helianthus annuus)

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common tansy (Tanacetum vulgare)

       

common three-square (Schoenoplectus pungens)

       

common threeseed mercury (Acalypha rhomboidea)

       

common vetch (Vicia sativa)

       

common vetch (Vicia sativa ssp. nigra)

       

common vetch (Vicia sativa ssp. sativa)

       

common viper’s bugloss (Echium vulgare)

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common water hemlock (Cicuta maculata var. maculata)

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common wheat (Triticum aestivum ssp. aestivum)

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common winterberry (Ilex verticillata)

       

common wood fern (Dryopteris intermedia)

       

common woodrush (Luzula multiflora)

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common yarrow (Achillea millefolium)

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compass plant (Silphium laciniatum)

       

coon’s tail (Ceratophyllum demersum)

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Cooper’s milkvetch (Astragalus neglectus)

       

coralberry (Symphoricarpos orbiculatus)

       

corn (Zea mays)

       

corn speedwell (Veronica arvensis)

       

cow vetch (Vicia cracca ssp. cracca)

       

crabgrass (Digitaria spp.)

       

crack willow (Salix fragilis)

       

Crawe’s sedge (Carex crawei)

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cream pea (Lathyrus ochroleucus)

       

cream wild indigo (Baptisia bracteata var. leucophaea)

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creeping bellflower (Campanula rapunculoides)

       

creeping bentgrass (Agrostis stolonifera)

       

creeping buttercup (Ranunculus repens)

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creeping juniper (Juniperus horizontalis)

       

creeping snowberry (Gaultheria hispidula)

       

crested sedge (Carex cristatella)

       

crested wheatgrass (Agropyron cristatum)

       

crested wood fern (Dryopteris cristata)

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crimson clover (Trifolium incarnatum ssp. incarnatum)

       

crisped pincushion (Ulota crispa)

       

crookedstem aster (Symphyotrichum prenanthoides)

       

cross-leaved milkwort (Polygala cruciata)

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crown vetch (Securigera varia)

       

crowned beggarticks (Bidens trichosperma)

       

cuckoo flower (Cardamine pratensis)

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Culver’s root (Veronicastrum virginicum)

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cup plant (Silphium perfoliatum var. perfoliatum)

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curly dock (Rumex crispus)

       

curly pondweed (Potamogeton crispus)

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curly-cup gumweed (Grindelia squarrosa)

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curlytop knotweed (Persicaria lapathifolia)

       

cursed crowfoot (Ranunculus sceleratus)

       

cursed crowfoot (Ranunculus sceleratus var. multifidus)

       

cursed crowfoot (Ranunculus sceleratus var. sceleratus)

       

cut-leaf ironplant (Xanthisma spinulosum var. spinulosum)

       

cut-leaved anemone (Anemone multifida var. multifida)

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cut-leaved coneflower (Rudbeckia laciniata var. laciniata)

       

cut-leaved evening primrose (Oenothera laciniata)

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cut-leaved toothwort (Cardamine concatenata)

       

cutleaf teasel (Dipsacus laciniatus)

       

cutleaf waterparsnip (Berula erecta)

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cylindric blazing star (Liatris cylindracea)

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cypress spurge (Euphorbia cyparissias)

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

     

 

 

D

       
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Dakota gentian (Gentiana andrewsii var. dakotica)

dame’s rocket

dark green bulrush

Deptford pink

desert false indigo

 

 

 

 

 

 

 

 

 

dotted blazing star

 

 

downy arrowwood

downy gentian

downy hawthorn

downy Parlin’s pussytoes

downy phlox

downy serviceberry

downy yellow violet

drooping trillium

 

 

 

Dutchman’s breeches

dwarf false indigo

dwarf raspberry

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dame’s rocket (Hesperis matronalis ssp. matronalis)

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dark green bulrush (Scirpus atrovirens)

       

David’s spurge (Euphorbia davidii)

       

Davis’ sedge (Carex davisii)

       

decurrent false aster (Boltonia decurrens)

       

deer sedge (Carex hallii)

       

delicate fern moss (Thuidium delicatulum)

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Deptford pink (Dianthus armeria ssp. armeria)

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desert false indigo (Amorpha fruticosa)

       

desert goosefoot (Chenopodium pratericola)

       

devil’s beggarticks (Bidens frondosa)

       

devil’s tongue (Opuntia humifusa var. humifusa)

       

Dewey’s sedge (Carex deweyana)

       

diamondleaf willow (Salix planifolia ssp. planifolia)

       

dill (Anethum graveolens)

       

disk water-hyssop (Bacopa rotundifolia)

       

ditch stonecrop (Penthorum sedoides)

       

dodder (Cuscuta spp.)

       

dog-fennel (Anthemis cotula)

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dotted blazing star (Liatris punctata var. punctata)

       

dotted hawthorn (Crataegus punctata)

       

dotted smartweed (Persicaria punctata)

       

Douglas hawthorn (Crataegus douglasii)

       

Douglas-fir (Pseudotsuga menziesii)

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downy arrowwood (Viburnum rafinesqueanum)

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downy arrowwood (Viburnum rafinesqueanum var. affine)

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downy arrowwood (Viburnum rafinesqueanum var. rafinesqueanum)

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downy gentian (Gentiana puberulenta)

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downy hawthorn (Crataegus mollis var. mollis)

       

downy painted cup (Castilleja sessiliflora)

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downy Parlin’s pussytoes (Antennaria parlinii ssp. fallax)

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downy phlox (Phlox pilosa ssp. fulgida)

       

downy rattlesnake plantain (Goodyera pubescens)

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downy serviceberry (Amelanchier arborea)

       

downy willow herb (Epilobium strictum)

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downy yellow violet (Viola pubescens)

       

dragon’s mouth (Arethusa bulbosa)

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drooping trillium (Trillium flexipes)

       

drooping woodland sedge (Carex arctata)

       

drooping woodreed (Cinna latifolia)

       

Drummond’s aster (Symphyotrichum drummondii var. drummondii)

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Drummond’s campion (Silene drummondii ssp. drummondii)

       

Drummond’s rockcress (Arabis drummondii)

       

dry sedge (Carex xerantica)

       

dry-spike sedge (Carex siccata)

       

Dudley’s rush (Juncus dudleyi)

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Dutchman’s breeches (Dicentra cucullaria)

       

dwarf bilberry (Vaccinium caespitosum)

       

dwarf cinquefoil (Potentilla canadensis)

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dwarf false indigo (Amorpha nana)

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dwarf ginseng (Panax trifolius)

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dwarf raspberry (Rubus pubescens)

       

dwarf scouring rush (Equisetum scirpoides)

       

dwarf snapdragon (Chaenorhinum minus ssp. minus)

       

dyc (Flava composita var. damnatus)

E

       
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early buttercup (Ranunculus fascicularis)

early buttercup

early figwort

early horse-gentian

early meadow rue

eastern black nightshade

eastern bottlebrush grass

eastern bottlebrush grass (var. hystrix)

eastern cottonwood

eastern false rue anemone

eastern hemlock

eastern poison ivy

eastern prickly gooseberry

eastern purple coneflower

eastern redcedar

eastern swamp saxifrage

eastern wahoo

eastern white pine

edible valerian

elm-leaved goldenrod

elm (Ulmus sp.)

European bur-reed

European cranberrybush

European larch

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early figwort (Scrophularia lanceolata)

       

early coralroot (Corallorhiza trifida)

       

early goldenrod (Solidago juncea)

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early horse gentian (Triosteum aurantiacum var. aurantiacum)

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early meadow-rue (Thalictrum dioicum)

       

early saxifrage (Micranthes virginiensis)

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eastern black nightshade (Solanum emulans)

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eastern bottlebrush grass (Elymus hystrix)

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eastern bottlebrush grass (Elymus hystrix var. hystrix)

  Photo    

eastern cottonwood (Populus deltoides ssp. deltoides)

       

eastern dwarf mistletoe (Arceuthobium pusillum)

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eastern false rue anemone (Enemion biternatum)

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eastern hemlock (Tsuga canadensis)

       

eastern leatherwood (Dirca palustris)

       

eastern marsh fern (Thelypteris palustris var. pubescens)

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eastern poison ivy (Toxicodendron radicans ssp. negundo)

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eastern prickly gooseberry (Ribes cynosbati)

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eastern purple coneflower (Echinacea purpurea)

       

eastern redbud (Cercis canadensis var. canadensis)

  Photo Video  

eastern redcedar (Juniperus virginiana var. virginiana)

       

eastern spotted coralroot (Corallorhiza maculata var. maculata)

       

eastern star sedge (Carex radiata)

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eastern swamp saxifrage (Micranthes pensylvanica)

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eastern wahoo (Euonymus atropurpureus var. atropurpureus)

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eastern white pine (Pinus strobus)

       

eastern woodland sedge (Carex blanda)

       

ebony spleenwort (Asplenium platyneuron)

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edible valerian (Valeriana edulis var. ciliata)

       

eggleaf rosette grass (Dichanthelium ovale)

       

eggleaf rosette grass (Dichanthelium ovale ssp. praecocius)

       

eggleaf rosette grass (Dichanthelium ovale ssp. pseudopubescens)

       

eggleaf rosette grass (Dichanthelium ovale ssp. villosissimum)

       

elegant groundsel (Packera indecora)

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elm-leaved goldenrod (Solidago ulmifolia var. ulmifolia)

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elms (Ulmus spp.)

       

Emory’s sedge (Carex emoryi)

       

Engelmann’s spikerush (Eleocharis engelmannii)

       

English plantain (Plantago lanceolata)

       

English sundew (Drosera anglica)

       

European black alder (Alnus glutinosa)

       

European black currant (Ribes nigrum)

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European bur-reed (Sparganium emersum)

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European common reed (Phragmites australis ssp. australis)

       

European crab apple (Malus sylvestris)

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European cranberrybush (Viburnum opulus var. opulus)

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European larch (Larix decidua)

       

European mountain ash (Sorbus aucuparia)

       

European plum (Prunus domestica)

       

European stickseed (Lappula squarrosa)

       

eyebright (Euphrasia officinalis)

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

     

 

 

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fall witchgrass (Digitaria cognata)

 

 

 

 

false boneset

 

 

 

 

falsegold groundsel

fan clubmoss

fen grass of Parnassus

fern moss (Thuidium sp.)

few-seeded sedge

field bindweed

 

 

 

 

field horsetail

field pennycress

field pussytoes

field sagewort

field thistle

fireberry hawthorn

fireweed

fireweed (ssp. angustifolium)

flat-topped aster

flat-topped aster (var. umbellata)

Flodman’s thistle

flowering plant (Class Magnoliopsida)

flowering spurge

four-flowered yellow loosestrife

foxglove beardtongue

foxtail barley

fragrant bedstraw

fringed loosestrife

fringed puccoon

fringed willowherb

fringed willowherb (ssp. ciliatum)

       

false baby’s breath (Galium mollugo)

   

 

 

false tomentose balsam groundsel (Packera paupercula var. pseudotomentosa)

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false boneset (Brickellia eupatorioides var. corymbulosa)

       

false Indian plantain (Hasteola suaveolens)

       

false loosestrife (Ludwigia polycarpa)

       

false melic grass (Schizachne purpurascens)

       

false mermaid-weed (Floerkea proserpinacoides)

       

false mountain willow (Salix pseudomonticola)

       

false toadflax (Geocaulon lividum)

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falsegold groundsel (Packera pseudaurea var. semicordata)

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fan clubmoss (Diphasiastrum digitatum)

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fanleaf cinquefoil (Potentilla gracilis var. flabelliformis)

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fen grass of Parnassus (Parnassia glauca)

       

fen orchid (Liparis loeselii)

       

fen peatmoss (Sphagnum warnstorfii)

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fern mosses (Thuidium spp.)

       

Fernald’s false manna grass (Torreyochloa pallida var. fernaldii)

       

fescue sedge (Carex festucacea)

       

few-flowered spikerush (Eleocharis quinqueflora)

       

few-nerved cottongrass (Eriophorum chamissonis)

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few-seeded sedge (Carex oligosperma)

       

fiddleleaf hawksbeard (Crepis runcinata ssp. runcinata)

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field bindweed (Convolvulus arvensis)

       

field brome (Bromus arvensus)

       

field chickweed (Cerastium arvense)

       

field chickweed (Cerastium arvense ssp. arvense)

       

field chickweed (Cerastium arvense ssp. strictum)

       

field chickweed (Cerastium arvense ssp. velutinum)

       

field clover (Trifolium campestre ssp. campestre)

       

field dock (Rumex pseudonatronatus)

       

field dodder (Cuscuta campestris)

       

field garlic (Allium vineale)

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field horsetail (Equisetum arvense)

       

field mustard (Brassica rapa)

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field pennycress (Thlaspi arvense)

       

field peppergrass (Lepidium campestre)

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field pussytoes (Antennaria neglecta)

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field sagewort (Artemisia campestris ssp. caudata)

       

field sedge (Carex conoidea)

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field sowthistle (Sonchus arvensis ssp. arvensis)

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field thistle (Cirsium discolor)

       

fir tamarisk-moss (Abietinella abietina)

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fireberry hawthorn (Crataegus chrysocarpa var. chrysocarpa)

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fireweed (Chamaenerion angustifolium)

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fireweed (Chamaenerion angustifolium ssp. angustifolium)

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fireweed (Chamaenerion angustifolium ssp. circumvagum)

       

fiveangled dodder (Cuscuta pentagona)

       

flat-stalked pondweed (Potamogeton friesii)

       

flat-stemmed pondweed (potamogeton zosteriformis)

       

flat-stemmed spike-rush (Eleocharis compressa)

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flat-topped aster (Doellingeria umbellata)

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flat-topped aster (Doellingeria umbellata var. pubens)

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flat-topped aster (Doellingeria umbellata var. umbellata)

       

flatspine stickseed (Lappula occidentalis)

       

fleshy hawthorn (Crataegus succulenta)

       

flexile milkvetch (Astragalus flexuosus var. flexuosus)

       

floating crystalwort (Riccia fluitans)

       

floating marsh marigold (Caltha natans)

       

floating pondweed (Potamogeton natans)

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Flodman’s thistle (Cirsium flodmanii)

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flowering plants (Class Magnoliopsida)

       

flowering rush (Butomus umbellatus)

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flowering spurge (Euphorbia corollata)

       

fluxweed (Isanthus brachiatus)

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forked campion (Silene dichotoma)

       

Fort Sheridan hawthorn (Crataegus apiomorpha)

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four-flowered yellow loosestrife (Lysimachia quadriflora)

       

fowl bluegrass (Poa palustris)

       

fowl mannagrass (Glyceria striata)

       

fox sedge (Carex vulpinoidea)

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foxglove beardtongue (Penstemon digitalis)

  Photo Video  

foxtail barley (Hordeum jubatum ssp. jubatum)

       

foxtail prairie clover (Dalea leporina)

       

fragile fern (Cystopteris fragilis)

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fragrant bedstraw (Galium triflorum)

       

fragrant sumac (Rhus aromatica var. aromatica)

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fragrant waterlily (Nymphaea odorata ssp. odorata)

       

Franklin’s phacelia (Phacelia franklinii)

       

Fraser’s marsh St. Johnswort (Triadenum fraseri)

       

freeway sedge (Carex praegracilis)

       

Frenchman’s Bluff moonwort (Botrychium gallicomontanum)

       

fringed black bindweed (Fallopia cilinodis)

       

fringed bogmoss (Sphagnum fimbriatum)

       

fringed brome (Bromus ciliatus)

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fringed loosestrife (Lysimachia ciliata)

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fringed puccoon (Lithospermum incisum)

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fringed willowherb (Epilobium ciliatum)

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fringed willowherb (Epilobium ciliatum ssp. ciliatum)

       

Fuller’s bristly dewberry (Rubus fulleri)

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gallant soldier (Galinsoga parviflora var. parviflora)

garlic mustard

giant chickweed

giant foxtail

giant goldenrod

giant green foxtail

giant ragweed

giant sumpweed

ginkgo

glossy buckthorn

goat’s rue

golden alexanders

golden clover

goldenseal

goldmoss stonecrop

grass-leaved goldenrod

gray birch

gray dogwood

gray goldenrod

gray-headed coneflower

great blue lobelia

great blue lobelia (var. ludoviciana)

great blue lobelia (var. siphilitica)

Great Plains ladies’ tresses

great St. Johnswort

great waterleaf

greater bladder sedge

greater fringed gentian

Grecian foxglove

green alder

green amaranth

green ash

green foxtail

green foxtail (var. viridis)

green milkweed

Green’s rush

grimmia dry rock moss

grooved yellow flax

ground ivy

ground plum

       

garden heliotrope (Valeriana officinalis)

       

garden lady’s mantle (Alchemilla mollis)

       

garden phlox (Phlox paniculata)

       

garden radish (Raphanus sativus)

       

garden strawberry (Fragaria x ananassa)

       

gardencress pepperweed (Lepidium sativum)

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garlic mustard (Alliaria petiolata)

       

gaywings (Polygala paucifolia)

       

Georgia bulrush (Scirpus georgianus)

       

Geyer’s aster (Symphyotrichum laeve var. geyeri)

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giant chickweed (Myosoton aquaticum)

  Photo Video  

giant foxtail (Setaria faberi)

  Photo Video  

giant goldenrod (Solidago gigantea)

  Photo    

giant green foxtail (Setaria viridis var. major)

       

giant knotweed (Fallopia sachalinensis)

  Photo Video  

giant ragweed (Ambrosia trifida)

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giant sumpweed (Cyclachaena xanthiifolia)

       

giant sunflower (Helianthus giganteus)

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ginkgo (Ginkgo biloba)

       

Girgensohn’s peatmoss (Sphagnum girgensohnii)

       

glade fern (Diplazium pycnocarpon)

       

glade mallow (Napaea dioica)

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glossy buckthorn (Frangula alnus)

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goat’s rue (Tephrosia virginiana)

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golden alexanders (Zizia aurea)

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golden clover (Trifolium aureum)

       

golden currant (Ribes aureum var. villosum)

       

golden ragwort (Packera aurea)

       

golden-fruited sedge (Carex aurea)

       

goldenrods (Solidago spp.)

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goldenseal (Hydrastis canadensis)

       

Goldie’s woodfern (Dryopteris goldiana)

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goldmoss stonecrop (Sedum acre ssp. acre)

       

goldthread (Coptis trifolia)

       

goose grass (Eleusine indica)

       

gooseberry (Ribes spp.)

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graceful cinquefoil (Potentilla gracilis var. gracilis)

       

graceful sedge (Carex gracillima)

       

grape honeysuckle (Lonicera reticulata)

       

grape-leaved sweet coltsfoot (Petasites frigidus var. vitifolius)

       

grassleaf rush (Juncus marginatus)

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grass-leaved goldenrod (Euthamia graminifolia)

       

grass-leaved pondweed (Potamogeton gramineus)

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gray birch (Betula populifolia)

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gray dogwood (Cornus racemosa)

       

gray field speedwell (Veronica polita)

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gray goldenrod (Solidago nemoralis)

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gray goldenrod (Solidago nemoralis ssp. decemflora)

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gray goldenrod (Solidago nemoralis ssp. nemoralis)

       

Gray’s sedge (Carex grayi)

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gray-headed coneflower (Ratibida pinnata)

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great blue lobelia (Lobelia siphilitica)

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great blue lobelia (Lobelia siphilitica var. ludoviciana)

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great blue lobelia (Lobelia siphilitica var. siphilitica)

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great burdock (Arctium lappa)

       

great Indian plantain (Arnoglossum reniforme)

       

Great Lakes gentian (Gentiana rubricaulis)

       

Great Lakes sand cherry (Prunus pumila var. pumila)

       

Great Plains flat sedge (Cyperus lupulinus ssp. lupulinus)

       

Great Plains flat-topped goldenrod (Euthamia gymnospermoides)

       

Great Plains hawthorn (Crataegus sheridana)

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Great Plains ladies’ tresses (Spiranthes magnicamporum)

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great St. Johnswort (Hypericum ascyron ssp. pyramidatum)

       

great water dock (Rumex britannica)

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great waterleaf (Hydrophyllum appendiculatum)

  Photo Video  

greater bladder sedge (Carex intumescens)

       

greater duckweed (Spirodela polyrrhiza)

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greater fringed gentian (Gentianopsis crinita)

       

greater peatmoss (Sphagnum majus)

       

great-spurred violet (Viola selkirkii)

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Grecian foxglove (Digitalis lanata)

       

green adder’s-mouth (Malaxis unifolia)

  Photo Video  

green alder (Alnus alnobetula ssp. crispa)

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green amaranth (Amaranthus hybridus)

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green ash (Fraxinus pennsylvanica)

       

green carpetweed (Mollugo verticillata)

       

green dragon (Arisaema dracontium)

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green foxtail (Setaria viridis)

  Photo Video  

green foxtail (Setaria viridis var. viridis)

       

green keeled cottongrass (Eriophorum viridicarinatum)

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green milkweed (Asclepias viridiflora)

       

green needlegrass (Nassella viridula)

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Green’s rush (Juncus greenei)

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grimmia dry rock moss (Grimmia laevigata)

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grooved yellow flax (Linum sulcatum var. sulcatum)

  Photo Video  

ground ivy (Glechoma hederacea)

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ground plum (Astragalus crassicarpus var. crassicarpus)

       

Guadalupe waternymph (Najas guadalupensis ssp. olivacea)

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

     

 

 

       

 

       

 

       

 

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Profile Photo Video      
       

hair-like beak-rush (Rhynchospora capillacea)

hairy false goldenaster

hairy false goldenaster (var. villosa)

hairy four o’clock

hairy goldenrod

hairy grama

hairy hedge nettle

hairy honeysuckle

 

hairy puccoon

 

 

 

hairy sunflower

hairy vetch

hairy wood mint

hairy-stem gooseberry

harebell

hawthorn (Crataegus sp.)

heartleaf foamflower

heart-leaved four o’clock

heart-leaved golden alexanders

hedge bindweed

Hill’s thistle

hoary alyssum

hoary frostweed

hoary puccoon

hoary vervain

hog peanut

honey locust

hooked buttercup

hookedspur violet

hound’s tongue

Howell’s pussytoes (ssp. neodioica)

Howell’s pussytoes (ssp. neodioica)

       

hair-like sedge (Carex capillaris)

       

hairy crabgrass (Digitaria sanguinalis)

       

hairy cupgrass (Eriochloa villosa)

       

hairy evening primrose (Oenothera villosa)

       

hairy evening primrose (Oenothera villosa ssp. strigosa)

       

hairy evening primrose (Oenothera villosa ssp. villosa)

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hairy false goldenaster (Heterotheca villosa)

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hairy false goldenaster (Heterotheca villosa var. minor)

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hairy false goldenaster (Heterotheca villosa var. villosa)

       

hairy forked nailwort (Paronychia fastigiata var. fastigiata)

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hairy four o’clock (Mirabilis albida)

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hairy goldenrod (Solidago hispida)

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hairy grama (Bouteloua hirsuta var. hirsuta)

       

hairy gumweed (Grindelia hirsutula)

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hairy hedge nettle (Stachys pilosa var. pilosa)

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hairy honeysuckle (Lonicera hirsuta)

       

hairy lady’s mantle (Alchemilla monticola)

       

hairy panic grass (Dichanthelium acuminatum)

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hairy puccoon (Lithospermum caroliniense var. croceum)

       

hairy purslane speedwell (Veronica peregrina ssp. xalapensis)

       

hairy rockcress (Arabis pycnocarpa var. pycnocarpa)

       

hairy scalewort (Frullania bolanderi)

       

hairy Solomon’s seal (Polygonatum pubescens)

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hairy sunflower (Helianthus hirsutus)

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hairy vetch (Vicia villosa ssp. villosa)

       

hairy waterclover (Marsilea vestita)

       

hairy white oldfield aster (Symphyotrichum pilosum)

       

hairy white oldfield aster (Symphyotrichum pilosum var. pilosum)

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hairy wood mint (Blephilia hirsuta var. hirsuta)

       

hairy woodrush (Luzula acuminata ssp. acuminata)

       

hairy-fruit sedge (Carex trichocarpa)

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hairy-stem gooseberry (Ribes hirtellum)

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hairy-stemmed panicled aster (Symphyotrichum lanceolatum var. hirsuticaule)

       

handsome sedge (Carex formosa)

       

hard-stem bulrush (Schoenoplectus acutus var. acutus)

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harebell (Campanula rotundifolia)

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Harger’s goldenrod (Solidago canadensis var. hargeri)

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hawthorns (Crataegus spp.)

       

Hayden’s Sedge (Carex haydenii)

       

hazels (Corylus spp.)

  Photo Video  

heartleaf foamflower (Tiarella cordifolia)

       

heart-leaved birch (Betula cordifolia)

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heart-leaved four o’clock (Mirabilis nyctaginea)

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heart-leaved golden alexanders (Zizia aptera)

       

heart-leaved skullcap (Scutellaria ovata ssp. ovata)

       

heart-leaved twayblade (Neottia cordata)

       

heart-leaved willow (Salix eriocephala)

       

heavy sedge (Carex gravida)

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hedge bindweed (Calystegia sepium)

       

hedge mustard (Sisymbrium officinale)

       

hedge nettle (Stachys spp.)

       

Heller’s rosette grass (Dichanthelium oligosanthes)

       

Heller’s rosette grass (Dichanthelium oligosanthes ssp. oligosanthes)

       

hemlock water-parsnip (Sium suave)

       

henbit deadnettle (Lamium amplexicaule)

       

herbaceous blackberry (Rubus junceus)

       

Hickey’s tree clubmoss (Dendrolycopodium hickeyi)

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Hill’s thistle (Cirsium pumilum var. hillii)

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hispid hedge nettle (Stachys hispida)

  Photo Video  

hoary alyssum (Berteroa incana)

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hoary frostweed (Crocanthemum bicknellii)

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hoary puccoon (Lithospermum canescens)

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hoary vervain (Verbena stricta)

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hog peanut (Amphicarpaea bracteata var. bracteata)

       

Holboell’s rockcress (Boechera retrofracta)

       

holly-leaved water-nymph (Najas marina)

       

Holzinger’s eupatorium (Eutrochium purpureum var. holzingeri)

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honey locust (Gleditsia triacanthos)

       

hooded arrowhead (Sagittaria calycina var. calycina)

       

hooded ladies’ tresses (Spiranthes romanzoffiana)

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hooked buttercup (Ranunculus recurvatus var. recurvatus)

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hookedspur violet (Viola adunca var. adunca)

       

hook-leaved fern moss (Thuidium recognitum)

       

hop sedge (Carex lupulina)

       

horse chestnut (Aesculus hippocastanum)

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hound’s tongue (Cynoglossum officinale)

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Howell’s pussytoes (Antennaria howellii)

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Howell’s pussytoes (Antennaria howellii ssp. neodioica)

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Howell’s pussytoes (Antennaria howellii ssp. petaloidea)

       

Hudson Bay eyebright (Euphrasia hudsoniana)

       

Hudson Bay eyebright (Euphrasia hudsoniana var. contracta)

       

Hudson Bay eyebright (Euphrasia hudsoniana var. ramosior)

       

humped bladderwort (Utricularia gibba)

       

Huron green orchid (Platanthera huronensis)

       

hybrid black raspberry (Rubus × neglectus)

       

hybrid cattail (Typha × glauca)

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Illinois carrion flower (Smilax illinoensis)

 

 

Illinois tick-trefoil

Indian blanket

Indiangrass

Indian hemp

Indianpipe

inland serviceberry

interrupted fern

       

Illinois pondweed (Potamogeton illinoensis)

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Illinois tick-trefoil (Desmodium illinoense)

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Indian blanket (Gaillardia pulchella var. pulchella)

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Indian hemp (Apocynum cannabinum)

       

Indian ricegrass (Achnatherum hymenoides)

       

Indian tobacco (Lobelia inflata)

       

Indian wild rice (Zizania aquatica var. aquatica)

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Indiangrass (Sorghastrum nutans)

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Indianpipe (Monotropa uniflora)

       

inflated narrow-leaf sedge (Carex grisea)

       

inflated scalewort (Frullania inflata)

       

inflated sedge (Carex vesicaria)

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inland panicled aster (Symphyotrichum lanceolatum var. interior)

       

inland sedge (Carex interior)

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inland serviceberry (Amelanchier interior)

       

intermediate sedge (Carex media)

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interrupted fern (Claytosmunda claytoniana)

       

Iowa golden saxifrage (Chrysosplenium iowense)

       

Irish potato (Solanum tuberosum)

       

Iron River blackberry (Rubus ferrofluvius)

       

Ithaca blackberry (Rubus ithacanus)

       

ivory sedge (Carex eburnea)

       

ivy-leaved morning-glory (Ipomoea hederacea)

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jack pine (Pinus banksiana)

jack pine

jack-in-the-pulpit

Japanese barberry

Japanese hedge parsley

Japanese hop

Japanese knotweed

Jerusalem artichoke

jeweled shooting star

jumpseed

June grass

juniper haircap moss

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jack-in-the-pulpit (Arisaema triphyllum)

       

James’ monkeyflower (Mimulus glabratus var. jamesii)

       

James’ polanisia (Polanisia jamesii)

       

James’ sedge (Carex jamesii)

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Japanese barberry (Berberis thunbergii)

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Japanese hedge parsley (Torilis japonica)

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Japanese hop (Humulus japonicus)

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Japanese knotweed (Reynoutria japonica)

       

Japanese larch (Larix kaempferi)

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Jerusalem artichoke (Helianthus tuberosus)

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jeweled shooting star (Primula fassettii)

       

jointed rush (Juncus articulatus)

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jumpseed (Persicaria virginiana)

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June grass (Koeleria macrantha)

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juniper haircap moss (Polytrichum juniperinum)

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

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Kalm’s lobelia (Lobelia kalmii)

Kalm’s lobelia

Kentucky coffee tree

kidney-leaved buttercup

kidney-leaved violet

kittentails

       

Kennedy’s blackberry (Rubus kennedyanus)

       

Kentucky bluegrass (Poa pratensis ssp. pratensis)

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Kentucky coffee tree (Gymnocladus dioicus)

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kidney-leaved buttercup (Ranunculus abortivus)

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kidney-leaved violet (Viola renifolia)

       

king devil hawkweed (Pilosella piloselloides)

       

Kinnickinnick dewberry (Rubus multifer)

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kittentails (Veronica bullii)

       

knotted pearlwort (Sagina nodosa ssp. borealis)

       

knotted rush (Juncus nodosus)

       

 

       

 

       

 

       

 

       

 

       

 

       

 

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Labrador Indian paintbrush (Castilleja septentrionalis)

northern lady fern

lance-leaf coreopsis

lance-leaf fog-fruit

large yellow lady’s slipper

large-flowered beardtongue

large-flowered bellwort

large-flowered trillium

shorthair goldenrod

late horse-gentian

leadplant

leafy spurge

leatherleaf

lesser bladderwort

lesser fringed gentian (ssp. virgata)

lesser fringed gentian (ssp. virgata)

Lewis flax

lily-leaved twayblade

limber honeysuckle

Lindley’s aster

little bluestem

live-forever

liverleaf wintergreen

Lombardy poplar

London planetree

long-beaked sedge

long-bearded hawkweed

long-headed coneflower

longleaf groundcherry

long-leaved bluet

long-spine sandbur

Louisiana bladderpod

lowbush blueberry

lowland hog peanut

lyre-leaved rock cress

       

lacy tansyaster (Machaeranthera pinnatifida var. pinnatifida)

       

ladies’ tresses (Spiranthes sp.)

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lady fern (Athyrium filix-femina)

       

lake sedge (Carex lacustris)

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lance self-heal (Prunella vulgaris ssp. lanceolata)

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lance-leaf coreopsis (Coreopsis lanceolata)

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lance-leaf fog-fruit (Phyla lanceolata)

       

lance-leaved ragweed (Ambrosia bidenta)

       

lance-leaved violet (Viola lanceolata ssp. lanceolata)

       

Lapland buttercup (Ranunculus lapponicus)

       

large cranberry (Vaccinium macrocarpon)

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large yellow lady’s slipper (Cypripedium parviflorum var. pubescens)

       

large yellow water crowfoot (Ranunculus flabellaris)

       

largebract ticktrefoil (Desmodium cuspidatum var. cuspidatum)

       

largebract ticktrefoil (Desmodium cuspidatum var. longifolium)

       

largebract ticktrefoil (Desmodium cuspidatum)

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large-flowered beardtongue (Penstemon grandiflorus)

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large-flowered bellwort (Uvularia grandiflora)

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large-flowered trillium (Trillium grandiflorum)

       

large-fruited black snakeroot (Sanicula trifoliata)

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large-leaved avens (Geum macrophyllum var. perincisum)

       

large-leaved pondweed (Potamogeton amplifolius)

       

large-leaved sandwort (Moehringia macrophylla)

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larger Canadian St. Johnswort (Hypericum majus)

       

large-thorned hawthorn (Crataegus macracantha)

       

late figwort (Scrophularia marilandica)

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late goldenrod (Solidago altissima)

       

late hawthorn (Crataegus calpodendron)

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late horse gentian (Triosteum perfoliatum)

       

Laurent’s cliff fern (Woodsia scopulina ssp. laurentiana)

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leadplant (Amorpha canescens)

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leafy false goldenaster (Heterotheca villosa var. foliosa)

       

leafy pondweed (Potamogeton foliosus ssp. foliosus)

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leafy spurge (Euphorbia virgata)

       

least moonwort (Botrychium simplex)

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leatherleaf (Chamaedaphne calyculata)

       

Leiberg’s panic grass (Dichanthelium leibergii)

       

Leidberg’s waterlily (Nymphaea leibergii)

       

Leonard’s skullcap (Scutellaria parvula var. missouriensis)

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lesser bladderwort (Utricularia minor)

       

lesser clearweed (Pilea fontana)

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lesser fringed gentian (Gentianopsis virgata ssp. virgata)

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lesser fringed gentian (Gentianopsis virgata)

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Lewis flax (Linum lewisii var. lewisii)

       

licorice bedstraw (Galium circaezans var. hypomalacum)

       

light poppy mallow (Callirhoe alcaeoides)

       

lily of the valley (Convallaria majalis)

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lily-leaved twayblade (Liparis liliifolia)

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limber honeysuckle (Lonicera dioica)

       

limestone meadow sedge (Carex granularis)

       

limp white water crowfoot (Ranunculus aquatilis var. diffusus)

       

Lindheimer panic grass (Dichanthelium acuminatum var. lindheimeri)

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Lindley’s aster (Symphyotrichum ciliolatum)

       

linear-leaved panic grass (Dichanthelium linearifolium)

       

little barley (Hordeum pusillum)

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little bluestem (Schizachyrium scoparium)

       

little goblin moonwort (Botrychium mormo)

       

littleleaf linden (Tilia cordata)

       

littleleaf pussytoes (Antennaria microphylla)

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live-forever (Hylotelephium telephium ssp. telephium)

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liverleaf wintergreen (Pyrola asarifolia ssp. asarifolia)

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Lombardy poplar (Populus nigra var. italica)

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London planetree (Platanus × hispanica)

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long-beaked sedge (Carex sprengelii)

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long-bearded hawkweed (Hieracium longipilum)

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long-headed coneflower (Ratibida columnifera)

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long-leaved bluet (Houstonia longifolia)

       

long-leaved chickweed (Stellaria longifolia)

       

long-leaved pondweed (Potamogeton nodosus)

       

long-petioled showy goldenrod (Solidago jejunifolia)

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long-spine sandbur (Cenchrus longispinus)

       

long-spurred violet (Viola rostrata)

       

long-stalk sedge (Carex pedunculata)

       

long-stalked panic grass (Dichanthelium perlongum)

       

long-stalked starwort (Stellaria longipes ssp. longipes)

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long-styled black snakeroot (Sanicula canadensis var. grandis)

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longbract frog orchid (Dactylorhiza viridis)

       

longflower beeblossom (Gaura longiflora)

       

longleaf arnica (Arnica lonchophylla)

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longleaf groundcherry (Physalis longifolia)

       

lotus milkvetch (Astragalus lotiflorus)

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Louisiana bladderpod (Physaria ludoviciana)

       

Louisiana broomrape (Orobanche ludoviciana ssp. ludoviciana)

       

low bindweed (Calystegia spithamaea)

       

low serviceberry (Amelanchier humilis)

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lowbush blueberry (Vaccinium angustifolium)

       

lowland brittle fern (Cystopteris protrusa)

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lowland hog peanut (Amphicarpaea bracteata var. comosa)

       

lowland rotala (Rotala ramosior)

       

luminous moss (Schistostega pennata)

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

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Macoun’s buttercup (Ranunculus macounii)

 

 

 

 

 

 

marijuana

marsh bellflower

marsh grass of Parnassus

marsh hedge nettle

marsh skullcap

marsh vetchling

Maryland black snakeroot

Maximilian’s sunflower

May-apple

meadow garlic

meadow salsify

Michigan lily

milkweed

Minnesota dwarf trout lily

Missouri gooseberry

moist sowthistle

Morrow’s honeysuckle

moss phlox

moss (Division Bryophyta)

mountain death camas

mountain death camas (var. elegans)

mountain maple

mouse-ear hawkweed

Muhlenberg’s sedge

musk thistle

musk thistle (ssp. leiophyllus)

musk thistle (ssp. macrocephalus)

       

Macoun’s cudweed (Pseudognaphalium macounii)

       

Macoun’s fringed gentian (Gentianopsis virgata ssp. macounii)

       

Macoun’s reedgrass (Calamagrostis canadensis var. macouniana)

       

Magellan’s peatmoss (Sphagnum magellanicum)

       

maiden pink (Dianthus deltoides)

       

maidenhair pocket moss (Fissidens adianthoides)

       

maidenhair spleenwort (Asplenium trichomanes ssp. trichomanes)

       

Manchurian lilac (Syringa pubescens ssp. patula)

       

Manchurian pear (Pyrus ussuriensis)

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manyflowered aster (Symphyotrichum ericoides var. pansum)

       

many-headed sedge (Carex sychnocephala)

       

mapleleaf goosefoot (Chenopodium simplex)

       

marbleseed (Lithospermum spp.)

       

marijuana (Cannabis sativa ssp. indica)

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marijuana (Cannabis sativa var. sativa)

       

marsh arrow-grass (Triglochin palustris)

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marsh bellflower (Campanula aparinoides)

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marsh blue violet (Viola cucullata)

       

marsh cinquefoil (Comarum palustre)

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marsh grass of Parnassus (Parnassia palustris)

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marsh hedge nettle (Stachys palustris)

       

marsh horsetail (Equisetum palustre)

       

marsh muhly (Muhlenbergia racemosa)

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marsh skullcap (Scutellaria galericulata)

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marsh vetchling (Lathyrus palustris)

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Maryland black snakeroot (Sanicula marilandica)

       

mat muhly (Muhlenbergia richardsonis)

       

mat panic grass (Dichanthelium acuminatum var. implicatum)

       

matricary grapefern (Botrychium matricariifolium)

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Maximilian’s sunflower (Helianthus maximiliani)

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May-apple (Podophyllum peltatum)

       

McCalla’s willow (Salix maccalliana)

       

Mead’s sedge (Carex meadii)

       

meadow fescue (Schedonorus pratensis)

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meadow garlic (Allium canadense var. canadense)

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meadow geranium (Geranium pratense)

       

meadow hawkweed (Hieracium caespitosum)

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meadow horsetail (Equisetum pratense)

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meadow salsify (Tragopogon pratensis)

       

Mexican dock (Rumex triangulivalvis)

       

Michaux’s sedge (Carex michauxiana)

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Michigan lily (Lilium michiganense)

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milkweeds (Asclepias spp.)

       

Mingan moonwort (Botrychium minganense)

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Minnesota dwarf trout lily (Erythronium propullans)

       

Minnesota wildrye (Elymus diversiglumis)

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mint-leaved bergamot (Monarda fistulosa var. menthifolia)

       

Missouri dewberry (Rubus missouricus)

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Missouri goldenrod (Solidago missouriensis)

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Missouri gooseberry (Ribes missouriense)

       

Missouri milkvetch (Astragalus missouriensis var. missouriensis)

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moist sowthistle (Sonchus arvensis ssp. uliginosus)

       

money plant (Lunaria annua)

       

moor rush (Juncus stygius var. americanus)

       

mophead hydrangea (Hydrangea macrophylla)

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Morrow’s honeysuckle (Lonicera morrowii)

       

moschatel (Adoxa moschatellina)

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moss phlox (Phlox subulata ssp. subulata)

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mosses (Division Bryophyta)

       

moth mullein (Verbascum blattaria)

       

mountain alder (Alnus alnobetula ssp. crispa)

       

mountain blackberry (Rubus ablatus)

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mountain death camas (Anticlea elegans)

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mountain death camas (Anticlea elegans var. elegans)

       

mountain fly honeysuckle (Lonicera villosa)

       

mountain juneberry (Amelanchier bartramiana)

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mountain maple (Acer spicatum)

       

mouse-ear chickweed (Cerastium fontanum ssp. vulgare)

       

mouse-ear cress (Arabidopsis thaliana)

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mouse-ear hawkweed (Pilosella officinarum)

       

mugwort (Artemisia vulgaris)

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Muhlenberg’s sedge (Carex muehlenbergii var. muehlenbergii)

       

multiflora rose (Rosa multiflora)

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musk thistle (Carduus nutans)

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musk thistle (Carduus nutans ssp. leiophyllus)

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musk thistle (Carduus nutans ssp. macrocephalus)

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musk thistle (Carduus nutans ssp. macrolepis)

       

Muskingum sedge (Carex muskingumensis)

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naked miterwort (Mitella nuda)

nannyberry

narrow-leaved cattail

narrow-leaved hawk’s-beard

narrow-leaved meadowsweet

narrow-leaved New Jersey tea

narrow-leaved purple coneflower

narrow-leaved vervain

New England aster

New Jersey tea

nodding bur marigold

nodding spurge

nodding trillium

nodding wild onion

northern bedstraw

northern blue flag

northern bugleweed

northern bush-honeysuckle

northern catalpa

northern groundcedar

northern hackberry

northern lady fern

northern maidenhair

northern pin oak

northern plains blazing star

northern prickly ash

northern purple pitcherplant

northern red oak

northern shagbark hickory

small yellow lady’s slipper

northern starflower

northern white cedar

northern wild comfrey

Norway maple

Norway spruce

Nuttall’s evening primrose

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nannyberry (Viburnum lentago)

       

narrow mushroom-headed liverwort (Preissia quadrata)

       

narrow triangle moonwort (Botrychium lanceolatum ssp. angustisegmentum)

       

narrowleaf cow wheat (Melampyrum lineare)

       

narrowleaf cow wheat (Melampyrum lineare var. latifolium)

       

narrowleaf cow wheat (Melampyrum lineare var. lineare)

       

narrowleaf dock (Rumex stenophyllus)

       

narrowleaf goosefoot (Chenopodium desiccatum)

       

narrow-leaf mountain trumpet (Collomia linearis)

       

narrowleaf peatmoss (Sphagnum angustifolium)

       

narrow-leaved blue-eyed-grass (Sisyrinchium angustifolium)

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narrow-leaved cattail (Typha angustifolia)

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narrow-leaved four o’clock (Mirabilis linearis)

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narrow-leaved hawk’s-beard (Crepis tectorum)

       

narrow-leaved hawkweed (Hieracium umbellatum)

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narrow-leaved meadowsweet (Spiraea alba var. alba)

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narrow-leaved milkweed (Asclepias stenophylla)

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narrow-leaved mountain mint (Pycnanthemum tenuifolium)

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narrow-leaved New Jersey tea (Ceanothus herbaceus)

       

narrow-leaved pinweed (Lechea tenuifolia)

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narrow-leaved purple coneflower (Echinacea angustifolia)

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narrow-leaved vervain (Verbena simplex)

       

narrow-leaved water plantain (Alisma gramineum)

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narrow-leaved wild leek (Allium tricoccum var. burdickii)

       

narrow-leaved willow herb (Epilobium leptophyllum)

       

narrow-panicle rush (Juncus brevicaudatus)

       

necklace sedge (Carex ormostachya)

       

neckweed (Veronica peregrina ssp. peregrina)

       

needle-and-thread (Hesperostipa comata ssp. comata)

       

needleleaf sedge (Carex duriuscula)

       

needle-tip blue-eyed-grass (Sisyrinchium mucronatum)

       

nerveless woodland sedge (Carex leptonervia)

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New England aster (Symphyotrichum novae-angliae)

       

New England sedge (Carex novae-angliae)

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New Jersey tea (Ceanothus americanus)

       

New York scalewort (Frullania eboracensis)

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night-flowering catchfly (Silene noctiflora)

       

nimblewill (Muhlenbergia schreberi)

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nodding bur marigold (Bidens cernua)

       

nodding chickweed (Cerastium nutans)

       

nodding fescue (Festuca subverticillata)

       

nodding sedge (Carex gynandra)

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nodding spurge (Euphorbia nutans)

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nodding trillium (Trillium cernuum)

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nodding wild onion (Allium cernuum var. cernuum)

       

northern adder’s tongue (Ophioglossum pusillum)

       

northern arrowwood (Viburnum recognitum)

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northern bedstraw (Galium boreale)

       

northern beech fern (Phegopteris connectilis)

       

northern black currant (Ribes hudsonianum)

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northern blue flag (Iris versicolor)

       

northern bog aster (Symphyotrichum boreale)

       

northern bog bedstraw (Galium labradoricum)

       

northern bog goldenrod (Solidago uliginosa)

       

northern bog violet (Viola nephrophylla)

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northern bugleweed (Lycopus uniflorus)

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northern bush honeysuckle (Diervilla lonicera)

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northern catalpa (Catalpa speciosa)

       

northern dewberry (Rubus flagellaris)

       

northern evening primrose (Oenothera parviflora)

       

northern firmoss (Huperzia selago)

       

northern gentian (Gentianella amarella ssp. acuta)

       

northern green orchid (Platanthera aquilonis)

       

northern green rush (Juncus alpinoarticulatus)

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northern groundcedar (Diphasiastrum complanatum)

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northern hackberry (Celtis occidentalis)

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northern lady fern (Athyrium filix-femina var. angustum)

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northern maidenhair (Adiantum pedatum)

       

northern meadow groundsel (Packera paupercula var. paupercula)

       

northern oak fern (Gymnocarpium robertianum)

       

northern peatmoss (Sphagnum capillifolium)

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northern pin oak (Quercus ellipsoidalis)

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northern plains blazing star (Liatris ligulistylis)

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northern prickly ash (Zanthoxylum americanum)

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northern purple pitcherplant (Sarracenia purpurea ssp. purpurea)

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northern red oak (Quercus rubra)

       

northern reed grass (Calamagrostis stricta ssp. inexpansa)

       

northern sagewort (Artemisia borealis)

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northern shagbark hickory (Carya ovata)

       

northern shorthusk (Brachyelytrum aristosum)

       

northern singlespike sedge (Carex scirpoidea ssp. scirpoidea)

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northern small yellow lady’s slipper (Cypripedium parviflorum var. makasin)

       

northern spikemoss (Selaginella selaginoides)

       

northern St. Johnswort (Hypericum boreale)

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northern starflower (Lysimachia borealis)

       

northern sweetgrass (Anthoxanthum hirtum)

       

northern water plantain (Alisma triviale)

       

northern water-milfoil (Myriophyllum sibiricum)

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northern white cedar (Thuja occidentalis)

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northern wild comfrey (Andersonglossum boreale)

       

northern wild rice (Zizania palustris var. interior)

       

northern wild rice (Zizania palustris var. palustris)

       

northern willow herb (Epilobium ciliatum ssp. glandulosum)

       

northern winter cress (Barbarea orthoceras)

       

northern yellow-eyed grass (Xyris montana)

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northwest cinquefoil (Potentilla gracilis var. fastigiata)

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northwestern lady fern (Athyrium filix-femina ssp. cyclosorum)

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Norway maple (Acer platanoides)

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Norway spruce (Picea abies)

       

Norwegian whitlowgrass (Draba norvegica var. norvegica)

       

Nuttall’s alkali grass (Puccinellia nuttalliana)

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Nuttall’s evening primrose (Oenothera nuttallii)

       

Nuttall’s little rose (Chamaerhodos erecta ssp. nuttallii)

       

Nuttall’s violet (Viola nuttallii)

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Oakes’ pondweed (Potamogeton oakesianus)

obedient plant

common obedient plant

Ohio buckeye

Ohio spiderwort

one-flowered wintergreen

one-sided wintergreen

orange daylily

orange hawkweed

ostrich fern

oval-leaf milkweed

oxeye daisy

       

Oakes’ scalewort (Frullania oakesiana)

       

oakleaf goosefoot (Chenopodium glaucum)

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obedient plant (Physostegia virginiana)

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obedient plant (Physostegia virginiana ssp. virginiana)

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Ohio buckeye (Aesculus glabra var. glabra)

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Ohio spiderwort (Tradescantia ohiensis)

       

oldfield blackberry (Rubus alumnus)

       

one-cone clubmoss (Lycopodium lagopus)

       

one-flowered broomrape (Orobanche uniflora)

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one-flowered wintergreen (Moneses uniflora)

       

onerow yellowcress (Rorippa microphylla)

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one-sided wintergreen (Orthilia secunda)

       

Ontario aster (Symphyotrichum ontarionis)

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orange daylily (Hemerocallis fulva)

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orange hawkweed (Pilosella aurantiaca)

       

orange peatmoss (Sphagnum subsecundum)

       

orchard grass (Dactylis glomerata ssp. glomerata)

       

oregano (Origanum vulgare)

       

Oregon woodsia (Woodsia oregana ssp. cathcartiana)

       

Oriental bittersweet (Celastrus orbiculatus)

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ostrich fern (Matteuccia struthiopteris var. pensylvanica)

       

oval-headed sedge (Carex cephalophora)

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oval-leaf milkweed (Asclepias ovalifolia)

       

owlfruit sedge (Carex stipata var. stipata)

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oxeye daisy (Leucanthemum vulgare)

       

 

       

 

       

 

       

 

       

 

       

 

       

 

     

 

 

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pagoda dogwood (Cornus alternifolia)

pagoda dogwood

pale agoseris

pale touch-me-not

paleleaf woodland sunflower

palespike lobelia

palespike lobelia (var. spicata)

paper birch

paradise apple

Parlin’s pussytoes

partridge pea

pearly everlasting

Pennsylvania buttercup

Pennsylvania sedge

Pennsylvania smartweed

perennial sow thistle

Philadelphia fleabane

pin cherry

pincushion moss

pineapple-weed

pink lady’s slipper

pipsissewa

plains coreopsis

plains cottonwood

plains prickly pear

plains snake-cotton

plantain-leaved pussytoes

pleated gentian

plumeless thistle

pointed-leaved tick-trefoil

poison sumac

poke milkweed

ponderosa pine

porcupine grass

prairie alumroot

prairie blazing star

prairie blue-eyed grass

prairie bush clover

prairie buttercup

prairie cordgrass

prairie coreopsis

prairie crabapple

prairie dock

prairie blue-eyed grass

prairie fleabane (var. strigosus)

prairie fleabane (var. strigosus)

prairie goldenrod

prairie groundsel

prairie ironweed

prairie ironweed

prairie larkspur

prairie lettuce

prairie onion

prairie peppergrass

prairie rose

prairie sagewort

prairie shooting star

prairie smoke

prairie spiderwort

prairie sunflower

prairie turnip

prairie violet

prickly lettuce

prickly rose

prickly sow thistle

prickly tree clubmoss

prostrate knotweed

purple coneflower (Echinacea sp.)

purple giant hyssop

purple locoweed

purple loosestrife

purple lovegrass

purple meadow rue

purple prairie clover

purple rattlesnake root

purpleleaf willowherb

purple-stem angelica

purple-stem beggarticks

pussy willow

puttyroot

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pale agoseris (Agoseris glauca var. glauca)

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pale bastard toadflax (Comandra umbellata ssp. pallida)

       

pale bulrush (Scirpus pallidus)

       

pale corydalis (Capnoides sempervirens)

       

pale dock (Rumex altissimus)

       

pale false mannagrass (Torreyochloa pallida var. pallida)

       

pale green orchid (Platanthera flava var. herbiola)

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pale Indian plantain (Arnoglossum atriplicifolium)

       

pale moonwort (Botrychium pallidum)

       

pale purple coneflower (Echinacea pallida)

       

pale sedge (Carex pallescens)

       

pale spikerush (Eleocharis macrostachya)

       

pale St. Johnswort (Hypericum ellipticum)

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pale touch-me-not (Impatiens pallida)

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paleleaf woodland sunflower (Helianthus strumosus)

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palespike lobelia (Lobelia spicata)

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palespike lobelia (Lobelia spicata var. campanulata)

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palespike lobelia (Lobelia spicata var. hirtella)

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palespike lobelia (Lobelia spicata var. spicata)

       

palmate sweet coltsfoot (Petasites frigidus var. palmatus)

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panicled aster (Symphyotrichum lanceolatum)

       

panicled bulrush (Scirpus microcarpus)

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paper birch (Betula papyrifera var. papyrifera)

       

papillose peatmoss (Sphagnum papillosum)

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paradise apple (Malus pumila)

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Parlin’s pussytoes (Antennaria parlinii)

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partridge pea (Chamaecrista fasciculata var. fasciculata)

       

path rush (Juncus tenuis)

       

peachleaf willow (Salix amygdaloides)

       

pearl millet (Pennisetum glaucum)

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pearly everlasting (Anaphalis margaritacea)

       

Peck’s yellow violet (Viola pubescens var. peckii)

       

Pennsylvania bitter-cress (Cardamine pensylvanica)

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Pennsylvania buttercup (Ranunculus pensylvanicus)

       

Pennsylvania cinquefoil (Potentilla pensylvanica)

       

Pennsylvania pellitory (Parietaria pensylvanica)

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Pennsylvania sedge (Carex pensylvanica)

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Pennsylvania smartweed (Persicaria pensylvanica)

       

peppermint (Mentha x piperita)

       

perennial evening primrose (Oenothera perennis)

       

perennial ryegrass (Lolium perenne)

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perennial sow thistle (Sonchus arvensis)

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Philadelphia fleabane (Erigeron philadelphicus var. philadelphicus)

       

Philbert’s fern moss (Thuidium assimile)

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pin cherry (Prunus pensylvanica)

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pincushion moss (Leucobryum glaucum)

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pineapple-weed (Matricaria discoidea)

       

pinesap (Monotropa hypopitys)

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pink lady’s slipper (Cypripedium acaule)

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pipsissewa (Chimaphila umbellata ssp. cisatlantica)

       

plains blackberry (Rubus ablatus)

       

plains bluegrass (Poa arida)

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plains coreopsis (Coreopsis tinctoria var. tinctoria)

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plains cottonwood (Populus deltoides ssp. molinifera)

       

plains muhly (Muhlenbergia cuspidata)

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plains prickly pear (Opuntia macrorhiza)

       

plains reed grass (Calamagrostis montanensis)

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plains snake-cotton (Froelichia floridana var. campestris)

       

plains wild indigo (Baptisia bracteata var. glabrescens)

       

plait-leaf dewberry (Rubus plicatifolius)

       

plantainleaf sedge (Carex plantaginea)

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plantain-leaved pussytoes (Antennaria plantaginifolia)

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pleated gentian (Gentiana affinis)

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plumeless thistle (Carduus acanthoides ssp. acanthoides)

       

plumleaf crabapple (Malus prunifolia)

       

pointed broom sedge (Carex scoparia)

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pointed-leaved tick-trefoil (Hylodesmum glutinosum)

       

poison hemlock (Conium maculatum)

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poison sumac (Toxicodendron vernix)

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poke milkweed (Asclepias exaltata)

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ponderosa pine (Pinus ponderosa)

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porcupine grass (Hesperostipa spartea)

       

porcupine sedge (Carex hystericina)

       

potato dwarfdandelion (Krigia dandelion)

       

Powell’s amaranth (Amaranthus powellii)

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prairie alumroot (Heuchera richardsonii)

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prairie blazing star (Liatris pycnostachya var. pycnostachya)

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prairie blue-eyed grass (Sisyrinchium campestre)

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prairie bush clover (Lespedeza leptostachya)

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prairie buttercup (Ranunculus rhomboideus)

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prairie cordgrass (Sporobolus michauxianus)

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prairie coreopsis (Coreopsis palmata)

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prairie crabapple (Malus ioensis)

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prairie dock (Silphium terebinthinaceum var. terebinthinaceum)

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prairie dropseed (Sporobolus heterolepis)

       

prairie false dandelion (Nothocalais cuspidata)

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prairie fleabane (Erigeron strigosus)

       

prairie fleabane (Erigeron strigosus var. septentrionalis)

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prairie fleabane (Erigeron strigosus var. strigosus)

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prairie goldenrod (Solidago ptarmicoides)

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prairie groundsel (Packera plattensis)

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prairie ironweed (Vernonia fasciculata)

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prairie ironweed (Vernonia fasciculata ssp. fasciculata)

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prairie larkspur (Delphinium carolinianum ssp. virescens)

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prairie lettuce (Lactuca ludoviciana)

       

prairie milkvetch (Astragalus laxmannii var. robustior)

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prairie milkweed (Asclepias hirtella)

       

prairie mimosa (Desmanthus illinoensis)

       

prairie moonwort (Botrychium campestre)

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prairie onion (Allium stellatum)

       

prairie parsley (Polytaenia nuttallii)

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prairie peppergrass (Lepidium densiflorum)

       

prairie pinweed (Lechea stricta)

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prairie rose (Rosa arkansana)

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prairie rose (Rosa arkansana var. arkansana)

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prairie rose (Rosa arkansana var. suffulta)

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prairie sagewort (Artemisia frigida)

       

prairie sandreed (Calamovilfa longifolia var. longifolia)

       

prairie sedge (Carex prairea)

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prairie shooting star (Primula meadia)

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prairie smoke (Geum triflorum var. triflorum)

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prairie spiderwort (Tradescantia occidentalis var. occidentalis)

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prairie sunflower (Helianthus petiolaris ssp. petiolaris)

       

prairie thermopsis (Thermopsis rhombifolia)

       

prairie trillium (Trillium recurvatum)

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prairie turnip (Pediomelum esculentum)

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prairie violet (Viola pedatifida var. pedatifida)

       

prairie wedge grass (Sphenopholis obtusata)

       

prairie willow (Salix humilis)

       

prairie willow (Salix humilis var. humilis)

       

prairie willow (Salix humilis var. tristis)

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prickly lettuce (Lactuca serriola)

       

prickly quill sedge (Carex echinodes)

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prickly rose (Rosa acicularis ssp. sayi)

       

prickly Russian thistle (Salsola tragus)

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prickly sow thistle (Sonchus asper)

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prickly tree clubmoss (Dendrolycopodium dendroideum)

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prostrate knotweed (Polygonum aviculare)

       

purple avens (Geum rivale)

       

purple cliff brake (Pellaea atropurpurea)

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purple coneflower (Echinacea spp.)

       

purple cress (Cardamine douglasii)

       

purple crowberry (Empetrum atropurpureum)

       

purple false foxglove (Agalinis purpurea var. purpurea)

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purple giant hyssop (Agastache scrophulariifolia)

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purple locoweed (Oxytropis lambertii var. lambertii)

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purple loosestrife (Lythrum salicaria)

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purple lovegrass (Eragrostis spectabilis)

       

purple meadow parsnip (Thaspium trifoliatum)

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purple meadow-rue (Thalictrum dasycarpum)

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purple milkweed (Asclepias purpurascens)

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purple prairie clover (Dalea purpurea var. purpurea)

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purple rattlesnake root (Nabalus racemosus)

       

purple rocket (Iodanthus pinnatifidus)

       

purple sand grass (Triplasis purpurea)

       

purple-head sneezeweed (Helenium flexuosum)

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purple-leaf willowherb (Epilobium coloratum)

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purple-stem angelica (Angelica atropurpurea)

       

purple-stem aster (Symphyotrichum puniceum var. puniceum)

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purple-stem beggarticks (Bidens connata)

       

purpletop tridens (Tridens flavus var. flavus)

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pussy willow (Salix discolor)

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puttyroot (Aplectrum hyemale)

       

pygmy-flower rock-jasmine (Androsace septentrionalis)

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

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quackgrass (Elymus repens)

quaking aspen

Quebec hawthorn

Queen Anne’s lace

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quaking aspen (Populus tremuloides)

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Quebec hawthorn (Crataegus submollis)

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Queen Anne’s lace (Daucus carota ssp. carota)

       

quill sedge (Carex tenera)

       

quill spikerush (Eleocharis nitida)

       

 

       

 

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rabbit’s foot clover (Trifolium arvense)

rabbit’s foot clover

rabbit-tobacco

racemed milkwort

rattlesnake fern

rattlesnake master

red baneberry

red clover

red elderberry

red hickory

red maple

red mulberry

red osier dogwood

red pine

redroot amaranth

red-seeded dandelion

redshank

red three-awn

redwhisker clammyweed

reed canary grass

Riddell’s goldenrod

roadside agrimony

Rocky Mountain Douglas-fir

rope dodder

rose (Rosa sp.)

rose twisted-stalk

rough barnyard grass

rough barnyard grass (var. microstachya)

rough barnyard grass (var. muricata)

rough bentgrass

rough blazing star

rough blazing star (var. aspera)

rough blazing star (f. benkei)

rough blazing star (var.  intermedia)

rough bugleweed

rough cinquefoil

rough cocklebur

rough false pennyroyal

rough-fruit amaranth

redwhisker clammyweed

rough-seeded fameflower

round-headed bush clover

roundleaf greenbrier

round-leaved dogwood

round-lobed hepatica

rue anemone

running clubmoss

Russian olive

Rydberg’s sunflower

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rabbit-tobacco (Pseudognaphalium obtusifolium)

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racemed milkwort (Polygala polygama)

       

ragged fringed orchid (Platanthera lacera)

       

ram’s head lady’s slipper (Cypripedium arietinum)

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rattlesnake fern (Botrypus virginianus)

       

rattlesnake mannagrass (Glyceria canadensis)

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rattlesnake master (Eryngium yuccifolium var. yuccifolium)

       

recurved blackberry (Rubus recurvans)

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red baneberry (Actaea rubra ssp. rubra)

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red clover (Trifolium pratense)

       

red deadnettle (Lamium purpureum)

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red elderberry (Sambucus racemosa var. racemosa)

       

red goosefoot (Chenopodium rubrum)

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red hickory (Carya ovalis)

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red maple (Acer rubrum var. rubrum)

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red mulberry (Morus rubra)

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red osier dogwood (Cornus sericea ssp. sericea)

       

red peatmoss (Sphagnum rubellum)

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red pine (Pinus resinosa)

       

red saltwort (Salicornia rubra)

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red three-awn (Aristida purpurea var. longiseta)

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redroot amaranth (Amaranthus retroflexus)

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red-seeded dandelion (Taraxacum erythrospermum)

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redshank (Ceratodon purpureus)

       

redtop (Agrostis gigantea)

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redwhisker clammyweed (Polanisia dodecandra ssp. dodecandra)

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reed canary grass (Phalaris arundinacea)

       

retrorse sedge (Carex retrorsa)

       

rhombic evening primrose (Oenothera rhombipetala)

       

rhubarb (Rheum rhabarbarum)

       

rice cutgrass (Leersia oryzoides)

       

Richardson’s pondweed (Potamogeton richardsonii)

       

Richardson’s tansy mustard (Descurainia incana)

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Riddell’s goldenrod (Solidago riddellii)

       

ridge-seeded spurge (Euphorbia glyptosperma)

       

rigid bogmoss (Sphagnum teres)

       

rigid sedge (Carex tetanica)

       

river birch (Betula nigra)

       

river bulrush (Bolboschoenus fluviatilis)

       

river scalewort (Frullania riparia)

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roadside agrimony (Agrimonia striata)

       

roadside pepperweed (Lepidium ruderale)

       

Robbins' pondweed (Potamogeton robbinsii)

       

Robert’s geranium (Geranium robertianum)

       

Robin’s plantain (Erigeron pulchellus)

       

Robin’s plantain (Erigeron pulchellus var. pulchellus)

       

robust toothcup (Ammannia robusta)

       

rock clubmoss (Huperzia porophila)

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rock elm (Ulmus thomasii)

       

rock sandwort (Minuartia dawsonensis)

       

rock spikemoss (Selaginella rupestris)

       

rock whitlow-grass (Draba arabisans)

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Rocky Mountain Douglas-fir (Pseudotsuga menziesii var. glauca)

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rope dodder (Cuscuta glomerata)

       

rose (Family Rosaceae)

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rose (Rosa spp.)

       

rose blackberry (Rubus rosa)

       

rose pogonia (Pogonia ophioglossoides)

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rose twisted-stalk (Streptopus lanceolatus var. longipipes)

       

Ross’ sedge (Carex rossii)

       

rosy sedge (Carex rosea)

       

rough avens (Geum laciniatum)

  Photo Video  

rough barnyard grass (Echinochloa muricata)

  Photo    

rough barnyard grass (Echinochloa muricata var. microstachya)

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rough barnyard grass (Echinochloa muricata var. muricata)

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rough bedstraw (Galium asprellum)

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rough bentgrass (Agrostis scabra)

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rough blazing star (Liatris aspera)

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rough blazing star (Liatris aspera var. aspera f. benkei)

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rough blazing star (Liatris aspera var. aspera)

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rough blazing star (Liatris aspera var. intermedia)

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rough bugleweed (Lycopus asper)

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rough cinquefoil (Potentilla norvegica)

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rough cocklebur (Xanthium strumarium)

       

rough dropseed (Sporobolus compositus)

       

rough false foxglove (Agalinis aspera)

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rough false pennyroyal (Hedeoma hispida)

       

rough hawkweed (Hieracium scabrum)

       

rough rattlesnake root (Nabalus asper)

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rough-fruit amaranth (Amaranthus tuberculatus)

       

rough-fruited fairybells (Prosartes trachycarpa)

       

roughleaf ricegrass (Oryzopsis asperifolia)

       

rough-leaved goldenrod (Solidago patula)

       

rough-leaved hawthorn (Crataegus scabrida)

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roughseed clammyweed (Polanisia dodecandra)

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rough-seeded fameflower (Phemeranthus rugospermus)

       

rounded tongue moss (Anomodon minor)

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round-headed bush clover (Lespedeza capitata)

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roundleaf greenbrier (Smilax rotundifolia)

       

roundleaf orchid (Galearis rotundifolia)

       

roundleaf serviceberry (Amelanchier sanguinea)

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round-leaved dogwood (Cornus rugosa)

       

round-leaved mallow (Malva rotundifolia)

       

round-leaved sundew (Drosera rotundifolia)

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round-lobed hepatica (Anemone americana)

       

roundstem false foxglove (Agalinis gattingeri)

       

royal fern (Osmunda regalis var. spectabilis)

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rue anemone (Thalictrum thalictroides)

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running clubmoss (Lycopodium clavatum)

       

rush skeletonplant (Lygodesmia juncea)

       

russet buffaloberry (Shepherdia canadensis)

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Russian olive (Elaeagnus angustifolia)

       

Russow’s peatmoss (Sphagnum russowii)

       

rusty woodsia (Woodsia ilvensis)

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Rydberg’s sunflower (Helianthus nuttallii ssp. rydbergii)

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

     

 

 

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sage-leaved willow (Salix candida)

sawtooth sunflower

scalewort

scarlet Indian paintbrush (f. coccinea)

Scots pine

scouring rush horsetail

seaside three-awn

Seneca snakeroot

sensitive fern

shaggy soldier

sharp-lobed hepatica

shining bedstraw

shinleaf

shorthair goldenrod

showy goldenrod species complex

showy goldenrod

Showy Lady’s Slipper

showy milkweed

showy orchis

shrubby cinquefoil

shy wallflower

Siberian elm

Siberian squill

sicklepod

sideoats grama

silky aster

silky dogwood

silky prairie clover

silver maple

silverberry

silvergreen bryum moss

silverleaf scurfpea

silverweed

silvery cinquefoil

skunk cabbage

slender beardtongue

slender-leaf false foxglove

slippery elm

small purple fringed orchid

small white lady’s slipper

small-spike false nettle

S/smooth_blue_aster_02smooth blue aster

smooth brome

smooth carrionflower

smooth hedge nettle

smooth oxeye

smooth rose

smooth scouring rush

smooth Solomon’s seal

smooth sumac

smooth yellow violet

snakeskin liverwort

snow trillium

soft wild bergamot

softhair marbleseed

solidstem burnet saxifrage

southern blue flag

speckled alder

sphagnum moss (Sphagnum sp.)

Sphinx ladies’ tresses

spinulose wood fern

spotted beebalm

spotted Joe Pye weed

spotted knapweed

spotted lady’s thumb

spotted spurge

spotted touch-me-not

spotted water hemlock

spreading dogbane

spreading Jacob’s ladder

spring cress

spring speedwell

staghorn sumac

starry campion

starry false Solomon's seal

steeplebush

sterile sedge

stiff goldenrod

stiff goldenrod (ssp. rigida)

stiff sunflower (ssp. subrhomboideus)

stiff sunflower (ssp. subrhomboideus)

stiffleaf false golden aster

stiff-leaved showy goldenrod

stringy stonecrop

sugar maple

sugar maple (ssp. saccharum)

Sullivant’s milkweed

sulphur cinquefoil

Sundiial Lupine

swamp betony

swamp milkweed

swamp thistle

swamp white oak

sweet woodruff

       

sand cherry (Prunus pumila)

       

sand dropseed (Sporobolus cryptandrus)

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sandbar willow (Salix interior)

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sandyseed clammyweed (Polanisia dodecandra ssp. trachysperma)

       

Sartwell’s sedge (Carex sartwellii)

       

satiny willow (Salix pellita)

       

savanna balsam groundsel (Packera paupercula var. savannarum)

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sawtooth sunflower (Helianthus grosseserratus)

       

sawtooth wormwood (Artemisia serrata)

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scalewort (Frullania spp.)

       

scarlet beeblossom (Oenothera suffrutescens)

       

scarlet hawthorn (Crataegus coccinea)

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scarlet Indian paintbrush (Castilleja coccinea)

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scarlet toothcup (Ammannia coccinea)

       

Scotch false asphodel (Tofieldia pusilla)

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Scots pine (Pinus sylvestris)

       

Scouler’s popcorn flower (Plagiobothrys scouleri)

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scouring rush horsetail (Equisetum hyemale ssp. affine)

       

scrambled eggs (Corydalis aurea ssp. aurea)

       

scratchgrass (Muhlenbergia asperifolia)

       

Scribner’s panic grass (Dichanthelium oligosanthes ssp. scribnerianum)

       

seaside arrowgrass (Triglochin maritima)

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seaside three-awn (Aristida tuberculosa)

       

Selwyn’s scalewort (Frullania selwyniana)

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Seneca snakeroot (Polygala senega)

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sensitive fern (Onoclea sensibilis)

       

serviceberries (Amelanchier spp.)

       

sessile-flowered yellow cress (Rorippa sessiliflora)

       

sessile-fruited arrowhead (Sagittaria rigida)

       

setose blackberry (Rubus groutianus)

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shaggy soldier (Galinsoga quadriradiata)

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sharp-lobed hepatica (Anemone acutiloba)

       

sharp-toothed blackberry (Rubus acridens)

       

shepherd’s purse (Capsella bursa-pastoris)

       

Sherard’s waterhorehound (Lycopus × sherardii)

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shining bedstraw (Galium concinnum)

       

shining clubmoss (Huperzia lucidula)

       

shining willow (Salix lucida ssp. lucida)

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shinleaf (Pyrola elliptica)

       

short ray fleabane (Erigeron lonchophyllus)

       

Short’s aster (Symphyotrichum shortii)

       

Short’s rockcress (Boechera dentata)

       

short-awned foxtail (Alopecurus aequalis)

       

shortbeak sedge (Carex brevior)

       

short-beaked arrowhead (Sagittaria brevirostra)

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shorthair goldenrod (Solidago altissima var. gilvocanescens)

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showy goldenrod species complex (Solidago speciosa complex)

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showy goldenrod (Solidago speciosa)

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showy lady’s slipper (Cypripedium reginae)

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showy milkweed (Asclepias speciosa)

       

showy mountain ash (Sorbus decora)

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showy orchis (Galearis spectabilis)

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shrubby cinquefoil (Dasiphora fruticosa ssp. floribunda)

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shy wallflower (Erysimum inconspicuum var. inconspicuum)

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Siberian cranesbill (Geranium sibiricum)

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Siberian elm (Ulmus pumila)

       

Siberian larch (Larix sibirica)

       

Siberian peashrub (Caragana arborescens)

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Siberian squill (Scilla siberica)

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sicklepod (Borodinia canadensis)

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sideoats grama (Bouteloua curtipendula var. curtipendula)

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silky aster (Symphyotrichum sericeum)

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silky dogwood (Cornus obliqua)

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silky prairie clover (Dalea villosa var. villosa)

       

silky wild rye (Elymus villosus)

       

silver buffaloberry (Shepherdia argentea)

       

silver false spleenwort (Deparia acrostichoides)

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silver maple (Acer saccharinum)

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silverberry (Elaeagnus commutata)

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silvergreen bryum moss (Bryum argenteum)

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silverleaf grape (Vitis aestivalis var. bicolor)

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silverleaf scurfpea (Pediomelum argophyllum)

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silverweed (Argentina anserina ssp. anserina)

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silvery cinquefoil (Potentilla argentea)

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Siskiyou aster (Symphyotrichum lanceolatum ssp. hesperium)

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Siskiyou aster (Symphyotrichum lanceolatum var. hesperium)

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skunk cabbage (Symplocarpus foetidus)

       

sky-blue aster (Symphyotrichum oolentangiense var. oolentangiense)

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sleepy catchfly (Silene antirrhina)

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slender beardtongue (Penstemon gracilis var. gracilis)

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slender cinquefoil (Potentilla gracilis)

       

slender corydalis (Corydalis micrantha ssp. micrantha)

       

slender dayflower (Commelina erecta)

       

slender moonwort (Botrychium lineare)

       

slender plantain (Plantago elongata)

       

slender Russian thistle (Salsola collina)

       

slender spikerush (Eleocharis nitida)

       

slender waternymph (Najas gracillima)

       

slender wheatgrass (Elymus trachycaulus)

       

slender wheatgrass (Elymus trachycaulus ssp. trachycaulus)

       

slender willow (Salix petiolaris)

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slender-leaf false foxglove (Agalinis tenuifolia)

       

slenderleaf sundew (Drosera linearis)

       

slimspike three-awn (Aristida longespica var. geniculata)

       

slim-stem reedgrass (Calamagrostis stricta)

       

slim-stem reedgrass (Calamagrostis stricta ssp. stricta)

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slippery elm (Ulmus rubra)

       

small beggarticks (Bidens discoidea)

       

small cranberry (Vaccinium oxycoccos)

       

small green wood orchid (Platanthera clavellata)

       

small pondweed (Potamogeton pusillus)

       

small pondweed (Potamogeton pusillus ssp. pusillus)

       

small pondweed (Potamogeton pusillus ssp. tenuissimus)

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small purple fringed orchid (Platanthera psycodes)

       

small tumbleweed mustard (Sisymbrium loeselii)

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small white lady’s slipper (Cypripedium candidum)

       

small white violet (Viola macloskeyi ssp. pallens)

       

small yellow water crowfoot (Ranunculus gmelinii)

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smallflower columbine (Aquilegia brevistyla)

       

smallflower grass of Parnassus (Parnassia palustris var. parviflora)

       

small-flowered false foxglove (Agalinis purpurea var. paupercula)

       

small-flowered forget-me-not (Myosotis laxa)

       

small-flowered woodrush (Luzula parviflora)

       

small-leaved pussytoes (Antennaria parvifolia)

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small-spike false nettle (Boehmeria cylindrica)

       

smooth blackberry (Rubus canadensis)

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smooth blue aster (Symphyotrichum laeve)

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smooth brome (Bromus inermis)

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smooth carrionflower (Smilax herbacea)

       

smooth crabgrass (Digitaria ischaemum)

       

smooth forked nail-wort (Paronychia canadensis)

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smooth hedge nettle (Stachys tenuifolia)

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smooth oxeye (Heliopsis helianthoides var. scabra)

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smooth Parlin’s pussytoes (Antennaria parlinii ssp. parlinii)

       

smooth rock cress (Boechera laevigata var. laevigata)

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smooth rose (Rosa blanda var. blanda)

       

smooth sawgrass (Cladium mariscoides)

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smooth scouring rush (Equisetum laevigatum)

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smooth Solomon’s seal (Polygonatum biflorum var. commutatum)

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smooth sumac (Rhus glabra)

       

smooth woodsia (Woodsia glabella)

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smooth yellow violet (Viola eriocarpa)

       

smooth-sheathed sedge (Carex laevivaginata)

       

snailseed pondweed (Potamogeton bicupulatus)

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snakeskin liverwort (Conocephalum salebrosum)

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snow trillium (Trillium nivale)

       

snowline wintergreen (Pyrola minor)

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snowy campion (Silene nivea)

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soft agrimony (Agrimonia pubescens)

       

soft fox sedge (Carex conjuncta)

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soft wild bergamot (Monarda fistulosa var. mollis)

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softhair marbleseed (Lithospermum parviflorum)

       

soft-stem bulrush (Schoenoplectus tabernaemontani)

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solidstem burnet saxifrage (Pimpinella saxifraga ssp. saxifraga)

       

sooty beak-rush (Rhynchospora fusca)

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southern blue flag (Iris virginica var. shrevei)

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southern obedient plant (Physostegia virginiana ssp. praemorsa)

       

southern yellow wood sorrel (Oxalis dillenii)

       

soybean (Glycine max)

       

spatulate moonwort (Botrychium spathulatum)

       

spearmint (Mentha spicata)

       

spearwort (Ranunculus flammula var. ovalis)

       

spearwort (Ranunculus flammula var. reptans)

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speckled alder (Alnus incana ssp. rugosa)

       

sphagnum blackberry (Rubus spectatus)

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sphagnum moss (Sphagnum spp.)

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Sphinx ladies’ tresses (Spiranthes incurva)

       

spicate serviceberry (Amelanchier spicata)

       

spike trisetum (Trisetum spicatum)

       

spiked muhly (Muhlenbergia glomerata)

       

spikeoat (Avenula hookeri)

       

spikerush (Eleocharis spp.)

       

spineless hornwort (Ceratophyllum echinatum)

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spinulose wood fern (Dryopteris carthusiana)

       

spiral ditchgrass (Ruppia cirrhosa)

       

split-lip hempnettle (Galeopsis bifida)

       

spoonleaf sundew (Drosera intermedia)

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spotted beebalm (Monarda punctata var. villicaulis)

       

spotted coralroot (Corallorhiza maculata)

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spotted Joe Pye weed (Eutrochium maculatum)

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spotted Joe Pye weed (Eutrochium maculatum var. foliosum)

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spotted Joe Pye weed (Eutrochium maculatum var. maculatum)

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spotted knapweed (Centaurea stoebe ssp. micranthos)

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spotted lady’s thumb (Persicaria maculosa)

       

spotted pondweed (Potamogeton pulcher)

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spotted spurge (Euphorbia maculata)

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spotted St. Johnswort (Hypericum punctatum)

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spotted touch-me-not (Impatiens capensis)

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spotted water hemlock (Cicuta maculata)

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spotted water hemlock (Cicuta maculata var. angustifolia)

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spreading dogbane (Apocynum androsaemifolium)

       

spreading hedge parsley (Torilis arvensis)

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spreading Jacob’s ladder (Polemonium reptans var. reptans)

       

spreading sedge (Carex laxiculmis var. copulata)

       

spreading yellowcress (Rorippa sinuata)

       

spreadingpod rockcress (Boechera grahamii)

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spring cress (Cardamine bulbosa)

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spring speedwell (Veronica verna)

       

spring whitlowgrass (Draba verna)

       

squashberry (Viburnum edule)

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squirrel corn (Dicentra canadensis)

       

St. Lawrence bladderfern (Cystopteris laurentiana)

       

St. Lawrence grapefern (Botrychium rugulosum)

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staghorn sumac (Rhus typhina)

       

stairstep moss (Hylocomium splendens)

       

stalked bulrush (Scirpus pedicellatus)

       

Standley’s goosefoot (Chenopodium standleyanum)

       

star sedge (Carex echinata ssp. echinata)

       

starry bristle moss (Orthotrichum stellatum)

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starry campion (Silene stellata)

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starry false Solomon’s seal (Maianthemum stellatum)

       

Steel’s dewberry (Rubus steelei)

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steeplebush (Spiraea tomentosa)

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sterile sedge (Carex sterilis)

       

stickseed (Hackelia spp.)

       

sticky false asphodel (Triantha glutinosa)

       

sticky locoweed (Oxytropis borealis var. viscida)

       

stiff clubmoss (Spinulum annotinum)

       

stiff cowbane (Oxypolis rigidior)

       

stiff gentian (Gentianella quinquefolia ssp. occidentalis)

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stiff goldenrod (Solidago rigida)

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stiff goldenrod (Solidago rigida ssp. humilis)

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stiff goldenrod (Solidago rigida ssp. rigida)

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stiff sunflower (Helianthus pauciflorus)

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stiff sunflower (Helianthus pauciflorus ssp. pauciflorus)

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stiff sunflower (Helianthus pauciflorus ssp. subrhomboideus)

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stiffleaf false goldenaster (Heterotheca angustifolia)

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stiff-leaved showy goldenrod (Solidago rigidiuscula)

       

stiffstem flax (Linum rigidum)

       

straight-leaved pondweed (Potamogeton strictifolius)

       

strawberry clover (Trifolium fragiferum)

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strawberry tomato (Physalis grisea)

       

straw-colored flatsedge (Cyperus strigosus)

       

streamside fleabane (Erigeron glabellus var. pubescens)

       

strict blue-eyed grass (Sisyrinchium montanum var. montanum)

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stringy stonecrop (Sedum sarmentosum)

       

striped coralroot (Corallorhiza striata var. striata)

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sugar maple (Acer saccharum)

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sugar maple (Acer saccharum ssp. saccharum)

       

Sullivant’s coolwort (Sullivantia sullivantii)

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Sullivant’s milkweed (Asclepias sullivantii)

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sulphur cinquefoil (Potentilla recta)

       

sulphur cosmos (Cosmos sulphureus)

       

summer cypress (Bassia scoparia)

       

sunbright (Phemeranthus parviflorus)

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sundial lupine (Lupinus perennis var. perennis)

       

sun-loving sedge (Carex inops ssp. heliophila)

       

superior blackberry (Rubus superioris)

       

surprise lily (Lycoris squamigera)

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swamp betony (Pedicularis lanceolata)

       

swamp black currant (Ribes lacustre)

       

swamp blackberry (Rubus semisetosus)

       

swamp buttercup (Ranunculus fascicularis)

       

swamp candles (Lysimachia terrestris)

       

swamp fly honeysuckle (Lonicera oblongifolia)

       

swamp loosestrife (Decodon verticillatus)

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swamp milkweed (Asclepias incarnata ssp. incarnata)

       

swamp red currant (Ribes triste)

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swamp smartweed (Persicaria hydropiperoides)

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swamp thistle (Cirsium muticum)

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swamp white oak (Quercus bicolor)

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sweet autumn virgin’s bower (Clematis terniflora)

       

sweet clover (Melilotus spp.)

       

sweet fern (Comptonia peregrina)

       

sweet Joe Pye weed (Eutrochium purpureum)

       

sweet Joe Pye weed (Eutrochium purpureum var. purpureum)

       

sweet mock orange (Philadelphus coronarius)

       

sweet white violet (Viola blanda var. blanda)

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sweet William catchfly (Silene armeria)

       

sweet woodreed (Cinna arundinacea)

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sweet woodruff (Galium odoratum)

       

sweetgale (Myrica gale)

       

sweet-William (Dianthus barbatus ssp. barbatus)

       

switch grass (Panicum virgatum var. virgatum)

       

 

     

 

 

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tall beggarticks (Bidens vulgata)

tall beggarticks

tall bellflower

tall blue lettuce

tall boneset

tall buttercup

tall cinquefoil

tall cottongrass

tall thimbleweed

tall thistle

tamarack

Tartarian honeysuckle

thimbleberry

 

 

 

 

timothy

tinyleaf small plume moss

toothed evening primrose

toothed plagiomnium moss

tower mustard

tree climacium moss

tuberous Indian plantain

tufted loosestrife

 

 

 

 

twinleaf

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tall bellflower (Campanulastrum americanum)

       

tall blackberry (Rubus frondosus)

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tall blue lettuce (Lactuca biennis)

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tall bluebells (Mertensia paniculata var. paniculata)

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tall boneset (Eupatorium altissimum)

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tall buttercup (Ranunculus acris var. acris)

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tall cinquefoil (Drymocallis arguta)

       

tall coreopsis (Coreopsis tripteris)

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tall cottongrass (Eriophorum angustifolium ssp. angustifolium)

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tall goldenrod (Solidago altissima var. altissima)

       

tall nutrush (Scleria triglomerata)

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tall thimbleweed (Anemone virginiana)

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tall thimbleweed (Anemone virginiana var. alba)

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tall thimbleweed (Anemone virginiana var. cylindroidea)

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tall thimbleweed (Anemone virginiana var. virginiana)

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tall thistle (Cirsium altissimum)

       

tall tumble mustard (Sisymbrium altissimum)

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tamarack (Larix laricina)

       

tamarisk scalewort (Frullania tamarisci)

       

tansy cinquefoil (Potentilla bipinnatifida)

       

tapertip flatsedge (Cyperus acuminatus)

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tarragon (Artemisia dracunculus)

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Tatarian honeysuckle (Lonicera tatarica)

       

tawny cottongrass (Eriophorum virginicum)

       

Tennessee bladderfern (Cystopteris tennesseensis)

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textile onion (Allium textile)

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thimbleberry (Rubus parviflorus)

       

threadleaf sedge (Carex filifolia var. filifolia)

       

three-leaved false Solomon’s seal (Smilacina trifolia)

       

three-lobe beggarticks (Bidens tripartita)

       

threepetal bedstraw (Galium trifidum ssp. trifidum)

       

three-stamened waterwort (Elatine triandra)

       

threeway sedge (Dulichium arundinaceum var. arundinaceum)

       

thyme-leaved sandmat (Euphorbia serpyllifolia)

       

thyme-leaved speedwell (Veronica serpyllifolia)

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tiger lily (Lilium lancifolium)

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timothy (Phleum pratense ssp. pratense)

       

tiny mousetail (Myosurus minimus)

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tinyleaf small plume moss (Haplocladium microphyllum)

       

Tolstead’s Robin’s plantain (Erigeron pulchellus var. tolsteadii)

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toothed evening primrose (Oenothera serrulata)

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toothed plagiomnium moss (Plagiomnium cuspidatum)

       

toothed spurge (Euphorbia dentata)

       

Torrey’s mannagrass (Torreyochloa pallida)

       

Torrey’s rush (Juncus torreyi)

       

touch-me-not (Impatiens spp.)

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tower mustard (Turritis glabra)

       

trailing wild bean (Strophostyles helvola)

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tree climacium moss (Climacium dendroides)

       

trianglelobe moonwort (Botrychium ascendens)

       

trillium (Trillium spp.)

       

trout lily (Erythronium spp.)

       

true forget-me-not (Myosotis scorpioides)

       

tuberous grass pink (Calopogon tuberosus var. tuberosus)

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tuberous Indian plantain (Arnoglossum plantagineum)

       

Tuckerman’s sedge (Carex tuckermanii)

       

tufted hairgrass (Deschampsia cespitosa)

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tufted loosestrife (Lysimachia thyrsiflora)

       

tufted lovegrass (Eragrostis pectinacea var. pectinacea)

       

tumblegrass (Schedonnardus paniculatus)

       

turion duckweed (Lemna turionifera)

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tussock cottongrass (Eriophorum vaginatum var. spissum)

       

tussock sedge (Carex stricta)

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twinleaf (Jeffersonia diphylla)

       

twisted yelloweyed grass (Xyris torta)

       

twoflower dwarfdandelion (Krigia biflora)

       

two-headed water starwort (Callitriche heterophylla var. heterophylla)

       

twoleaf miterwort (Mitella diphylla)

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upland boneset (Eupatorium sessilifolium var. brittonianum)

upright carrionflower
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upright carrionflower (Smilax ecirrhata)

V

       
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variegated scouring rush (Equisetum variegatum ssp. variegatum)

variegated yellow pond lily

veiny pea

velvet-leaf

violet wood sorrel

violet (Viola section Chamaemelanium subsection Nudicaules)

Virginia Bluebell

Virginia creeper

Virginia groundcherry

Virginia mountain mint

Virginia pepper grass

Virginia spring beauty

Virginia stickseed

Virginia waterleaf

virgin’s bower

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variegated yellow pond lily (Nuphar variegata)

       

veiny lined aster (Symphyotrichum praealtum var. praealtum)

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veiny meadow-rue (Thalictrum venulosum var. confine)

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veiny pea (Lathyrus venosus var. intonsus)

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velvet-leaf (Abutilon theophrasti)

       

velvet-leaf blueberry (Vaccinium myrtilloides)

       

velvety goldenrod (Solidago mollis)

       

Vermont blackberry (Rubus vermontanus)

       

vernal water-starwort (Callitriche palustris)

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violet wood sorrel (Oxalis violacea)

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violets (Viola section Chamaemelanium subsection Nudicaules)

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Virginia bluebells (Mertensia virginica)

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Virginia bugleweed (Lycopus virginicus)

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Virginia creeper (Parthenocissus quinquefolia)

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Virginia groundcherry (Physalis virginiana var. virginiana)

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Virginia mountain mint (Pycnanthemum virginianum)

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Virginia pepper grass (Lepidium virginicum var. virginicum)

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Virginia spring beauty (Claytonia virginica var. virginica)

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Virginia stickseed (Hackelia virginiana)

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Virginia waterleaf (Hydrophyllum virginianum var. virginianum)

       

Virginia wildrye (Elymus virginicus)

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virgin’s bower (Clematis virginiana)

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

     

 

 

W

       
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walking fern (Asplenium rhizophyllum)

walking fern

water horsetail

water liverwort

swamp smartweed

water speedwell

western blue virgin’s bower

western bracken fern

western germander

western Jacob’s ladder

western marbleseed

western poison ivy

western ragweed

western rock jasmine

western spotted coralroot

western tansy mustard

western white prairie clover

common wheat

white avens

white campion

white clover

white doll’s daisy (var. recognita)

white fir

white-flowered leafcup

white heath aster (var. ericoides)

white heath aster (var. ericoides)

white meadowsweet

white mulberry

white oak

white poplar

white prairie aster (var. commutatum)

white prairie aster (var. commutatum)

white prairie clover

white prairie clover (var. candida)

white rattlesnake root

white sage

white snakeroot

white sweet clover

white trout lily

white turtlehead

white vervain

white wild indigo

whorled milkweed

wild bergamot

wild blue phlox

wild calla

wild columbine

wild cucumber

wild geranium

wild grape

wild leek

wild licorice

wild mint

wild oat

wild oats

wild parsnip

wild quinine

wild radish

wild sarsaparilla

wild strawberry

wild sweet William

wild yam

winged loosestrife

winged pigweed

winter cress

wintergreen

wolfberry

wood anemone

wood betony

wood lily

woodbine

woodland horsetail

woodland strawberry

woolly beachheather

woolly burdock

woolly plantain

woolly sedge

woundwort

       

warty spurge (Euphorbia spathulata)

       

water birch (Betula occidentalis)

       

water celery (Vallisneria Americana)

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water horsetail (Equisetum fluviatile)

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water liverwort (Marchantia aquatica)

       

water lobelia (Lobelia dortmanna)

       

water miner’s lettuce (Montia chamissoi)

       

water mudwort (Limosella aquatica)

       

water pepper (Persicaria hydropiper)

       

water plantain (Alisma spp.)

       

water pygmyweed (Crassula aquatica)

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water smartweed (Persicaria amphibia)

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water speedwell (Veronica catenata)

       

waterlily (Family Nymphaeaceae)

       

watermeal (Wolffia spp.)

       

watershield (Brasenia schreberi)

       

waterwillow (Decodon verticillatus var. laevigatus)

       

wavy hairgrass (Deschampsia flexuosa)

       

wavyleaf thistle (Cirsium undulatum)

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waxy leaf meadow-rue (Thalictrum revolutum)

       

weeping willow (Salix × sepulcralis)

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western blue virgin’s bower (Clematis occidentalis var. occidentalis)

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western bracken fern (Pteridium aquilinum var. latiusculum)

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western germander (Teucrium canadense var. occidentale)

       

western ironweed (Vernonia fasciculata ssp. corymbosa)

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western Jacob’s ladder (Polemonium occidentale ssp. lacustre)

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western marbleseed (Lithospermum occidentale)

       

western oak fern (Gymnocarpium dryopteris)

       

western panic grass (Dichanthelium acuminatum var. fasciculatum)

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western poison ivy (Toxicodendron rydbergii)

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western prairie fringed orchid (Platanthera praeclara)

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western ragweed (Ambrosia psilostachya)

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western rock jasmine (Androsace occidentalis)

       

western sand cherry (Prunus pumila var. besseyi)

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western spotted coralroot (Corallorhiza maculata var. occidentalis)

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western sunflower (Helianthus occidentalis ssp. occidentalis)

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western tansy mustard (Descurainia pinnata ssp. brachycarpa)

       

western wheatgrass (Pascopyrum smithii)

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western white prairie clover (Dalea candida var. oligophylla)

       

wheat Sedge (Carex atherodes)

       

Wheeler’s blackberry (Rubus wheeleri)

       

white adder’s-mouth (Malaxis monophyllos var. brachypoda)

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white ash (Fraxinus americana)

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white avens (Geum canadense)

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white baneberry (Actaea pachypoda)

       

white bear sedge (Carex albursina)

       

white bog orchid (Platanthera dilatata var. dilatata)

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white camas (Anticlea elegans ssp. glauca)

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white campion (Silene latifolia ssp. alba)

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white clover (Trifolium repens ssp. repens)

       

white doll’s daisy (Boltonia asteroides)

       

white doll’s daisy (Boltonia asteroides var. latisquama)

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white doll’s daisy (Boltonia asteroides var. recognita)

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white fir (Abies concolor)

       

white grass (Leersia virginica)

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white heath aster (Symphyotrichum ericoides)

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white heath aster (Symphyotrichum ericoides var. ericoides)

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white meadowsweet (Spiraea alba)

       

white moss (Leucobryum albidum)

       

White Mountain saxifrage (Saxifraga paniculata)

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white mulberry (Morus alba)

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white oak (Quercus alba)

       

white penstemon (Penstemon albidus)

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white poplar (Populus alba)

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white prairie aster (Symphyotrichum falcatum)

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white prairie aster (Symphyotrichum falcatum var. commutatum)

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white prairie aster (Symphyotrichum falcatum var. falcatum)

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white prairie clover (Dalea candida)

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white prairie clover (Dalea candida var. candida)

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white rattlesnake root (Nabalus albus)

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white sage (Artemisia ludoviciana ssp. ludoviciana)

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white snakeroot (Ageratina altissima var. altissima)

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white spruce (Picea glauca)

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white sweet clover (Melilotus albus)

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white trout lily (Erythronium albidum)

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white turtlehead (Chelone glabra)

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white vervain (Verbena urticifolia)

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white wild indigo (Baptisia alba var. macrophylla)

       

white willow (Salix alba)

       

whitecrack willow (Salix x × rubens)

       

white-edge sedge (Carex debilis var. rudgei)

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white-flowered leafcup (Polymnia canadensis)

       

white-stemmed pondweed (Potamogeton praelongus)

       

whorled loosestrife (Lysimachia quadrifolia)

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whorled milkweed (Asclepias verticillata)

       

whorled milkwort (Polygala verticillata)

       

whorled nut-rush (Scleria verticillata)

       

Wilcox’s panic grass (Dichanthelium wilcoxianum)

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wild bergamot (Monarda fistulosa)

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wild bergamot (Monarda fistulosa var. fistulosa)

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wild blue phlox (Phlox divaricata ssp. laphamii)

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wild calla (Calla palustris)

       

wild chamomile (Matricaria recutita)

       

wild chervil (Anthriscus sylvestris)

       

wild chives (Allium schoenoprasum)

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wild columbine (Aquilegia canadensis)

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wild cucumber (Echinocystis lobata)

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wild geranium (Geranium maculatum)

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wild grape (Vitis riparia)

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wild leek (Allium tricoccum)

       

wild lettuce (Lactuca spp.)

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wild licorice (Glycyrrhiza lepidota)

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wild mint (Mentha arvensis)

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wild oat (Avena fatua)

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wild oats (Uvularia sessilifolia)

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wild parsnip (Pastinaca sativa)

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wild quinine (Parthenium integrifolium)

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wild radish (Raphanus raphanistrum)

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wild sarsaparilla (Aralia nudicaulis)

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wild strawberry (Fragaria virginiana)

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wild sweet William (Phlox maculata ssp. maculata)

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wild yam (Dioscorea villosa)

       

willow herb (Epilobium spp.)

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winged loosestrife (Lythrum alatum var. alatum)

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winged pigweed (Dysphania atriplicifolia)

       

wingstem (Verbesina alternifolia)

       

winter bentgrass (Agrostis hyemalis)

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winter cress (Barbarea vulgaris)

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wintergreen (Gaultheria procumbens)

       

Wisconsin blackberry (Rubus wisconsinensis)

       

witch grass (Panicum capillare)

       

Wolf’s bluegrass (Poa wolfii)

       

Wolf’s spikerush (Eleocharis wolfii)

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wolfberry (Symphoricarpos occidentalis)

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wood anemone (Anemone quinquefolia var. quinquefolia)

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wood betony (Pedicularis canadensis ssp. canadensis)

       

wood forget-me-not (Myosotis sylvatica)

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wood lily (Lilium philadelphicum var. andinum)

       

wood millet (Milium effusum)

       

Wood’s rose (Rosa woodsii var. woodsii)

       

Wood’s sedge (Carex woodii)

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woodbine (Parthenocissus vitacea)

       

woodland bluegrass (Poa sylvestris)

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woodland horsetail (Equisetum sylvaticum)

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woodland lettuce (Lactuca floridana var. floridana)

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woodland strawberry (Fragaria vesca ssp. americana)

       

woodland whitlowgrass (Draba nemorosa)

       

wool grass (Scirpus cyperinus)

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woolly beachheather (Hudsonia tomentosa)

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woolly burdock (Arctium tomentosum)

       

woolly cinquefoil (Potentilla hippiana)

       

woolly cupgrass (Eriochloa villosa)

       

woolly groundsel (Packera cana)

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woolly milkweed (Asclepias lanuginosa)

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woolly plantain (Plantago patagonica)

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woolly sedge (Carex pellita)

       

woolly-fruit sedge (Carex lasiocarpa)

       

worm-seed wallflower (Erysimum cheiranthoides)

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woundwort (Stachys pilosa var. arenicola)

       

Wulf’s peatmoss (Sphagnum wulfianum)

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

X

       
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Y

       
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yellow alfalfa (Medicago sativa ssp. falcata)

yellow archangel

yellow avens

yellow birch

yellow foxtail

yellow goat's beard

greater yellow lady’s slipper

yellow marsh marigold

yellow star grass

yellow sweet clover

yellow trout lily

downy yellow violet (var. pubescens)

yellow wood sorrel

yellowish gentian

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yellow archangel (Lamium galeobdolon ssp. argentatum)

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yellow avens (Geum aleppicum)

       

yellow bartonia (Bartonia virginica)

       

yellow bedstraw (Galium verum)

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yellow birch (Betula alleghaniensis)

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yellow foxtail (Setaria pumila ssp. pumila)

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yellow giant hyssop (Agastache nepetoides)

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yellow goat’s beard (Tragopogon dubius)

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yellow lady’s slipper (Cypripedium parviflorum)

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yellow marsh marigold (Caltha palustris var. palustris)

       

yellow meadow parsnip (Thaspium barbinode)

       

yellow nutsedge (Cyperus esculentus var. leptostachyus)

       

yellow pimpernel (Taenidia integerrima)

       

yellow sedge (Carex flava)

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yellow star grass (Hypoxis hirsuta)

       

yellow star thistle (Centaurea solstitialis)

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yellow sweet clover (Melilotus officinalis)

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yellow trout lily (Erythronium americanum ssp. americanum)

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yellow wood sorrel (Oxalis stricta)

       

yellow-fruited sedge (Carex annectens)

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yellowish gentian (Gentiana alba)

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

       

 

     

 

 

Z

       
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zigzag goldenrod (Solidago flexicaulis)

zigzag goldenrod

       

 

       

 

       

 

A

 

Abies balsamea var. balsamea (balsam fir)

Abies concolor (white fir)

Abietinella abietina (fir tamarisk-moss)

Abutilon theophrasti (velvet-leaf)

Acalypha rhomboidea (common threeseed mercury)

Acer ginnala (Amur maple)

Acer negundo (boxelder)

Acer negundo var. interius (boxelder)

Acer negundo var. negundo (boxelder)

Acer platanoides (Norway maple)

Acer rubrum var. rubrum (red maple)

Acer saccharinum (silver maple)

Acer saccharum (sugar maple)

Acer saccharum ssp. nigrum (black maple)

Acer saccharum ssp. saccharum (sugar maple)

Acer spicatum (mountain maple)

Achillea millefolium (common yarrow)

Achnatherum hymenoides (Indian ricegrass)

Acmispon americanus var. americanus (American bird’s-foot trefoil)

Actaea spp. (baneberry)

Actaea pachypoda (white baneberry)

Actaea rubra ssp. rubra (red baneberry)

Adiantum pedatum (northern maidenhair)

Adlumia fungosa (Allegheny vine)

Adoxa moschatellina (moschatel)

Aesculus glabra var. glabra (Ohio buckeye)

Aesculus hippocastanum (horse chestnut)

Agalinis aspera (rough false foxglove)

Agalinis gattingeri (roundstem false foxglove)

Agalinis purpurea var. paupercula (small-flowered false foxglove)

Agalinis purpurea var. purpurea (purple false foxglove)

Agalinis tenuifolia (slender-leaf false foxglove)

Agastache foeniculum (blue giant hyssop)

Agastache nepetoides (yellow giant hyssop)

Agastache scrophulariifolia (purple giant hyssop)

Ageratina altissima var. altissima (white snakeroot)

Agoseris glauca var. glauca (pale agoseris)

Agrimonia gryposepala (common agrimony)

Agrimonia pubescens (soft agrimony)

Agrimonia striata (roadside agrimony)

Agrimonia spp. (agrimony)

Agropyron cristatum (crested wheatgrass)

Agrostis gigantea (redtop)

Agrostis hyemalis (winter bentgrass)

Agrostis scabra (rough bentgrass)

Agrostis stolonifera (creeping bentgrass)

Alchemilla mollis (garden lady’s mantle)

Alchemilla monticola (hairy lady’s mantle)

Alisma gramineum (narrow-leaved water plantain)

Alisma subcordatum (American water plantain)

Alisma triviale (northern water plantain)

Alisma spp. (water plantain)

Alliaria petiolata (garlic mustard)

Allium canadense var. canadense (meadow garlic)

Allium cernuum var. cernuum (nodding wild onion)

Allium schoenoprasum (wild chives)

Allium stellatum (prairie onion)

Allium textile (textile onion)

Allium tricoccum (wild leek)

Allium tricoccum var. burdickii (narrow-leaved wild leek)

Allium vineale (field garlic)

Alnus glutinosa (European black alder)

Alnus incana ssp. rugosa (speckled alder)

Alnus alnobetula ssp. crispa (green alder)

Alnus alnobetula ssp. crispa (mountain alder)

Alopecurus aequalis (short-awned foxtail)

Alopecurus carolinianus (Carolina foxtail)

Amaranthus hybridus (green amaranth)

Amaranthus powellii (Powell’s amaranth)

Amaranthus retroflexus (redroot amaranth)

Amaranthus tuberculatus (rough-fruit amaranth)

Ambrosia acanthicarpa (annual bursage)

Ambrosia artemisiifolia (common ragweed)

Ambrosia bidenta (lance-leaved ragweed)

Ambrosia psilostachya (western ragweed)

Ambrosia trifida (giant ragweed)

Amelanchier arborea (downy serviceberry)

Amelanchier bartramiana (mountain juneberry)

Amelanchier humilis (low serviceberry)

Amelanchier interior (inland serviceberry)

Amelanchier laevis (Allegheny serviceberry)

Amelanchier sanguinea (roundleaf serviceberry)

Amelanchier spicata (spicate serviceberry)

Amelanchier spp. (serviceberry)

Ammannia coccinea (scarlet toothcup)

Ammannia robusta (robust toothcup)

Ammophila breviligulata (American beachgrass)

Amorpha canescens (leadplant)

Amorpha fruticosa (desert false indigo)

Amorpha nana (dwarf false indigo)

Amphicarpaea bracteata (American hog peanut)

Amphicarpaea bracteata var. bracteata (hog peanut)

Amphicarpaea bracteata var. comosa (lowland hog peanut)

Anaphalis margaritacea (pearly everlasting)

Andersonglossum boreale (northern wild comfrey)

Andromeda glaucophylla (bog rosemary)

Andropogon gerardi (big bluestem)

Androsace occidentalis (western rock jasmine)

Androsace septentrionalis (pygmy-flower rock-jasmine)

Anemonastrum canadense (Canada anemone)

Anemone acutiloba (sharp-lobed hepatica)

Anemone americana (round-lobed hepatica)

Anemone caroliniana (Carolina anemone)

Anemone cylindrica (candle anemone)

Anemone multifida var. multifida (cut-leaved anemone)

Anemone patens var. multifida (American pasqueflower)

Anemone quinquefolia var. quinquefolia (wood anemone)

Anemone virginiana (tall thimbleweed)

Anemone virginiana var. alba (tall thimbleweed)

Anemone virginiana var. cylindroidea (tall thimbleweed)

Anemone virginiana var. virginiana (tall thimbleweed)

Anethum graveolens (dill)

Angelica atropurpurea (purple-stem angelica)

Anomodon minor (rounded tongue moss)

Antennaria howellii (Howell’s pussytoes)

Antennaria howellii ssp. canadensis (Canadian pussytoes)

Antennaria howellii ssp. neodioica (Howell’s pussytoes)

Antennaria howellii ssp. petaloidea (Howell’s pussytoes)

Antennaria microphylla (littleleaf pussytoes)

Antennaria neglecta (field pussytoes)

Antennaria parlinii (Parlin’s pussytoes)

Antennaria parlinii ssp. fallax (downy Parlin’s pussytoes)

Antennaria parlinii ssp. parlinii (smooth Parlin’s pussytoes)

Antennaria parvifolia (small-leaved pussytoes)

Antennaria plantaginifolia (plantain-leaved pussytoes)

Anthemis cotula (dog-fennel)

Anthoxanthum hirtum (northern sweetgrass)

Anthriscus sylvestris (wild chervil)

Anticlea elegans (mountain death camas)

Anticlea elegans ssp. glauca (white camas)

Anticlea elegans var. elegans (mountain death camas)

Apios americana (American groundnut)

Aplectrum hyemale (puttyroot)

Apocynum androsaemifolium (spreading dogbane)

Apocynum cannabinum (Indian hemp)

Aquilegia brevistyla (smallflower columbine)

Aquilegia canadensis (wild columbine)

Arabidopsis lyrata ssp. lyrata (lyre-leaved rock cress)

Arabidopsis thaliana (mouse-ear cress)

Arabis drummondii (Drummond’s rockcress)

Arabis pycnocarpa var. pycnocarpa (hairy rockcress)

Aralia hispida (bristly sarsaparilla)

Aralia nudicaulis (wild sarsaparilla)

Aralia racemosa ssp. racemosa (American spikenard)

Arceuthobium pusillum (eastern dwarf mistletoe)

Arctium lappa (great burdock)

Arctium minus (common burdock)

Arctium tomentosum (woolly burdock)

Arctostaphylos uva-ursi (bearberry)

Arethusa bulbosa (dragon’s mouth)

Argentina anserina ssp. anserina (silverweed)

Arisaema dracontium (green dragon)

Arisaema triphyllum (jack-in-the-pulpit)

Aristida longespica var. geniculata (slimspike three-awn)

Aristida purpurascens var. purpurascens (arrowfeather threeawn)

Aristida purpurea var. longiseta (red three-awn)

Aristida tuberculosa (seaside three-awn)

Arnica lonchophylla (longleaf arnica)

Arnoglossum atriplicifolium (pale Indian plantain)

Arnoglossum plantagineum (tuberous Indian plantain)

Arnoglossum reniforme (great Indian plantain)

Aronia melanocarpa (black chokeberry)

Artemisia absinthium (absinthe wormwood)

Artemisia borealis (northern sagewort)

Artemisia campestris ssp. caudata (field sagewort)

Artemisia dracunculus (tarragon)

Artemisia frigida (prairie sagewort)

Artemisia ludoviciana ssp. ludoviciana (white sage)

Artemisia serrata (sawtooth wormwood)

Artemisia vulgaris (mugwort)

Asarum canadense (Canadian wild ginger)

Asclepias amplexicaulis (clasping milkweed)

Asclepias exaltata (poke milkweed)

Asclepias hirtella (prairie milkweed)

Asclepias incarnata ssp. incarnata (swamp milkweed)

Asclepias lanuginosa (woolly milkweed)

Asclepias ovalifolia (oval-leaf milkweed)

Asclepias purpurascens (purple milkweed)

Asclepias speciosa (showy milkweed)

Asclepias stenophylla (narrow-leaved milkweed)

Asclepias sullivantii (Sullivant’s milkweed)

Asclepias syriaca (common milkweed)

Asclepias tuberosa ssp. interior (butterfly weed)

Asclepias verticillata (whorled milkweed)

Asclepias viridiflora (green milkweed)

Asclepias spp. (milkweeds)

Asparagus officinalis (asparagus)

Asplenium platyneuron (ebony spleenwort)

Asplenium rhizophyllum (walking fern)

Asplenium trichomanes ssp. trichomanes (maidenhair spleenwort)

Astragalus alpinus var. alpinus (alpine milkvetch)

Astragalus canadensis var. canadensis (Canadian milkvetch)

Astragalus cicer (chickpea milkvetch)

Astragalus crassicarpus var. crassicarpus (ground plum)

Astragalus flexuosus var. flexuosus (flexile milkvetch)

Astragalus laxmannii var. robustior (prairie milkvetch)

Astragalus lotiflorus (lotus milkvetch)

Astragalus missouriensis var. missouriensis (Missouri milkvetch)

Astragalus neglectus (Cooper’s milkvetch)

Athyrium filix-femina (lady fern)

Athyrium filix-femina ssp. cyclosorum (northwestern lady fern)

Athyrium filix-femina var. angustum (northern lady fern)

Avena fatua (wild oat)

Avena sativa (common oat)

Avenula hookeri (spikeoat)

 

B

 

Bacopa rotundifolia (disk water-hyssop)

Baptisia alba var. macrophylla (white wild indigo)

Baptisia australis (blue wild indigo)

Baptisia bracteata var. glabrescens (plains wild indigo)

Baptisia bracteata var. leucophaea (cream wild indigo)

Barbarea orthoceras (northern winter cress)

Barbarea vulgaris (winter cress)

Bartonia virginica (yellow bartonia)

Bassia scoparia (summer cypress)

Beckmannia syzigachne (American sloughgrass)

Berberis thunbergii (Japanese barberry)

Berberis vulgaris (common barberry)

Berteroa incana (hoary alyssum)

Berula erecta (cutleaf waterparsnip)

Betula alleghaniensis (yellow birch)

Betula cordifolia (heart-leaved birch)

Betula nigra (river birch)

Betula occidentalis (water birch)

Betula papyrifera var. papyrifera (paper birch)

Betula populifolia (gray birch)

Betula pumila (bog birch)

Bidens cernua (nodding bur marigold)

Bidens connata (purple-stem beggarticks)

Bidens discoidea (small beggarticks)

Bidens frondosa (devil’s beggarticks)

Bidens trichosperma (crowned beggarticks)

Bidens tripartita (three-lobe beggarticks)

Bidens vulgata (tall beggarticks)

Blephilia hirsuta var. hirsuta (hairy wood mint)

Boechera dentata (Short’s rockcress)

Boechera grahamii (spreadingpod rockcress)

Boechera laevigata var. laevigata (smooth rock cress)

Boechera retrofracta (Holboell’s rockcress)

Boehmeria cylindrica (small-spike false nettle)

Bolboschoenus fluviatilis (river bulrush)

Boltonia asteroides (white doll’s daisy)

Boltonia asteroides var. latisquama (white doll’s daisy)

Boltonia asteroides var. recognita (white doll’s daisy)

Boltonia decurrens (decurrent false aster)

Borodinia canadensis (sicklepod)

Botrychium ascendens (trianglelobe moonwort)

Botrychium campestre (prairie moonwort)

Botrychium gallicomontanum (Frenchman’s Bluff moonwort)

Botrychium lanceolatum ssp. angustisegmentum (narrow triangle moonwort)

Botrychium lineare (slender moonwort)

Botrychium lunaria (common moonwort)

Botrychium matricariifolium (matricary grapefern)

Botrychium minganense (Mingan moonwort)

Botrychium mormo (little goblin moonwort)

Botrychium oneidense (blunt-lobed grapefern)

Botrychium pallidum (pale moonwort)

Botrychium rugulosum (St. Lawrence grapefern)

Botrychium simplex (least moonwort)

Botrychium spathulatum (spatulate moonwort)

Botrypus virginianus (rattlesnake fern)

Bouteloua curtipendula var. curtipendula (sideoats grama)

Bouteloua gracilis (blue grama)

Bouteloua hirsuta var. hirsuta (hairy grama)

Brachyelytrum aristosum (northern shorthusk)

Brachyelytrum erectum (bearded shorthusk)

Brasenia schreberi (watershield)

Brassica juncea (brown mustard)

Brassica nigra (black mustard)

Brassica rapa (field mustard)

Brickellia eupatorioides var. corymbulosa (false boneset)

Bromus arvensus (field brome)

Bromus ciliatus (fringed brome)

Bromus inermis (smooth brome)

Bromus kalmii (arctic brome)

Bromus tectorum (cheatgrass)

Bryophyta (mosses)

Bryum argenteum (silvergreen bryum moss)

Buchloë dactyloides (buffalo grass)

Butomus umbellatus (flowering rush)

 

C

 

Calamagrostis canadensis (bluejoint)

Calamagrostis canadensis var. macouniana (Macoun’s reedgrass)

Calamagrostis montanensis (plains reed grass)

Calamagrostis stricta (slim-stem reedgrass)

Calamagrostis stricta ssp. inexpansa (northern reed grass)

Calamagrostis stricta ssp. stricta (slim-stem reedgrass)

Calamovilfa longifolia var. longifolia (prairie sandreed)

Calla palustris (wild calla)

Callicladium imponens (brocade moss)

Callirhoe alcaeoides (light poppy mallow)

Callirhoe triangulata (clustered poppy mallow)

Callitriche heterophylla var. heterophylla (two-headed water starwort)

Callitriche palustris (vernal water-starwort)

Calopogon tuberosus var. tuberosus (tuberous grass pink)

Caltha natans (floating marsh marigold)

Caltha palustris var. palustris (yellow marsh marigold)

Calystegia sepium (hedge bindweed)

Calystegia spithamaea (low bindweed)

Campanula aparinoides (marsh bellflower)

Campanula glomerata (clustered bellflower)

Campanula rapunculoides (creeping bellflower)

Campanula rotundifolia (harebell)

Campanulastrum americanum (tall bellflower)

Cannabis sativa ssp. indica (marijuana)

Cannabis sativa var. sativa (marijuana)

Capnoides sempervirens (pale corydalis)

Capsella bursa-pastoris (shepherd’s purse)

Caragana arborescens (Siberian peashrub)

Cardamine bulbosa (spring cress)

Cardamine concatenata (cut-leaved toothwort)

Cardamine douglasii (purple cress)

Cardamine pensylvanica (Pennsylvania bitter-cress)

Cardamine pratensis (cuckoo flower)

Carduus acanthoides ssp. acanthoides (plumeless thistle)

Carduus nutans (musk thistle)

Carduus nutans ssp. leiophyllus (musk thistle)

Carduus nutans ssp. macrocephalus (musk thistle)

Carduus nutans ssp. macrolepis (musk thistle)

Carex albursina (white bear sedge)

Carex annectens (yellow-fruited sedge)

Carex arctata (drooping woodland sedge)

Carex atherodes (wheat Sedge)

Carex aurea (golden-fruited sedge)

Carex backii (Back’s sedge)

Carex bebbii (Bebb’s sedge)

Carex bicknellii (Bicknell’s sedge)

Carex blanda (eastern woodland sedge)

Carex brevior (shortbeak sedge)

Carex bromoides (brome-like sedge)

Carex buxbaumii (Buxbaum’s sedge)

Carex capillaris (hair-like sedge)

Carex careyana (Carey’s sedge)

Carex castanea (chestnut sedge)

Carex cephalophora (oval-headed sedge)

Carex comosa (bristly sedge)

Carex conjuncta (soft fox sedge)

Carex conoidea (field sedge)

Carex crawei (Crawe’s sedge)

Carex cristatella (crested sedge)

Carex davisii (Davis’ sedge)

Carex debilis var. rudgei (white-edge sedge)

Carex deweyana (Dewey’s sedge)

Carex duriuscula (needleleaf sedge)

Carex eburnea (ivory sedge)

Carex echinata ssp. echinata (star sedge)

Carex echinodes (prickly quill sedge)

Carex emoryi (Emory’s sedge)

Carex exilis (coastal sedge)

Carex festucacea (fescue sedge)

Carex filifolia var. filifolia (threadleaf sedge)

Carex flava (yellow sedge)

Carex formosa (handsome sedge)

Carex gracillima (graceful sedge)

Carex granularis (limestone meadow sedge)

Carex gravida (heavy sedge)

Carex grayi (Gray’s sedge)

Carex grisea (inflated narrow-leaf sedge)

Carex gynandra (nodding sedge)

Carex hallii (deer sedge)

Carex haydenii (Hayden’s Sedge)

Carex hystericina (porcupine sedge)

Carex inops ssp. heliophila (sun-loving sedge)

Carex interior (inland sedge)

Carex intumescens (greater bladder sedge)

Carex jamesii (James’ sedge)

Carex lacustris (lake sedge)

Carex laevivaginata (smooth-sheathed sedge)

Carex lasiocarpa (woolly-fruit sedge)

Carex laxiculmis var. copulata (spreading sedge)

Carex leptonervia (nerveless woodland sedge)

Carex lupulina (hop sedge)

Carex meadii (Mead’s sedge)

Carex media (intermediate sedge)

Carex michauxiana (Michaux’s sedge)

Carex muehlenbergii var. muehlenbergii (Muhlenberg’s sedge)

Carex muskingumensis (Muskingum sedge)

Carex novae-angliae (New England sedge)

Carex obtusata (blunt sedge)

Carex oligosperma (few-seeded sedge)

Carex ormostachya (necklace sedge)

Carex pallescens (pale sedge)

Carex pedunculata (long-stalk sedge)

Carex pellita (woolly sedge)

Carex pensylvanica (Pennsylvania sedge)

Carex plantaginea (plantainleaf sedge)

Carex praegracilis (freeway sedge)

Carex prairea (prairie sedge)

Carex radiata (eastern star sedge)

Carex retrorsa (retrorse sedge)

Carex rosea (rosy sedge)

Carex rossii (Ross’ sedge)

Carex sartwellii (Sartwell’s sedge)

Carex scirpoidea ssp. scirpoidea (northern singlespike sedge)

Carex scoparia (pointed broom sedge)

Carex siccata (dry-spike sedge)

Carex sprengelii (long-beaked sedge)

Carex sterilis (sterile sedge)

Carex stipata var. stipata (owlfruit sedge)

Carex stricta (tussock sedge)

Carex sychnocephala (many-headed sedge)

Carex tenera (quill sedge)

Carex tetanica (rigid sedge)

Carex trichocarpa (hairy-fruit sedge)

Carex tuckermanii (Tuckerman’s sedge)

Carex typhina (cattail sedge)

Carex vesicaria (inflated sedge)

Carex vulpinoidea (fox sedge)

Carex woodii (Wood’s sedge)

Carex xerantica (dry sedge)

Carpinus caroliniana ssp. virginiana (blue beech)

Carum carvi (caraway)

Carya cordiformis (bitternut hickory)

Carya ovalis (red hickory)

Carya ovata (northern shagbark hickory)

Castanea dentata (American chestnut)

Castilleja coccinea (scarlet Indian paintbrush)

Castilleja septentrionalis (Labrador Indian paintbrush)

Castilleja sessiliflora (downy painted cup)

Catalpa ovata (Chinese catalpa)

Catalpa speciosa (northern catalpa)

Caulophyllum thalictroides (blue cohosh)

Ceanothus americanus (New Jersey tea)

Ceanothus herbaceus (narrow-leaved New Jersey tea)

Celastrus orbiculatus (Oriental bittersweet)

Celastrus scandens (American bittersweet)

Celtis occidentalis (northern hackberry)

Cenchrus longispinus (long-spine sandbur)

Centaurea cyanus (bachelor’s button)

Centaurea jacea (brown knapweed)

Centaurea solstitialis (yellow star thistle)

Centaurea stoebe ssp. micranthos (spotted knapweed)

Centaurium pulchellum (branching centaury)

Cephalanthus occidentalis (buttonbush)

Cerastium arvense (field chickweed)

Cerastium arvense ssp. arvense (field chickweed)

Cerastium arvense ssp. strictum (field chickweed)

Cerastium arvense ssp. velutinum (field chickweed)

Cerastium fontanum ssp. vulgare (mouse-ear chickweed)

Cerastium nutans (nodding chickweed)

Ceratodon purpureus (redshank)

Ceratophyllum demersum (coon’s tail)

Ceratophyllum echinatum (spineless hornwort)

Cercis canadensis var. canadensis (eastern redbud)

Chaenorhinum minus ssp. minus (dwarf snapdragon)

Chamaecrista fasciculata var. fasciculata (partridge pea)

Chamaedaphne calyculata (leatherleaf)

Chamaerhodos erecta ssp. nuttallii (Nuttall’s little rose)

Chamaenerion angustifolium (fireweed)

Chamaenerion angustifolium ssp. angustifolium (fireweed)

Chamaenerion angustifolium ssp. circumvagum (fireweed)

Chelidonium majus (celandine)

Chelone glabra (white turtlehead)

Chenopodium album (common lambsquarters)

Chenopodium capitatum (blite goosefoot)

Chenopodium desiccatum (narrowleaf goosefoot)

Chenopodium glaucum (oakleaf goosefoot)

Chenopodium pratericola (desert goosefoot)

Chenopodium rubrum (red goosefoot)

Chenopodium simplex (mapleleaf goosefoot)

Chenopodium standleyanum (Standley’s goosefoot)

Chimaphila umbellata ssp. cisatlantica (pipsissewa)

Chrysosplenium iowense (Iowa golden saxifrage)

Cichorium intybus (chicory)

Cicuta bulbifera (bulbet-bearing water hemlock)

Cicuta maculata (spotted water hemlock)

Cicuta maculata var. angustifolia (spotted water hemlock)

Cicuta maculata var. bolanderi (Bolander’s water hemlock)

Cicuta maculata var. maculata (common water hemlock)

Cinna arundinacea (sweet woodreed)

Cinna latifolia (drooping woodreed)

Circaea alpina ssp. alpina (alpine enchanter’s-nightshade)

Circaea canadensis (broadleaf enchanter’s nightshade)

Cirsium altissimum (tall thistle)

Cirsium arvense (Canada thistle)

Cirsium discolor (field thistle)

Cirsium flodmanii (Flodman’s thistle)

Cirsium muticum (swamp thistle)

Cirsium pumilum var. hillii (Hill’s thistle)

Cirsium undulatum (wavyleaf thistle)

Cirsium vulgare (bull thistle)

Cladium mariscoides (smooth sawgrass)

Claytonia caroliniana var. caroliniana (Carolina spring beauty)

Claytonia virginica var. virginica (Virginia spring beauty)

Claytosmunda claytoniana (interrupted fern)

Clematis occidentalis var. occidentalis (western blue virgin’s bower)

Clematis terniflora (sweet autumn virgin’s bower)

Clematis virginiana (virgin’s bower)

Climacium dendroides (tree climacium moss)

Clintonia borealis (bluebead lily)

Collomia linearis (narrow-leaf mountain trumpet)

Comandra umbellata (bastard toadflax)

Comandra umbellata ssp. pallida (pale bastard toadflax)

Comandra umbellata ssp. umbellata (bastard toadflax)

Comarum palustre (marsh cinquefoil)

Commelina communis (common dayflower)

Commelina erecta (slender dayflower)

Comptonia peregrina (sweet fern)

Conium maculatum (poison hemlock)

Conocephalum salebrosum (snakeskin liverwort)

Convallaria majalis (lily of the valley)

Convolvulus arvensis (field bindweed)

Coptis trifolia (goldthread)

Corallorhiza maculata (spotted coralroot)

Corallorhiza maculata var. maculata (eastern spotted coralroot)

Corallorhiza maculata var. occidentalis (western spotted coralroot)

Corallorhiza odontorhiza var. odontorhiza (autumn spotted coralroot)

Corallorhiza striata var. striata (striped coralroot)

Corallorhiza trifida (early coralroot)

Coreopsis lanceolata (lance-leaf coreopsis)

Coreopsis palmata (prairie coreopsis)

Coreopsis tinctoria var. tinctoria (plains coreopsis)

Coreopsis tripteris (tall coreopsis)

Cornus alternifolia (pagoda dogwood)

Cornus canadensis (bunchberry)

Cornus obliqua (silky dogwood)

Cornus racemosa (gray dogwood)

Cornus rugosa (round-leaved dogwood)

Cornus sericea ssp. sericea (red osier dogwood)

Corydalis aurea ssp. aurea (scrambled eggs)

Corydalis micrantha ssp. micrantha (slender corydalis)

Corylus spp. (hazels)

Corylus americana (American hazelnut)

Corylus cornuta var. cornuta (beaked hazelnut)

Cosmos sulphureus (sulphur cosmos)

Crassula aquatica (water pygmyweed)

Crataegus spp. (hawthorns)

Crataegus apiomorpha (Fort Sheridan hawthorn)

Crataegus calpodendron (late hawthorn)

Crataegus chrysocarpa var. chrysocarpa (fireberry hawthorn)

Crataegus coccinea (scarlet hawthorn)

Crataegus crus-galli var. crus-galli (cockspur hawthorn)

Crataegus douglasii (Douglas hawthorn)

Crataegus macracantha (large-thorned hawthorn)

Crataegus macrosperma (bigfruit hawthorn)

Crataegus mollis var. mollis (downy hawthorn)

Crataegus punctata (dotted hawthorn)

Crataegus scabrida (rough-leaved hawthorn)

Crataegus sheridana (Great Plains hawthorn)

Crataegus submollis (Quebec hawthorn)

Crataegus succulenta (fleshy hawthorn)

Crepis runcinata ssp. runcinata (fiddleleaf hawksbeard)

Crepis tectorum (narrow-leaved hawk’s-beard)

Crocanthemum bicknellii (hoary frostweed)

Crocanthemum canadense (Canada frostweed)

Crotalaria sagittalis (arrowhead rattlebox)

Cryptotaenia canadensis (Canadian honewort)

Cuscuta spp. (dodder)

Cuscuta campestris (field dodder)

Cuscuta cephalanthi (buttonbush dodder)

Cuscuta glomerata (rope dodder)

Cuscuta gronovii (common dodder)

Cuscuta pentagona (fiveangled dodder)

Cyclachaena xanthiifolia (giant sumpweed)

Cynoglossum officinale (hound’s tongue)

Cyperus acuminatus (tapertip flatsedge)

Cyperus esculentus var. leptostachyus (yellow nutsedge)

Cyperus lupulinus ssp. lupulinus (Great Plains flat sedge)

Cyperus strigosus (straw-colored flatsedge)

Cypripedium acaule (pink lady’s slipper)

Cypripedium arietinum (ram’s head lady’s slipper)

Cypripedium candidum (small white lady’s slipper)

Cypripedium parviflorum (yellow lady’s slipper)

Cypripedium parviflorum var. makasin (northern small yellow lady’s slipper)

Cypripedium parviflorum var. pubescens (large yellow lady’s slipper)

Cypripedium reginae (showy lady’s slipper)

Cypripedium x andrewsii (Andrews’ lady’s slipper)

Cystopteris bulbifera (bulblet fern)

Cystopteris fragilis (fragile fern)

Cystopteris laurentiana (St. Lawrence bladderfern)

Cystopteris protrusa (lowland brittle fern)

Cystopteris tennesseensis (Tennessee bladderfern)

 

D

 

Dactylis glomerata ssp. glomerata (orchard grass)

Dactylorhiza viridis (longbract frog orchid)

Dalea candida (white prairie clover)

Dalea candida var. candida (white prairie clover)

Dalea candida var. oligophylla (western white prairie clover)

Dalea leporina (foxtail prairie clover)

Dalea purpurea var. purpurea (purple prairie clover)

Dalea villosa var. villosa (silky prairie clover)

Dasiphora fruticosa ssp. floribunda (shrubby cinquefoil)

Daucus carota ssp. carota (Queen Anne’s lace)

Decodon verticillatus (swamp loosestrife)

Decodon verticillatus var. laevigatus (waterwillow)

Delphinium carolinianum ssp. virescens (prairie larkspur)

Dendrolycopodium dendroideum (prickly tree clubmoss)

Dendrolycopodium hickeyi (Hickey’s tree clubmoss)

Deparia acrostichoides (silver false spleenwort)

Deschampsia cespitosa (tufted hairgrass)

Deschampsia flexuosa (wavy hairgrass)

Descurainia incana (Richardson’s tansy mustard)

Descurainia pinnata ssp. brachycarpa (western tansy mustard)

Desmanthus illinoensis (prairie mimosa)

Desmodium canadense (Canadian tick-trefoil)

Desmodium cuspidatum (largebract ticktrefoil)

Desmodium cuspidatum var. cuspidatum (largebract ticktrefoil)

Desmodium cuspidatum var. longifolium (largebract ticktrefoil)

Desmodium illinoense (Illinois tick-trefoil)

Desmodium nudiflorum (bare-stemmed tick trefoil)

Dianthus armeria ssp. armeria (Deptford pink)

Dianthus barbatus ssp. barbatus (sweet-William)

Dianthus deltoides (maiden pink)

Dicentra canadensis (squirrel corn)

Dicentra cucullaria (Dutchman’s breeches)

Dichanthelium acuminatum (hairy panic grass)

Dichanthelium acuminatum var. fasciculatum (western panic grass)

Dichanthelium acuminatum var. implicatum (mat panic grass)

Dichanthelium acuminatum var. lindheimeri (Lindheimer panic grass)

Dichanthelium leibergii (Leiberg’s panic grass)

Dichanthelium linearifolium (linear-leaved panic grass)

Dichanthelium oligosanthes (Heller’s rosette grass)

Dichanthelium oligosanthes ssp. oligosanthes (Heller’s rosette grass)

Dichanthelium oligosanthes ssp. scribnerianum (Scribner’s panic grass)

Dichanthelium ovale (eggleaf rosette grass)

Dichanthelium ovale ssp. praecocius (eggleaf rosette grass)

Dichanthelium ovale ssp. pseudopubescens (eggleaf rosette grass)

Dichanthelium ovale ssp. villosissimum (eggleaf rosette grass)

Dichanthelium perlongum (long-stalked panic grass)

Dichanthelium wilcoxianum (Wilcox’s panic grass)

Dicranum scoparium (broom forkmoss)

Diervilla lonicera (northern bush honeysuckle)

Digitalis lanata (Grecian foxglove)

Digitaria cognata (fall witchgrass)

Digitaria ischaemum (smooth crabgrass)

Digitaria sanguinalis (hairy crabgrass)

Digitaria spp. (crabgrass)

Dioscorea villosa (wild yam)

Diphasiastrum complanatum (northern groundcedar)

Diphasiastrum digitatum (fan clubmoss)

Diplazium pycnocarpon (glade fern)

Dipsacus laciniatus (cutleaf teasel)

Dirca palustris (eastern leatherwood)

Doellingeria umbellata (flat-topped aster)

Doellingeria umbellata var. pubens (flat-topped aster)

Doellingeria umbellata var. umbellata (flat-topped aster)

Draba arabisans (rock whitlow-grass)

Draba nemorosa (woodland whitlowgrass)

Draba norvegica var. norvegica (Norwegian whitlowgrass)

Draba reptans (Carolina whitlowgrass)

Draba verna (spring whitlowgrass)

Dracocephalum parviflorum (American dragonhead)

Drosera anglica (English sundew)

Drosera intermedia (spoonleaf sundew)

Drosera linearis (slenderleaf sundew)

Drosera rotundifolia (round-leaved sundew)

Drymocallis arguta (tall cinquefoil)

Dryopteris carthusiana (spinulose wood fern)

Dryopteris cristata (crested wood fern)

Dryopteris goldiana (Goldie’s woodfern)

Dryopteris intermedia (common wood fern)

Dulichium arundinaceum var. arundinaceum (threeway sedge)

Dysphania atriplicifolia (winged pigweed)

 

E

 

Echinacea angustifolia (narrow-leaved purple coneflower)

Echinacea pallida (pale purple coneflower)

Echinacea purpurea (eastern purple coneflower)

Echinacea spp. (purple coneflower)

Echinochloa crus-galli (barnyard grass)

Echinochloa muricata (rough barnyard grass)

Echinochloa muricata var. microstachya (rough barnyard grass)

Echinochloa muricata var. muricata (rough barnyard grass)

Echinocystis lobata (wild cucumber)

Echium vulgare (common viper’s bugloss)

Elaeagnus angustifolia (Russian olive)

Elaeagnus commutata (silverberry)

Elaeagnus umbellata (autumn olive)

Elatine triandra (three-stamened waterwort)

Eleocharis compressa (flat-stemmed spike-rush)

Eleocharis engelmannii (Engelmann’s spikerush)

Eleocharis erythropoda (bald spikerush)

Eleocharis flavescens var. olivacea (bright green spike-rush)

Eleocharis macrostachya (pale spikerush)

Eleocharis nitida (slender spikerush)

Eleocharis nitida (quill spikerush)

Eleocharis obtusa (blunt spikerush)

Eleocharis palustris (common spikerush)

Eleocharis quinqueflora (few-flowered spikerush)

Eleocharis rostellata (beaked spike-rush)

Eleocharis wolfii (Wolf’s spikerush)

Eleocharis spp. (spikerush)

Eleusine indica (goose grass)

Ellisia nyctelea (Aunt Lucy)

Elymus canadensis (Canada wildrye)

Elymus diversiglumis (Minnesota wildrye)

Elymus hystrix (eastern bottlebrush grass)

Elymus hystrix var. bigeloviana (Bigelow’s bottlebrush grass)

Elymus hystrix var. hystrix (eastern bottlebrush grass)

Elymus repens (quackgrass)

Elymus trachycaulus (slender wheatgrass)

Elymus trachycaulus ssp. subsecundus (bearded wheatgrass)

Elymus trachycaulus ssp. trachycaulus (slender wheatgrass)

Elymus villosus (silky wild rye)

Elymus virginicus (Virginia wildrye)

Empetrum atropurpureum (purple crowberry)

Empetrum nigrum (black crowberry)

Enemion biternatum (eastern false rue anemone)

Epilobium ciliatum (fringed willowherb)

Epilobium ciliatum ssp. ciliatum (fringed willowherb)

Epilobium ciliatum ssp. glandulosum (northern willow herb)

Epilobium coloratum (purple-leaf willowherb)

Epilobium leptophyllum (bog willowherb)

Epilobium leptophyllum (narrow-leaved willow herb)

Epilobium strictum (downy willow herb)

Epilobium spp. (willow herb)

Epipactis helleborine ssp. helleborine (broad-leaved helleborine)

Equisetum arvense (field horsetail)

Equisetum fluviatile (water horsetail)

Equisetum hyemale ssp. affine (scouring rush horsetail)

Equisetum laevigatum (smooth scouring rush)

Equisetum palustre (marsh horsetail)

Equisetum pratense (meadow horsetail)

Equisetum scirpoides (dwarf scouring rush)

Equisetum sylvaticum (woodland horsetail)

Equisetum variegatum ssp. variegatum (variegated scouring rush)

Eragrostis pectinacea var. pectinacea (tufted lovegrass)

Eragrostis spectabilis (purple lovegrass)

Erechtites hieraciifolius var. hieraciifolius (American burnweed)

Erigeron acris var. kamtschaticus (bitter fleabane)

Erigeron annuus (annual fleabane)

Erigeron canadensis (Canadian horseweed)

Erigeron glabellus var. pubescens (streamside fleabane)

Erigeron lonchophyllus (short ray fleabane)

Erigeron philadelphicus var. philadelphicus (Philadelphia fleabane)

Erigeron pulchellus (Robin’s plantain)

Erigeron pulchellus var. pulchellus (Robin’s plantain)

Erigeron pulchellus var. tolsteadii (Tolstead’s Robin’s plantain)

Erigeron strigosus (prairie fleabane)

Erigeron strigosus var. septentrionalis (prairie fleabane)

Erigeron strigosus var. strigosus (prairie fleabane)

Eriochloa villosa (hairy cupgrass)

Eriochloa villosa (woolly cupgrass)

Eriophorum angustifolium ssp. angustifolium (tall cottongrass)

Eriophorum chamissonis (Chamisso’s cottongrass)

Eriophorum chamissonis (few-nerved cottongrass)

Eriophorum vaginatum var. spissum (tussock cottongrass)

Eriophorum virginicum (tawny cottongrass)

Eriophorum viridicarinatum (green keeled cottongrass)

Erucastrum gallicum (common dogmustard)

Eryngium yuccifolium var. yuccifolium (rattlesnake master)

Erysimum cheiranthoides (worm-seed wallflower)

Erysimum inconspicuum var. inconspicuum (shy wallflower)

Erythronium spp. (trout lily)

Erythronium albidum (white trout lily)

Erythronium americanum ssp. americanum (yellow trout lily)

Erythronium propullans (Minnesota dwarf trout lily)

Escobaria vivipara var. vivipara (ball cactus)

Euonymus atropurpureus var. atropurpureus (eastern wahoo)

Eupatorium altissimum (tall boneset)

Eupatorium perfoliatum var. perfoliatum (common boneset)

Eupatorium sessilifolium var. brittonianum (upland boneset)

Euphorbia corollata (flowering spurge)

Euphorbia cyparissias (cypress spurge)

Euphorbia davidii (David’s spurge)

Euphorbia dentata (toothed spurge)

Euphorbia glyptosperma (ridge-seeded spurge)

Euphorbia maculata (spotted spurge)

Euphorbia nutans (nodding spurge)

Euphorbia serpyllifolia (thyme-leaved sandmat)

Euphorbia spathulata (warty spurge)

Euphorbia virgata (leafy spurge)

Euphrasia hudsoniana (Hudson Bay eyebright)

Euphrasia hudsoniana var. contracta (Hudson Bay eyebright)

Euphrasia hudsoniana var. ramosior (Hudson Bay eyebright)

Euphrasia officinalis (eyebright)

Eurybia macrophylla (bigleaf aster)

Euthamia graminifolia (grass-leaved goldenrod)

Euthamia gymnospermoides (Great Plains flat-topped goldenrod)

Eutrochium maculatum (spotted Joe Pye weed)

Eutrochium maculatum var. bruneri (spotted Joe Pye weed)

Eutrochium maculatum var. foliosum (spotted Joe Pye weed)

Eutrochium maculatum var. maculatum (spotted Joe Pye weed)

Eutrochium purpureum (sweet Joe Pye weed)

Eutrochium purpureum var. holzingeri (Holzinger’s eupatorium)

Eutrochium purpureum var. purpureum (sweet Joe Pye weed)

 

F

 

Fallopia cilinodis (fringed black bindweed)

Fallopia convolvulus (black bindweed)

Fallopia sachalinensis (giant knotweed)

Fallopia scandens (climbing false buckwheat)

Festuca subverticillata (nodding fescue)

Fimbristylis autumnalis (autumn fimbristylis)

Fissidens adianthoides (maidenhair pocket moss)

Flava composita var. damnatus (dyc)

Floerkea proserpinacoides (false mermaid-weed)

Forsythia × intermedia (border forsythia)

Fragaria vesca ssp. americana (woodland strawberry)

Fragaria virginiana (wild strawberry)

Fragaria x ananassa (garden strawberry)

Frangula alnus (glossy buckthorn)

Fraxinus americana (white ash)

Fraxinus nigra (black ash)

Fraxinus pennsylvanica (green ash)

Froelichia floridana var. campestris (plains snake-cotton)

Frullania bolanderi (hairy scalewort)

Frullania brittoniae (Britton’s scalewort)

Frullania eboracensis (New York scalewort)

Frullania inflata (inflated scalewort)

Frullania oakesiana (Oakes’ scalewort)

Frullania riparia (river scalewort)

Frullania selwyniana (Selwyn’s scalewort)

Frullania tamarisci (tamarisk scalewort)

Frullania spp. (scalewort)

Funaria americana (American funaria moss)

Funaria hygrometrica var. hygrometrica (bonfire moss)

 

G

 

Gaillardia aristata (blanket flower)

Gaillardia pulchella var. pulchella (Indian blanket)

Galearis rotundifolia (roundleaf orchid)

Galearis spectabilis (showy orchis)

Galeopsis bifida (split-lip hempnettle)

Galeopsis tetrahit (brittlestem hempnettle)

Galinsoga parviflora var. parviflora (gallant soldier)

Galinsoga quadriradiata (shaggy soldier)

Galium aparine (cleavers)

Galium asprellum (rough bedstraw)

Galium boreale (northern bedstraw)

Galium circaezans var. hypomalacum (licorice bedstraw)

Galium concinnum (shining bedstraw)

Galium labradoricum (northern bog bedstraw)

Galium mollugo (false baby’s breath)

Galium obtusum ssp. obtusum (bluntleaf bedstraw)

Galium odoratum (sweet woodruff)

Galium trifidum ssp. trifidum (threepetal bedstraw)

Galium triflorum (fragrant bedstraw)

Galium verum (yellow bedstraw)

Gaultheria hispidula (creeping snowberry)

Gaultheria procumbens (wintergreen)

Gaura longiflora (longflower beeblossom)

Gaylussacia baccata (black huckleberry)

Gentiana affinis (pleated gentian)

Gentiana alba (yellowish gentian)

Gentiana andrewsii (bottle gentian)

Gentiana andrewsii var. andrewsii (bottle gentian)

Gentiana andrewsii var. dakotica (Dakota gentian)

Gentiana puberulenta (downy gentian)

Gentiana rubricaulis (Great Lakes gentian)

Gentianella amarella ssp. acuta (northern gentian)

Gentianella quinquefolia ssp. occidentalis (stiff gentian)

Gentianopsis crinita (greater fringed gentian)

Gentianopsis virgata (lesser fringed gentian)

Gentianopsis virgata ssp. macounii (Macoun’s fringed gentian)

Gentianopsis virgata ssp. virgata (lesser fringed gentian)

Geocaulon lividum (false toadflax)

Geranium bicknellii (Bicknell’s cranesbill)

Geranium carolinianum var. carolinianum (Carolina geranium)

Geranium maculatum (wild geranium)

Geranium pratense (meadow geranium)

Geranium robertianum (Robert’s geranium)

Geranium sibiricum (Siberian cranesbill)

Geum aleppicum (yellow avens)

Geum canadense (white avens)

Geum laciniatum (rough avens)

Geum macrophyllum var. perincisum (large-leaved avens)

Geum rivale (purple avens)

Geum triflorum var. triflorum (prairie smoke)

Ginkgo biloba (ginkgo)

Glechoma hederacea (ground ivy)

Gleditsia triacanthos (honey locust)

Glyceria canadensis (rattlesnake mannagrass)

Glyceria grandis (American mannagrass)

Glyceria striata (fowl mannagrass)

Glycine max (soybean)

Glycyrrhiza lepidota (wild licorice)

Goodyera pubescens (downy rattlesnake plantain)

Gratiola neglecta (clammy hedge-hyssop)

Grimmia laevigata (grimmia dry rock moss)

Grindelia hirsutula (hairy gumweed)

Grindelia squarrosa (curly-cup gumweed)

Gymnocarpium dryopteris (western oak fern)

Gymnocarpium robertianum (northern oak fern)

Gymnocladus dioicus (Kentucky coffee tree)

Gypsophila paniculata (baby's breath)

 

H

 

Hackelia sp. (stickseed)

Hackelia deflexa var. americana (American stickseed)

Hackelia virginiana (Virginia stickseed)

Halenia deflexa ssp. deflexa (American spurred gentian)

Hamamelis virginiana (American witchhazel)

Haplocladium microphyllum (tinyleaf small plume moss)

Hasteola suaveolens (false Indian plantain)

Hedeoma hispida (rough false pennyroyal)

Hedeoma pulegioides (American false pennyroyal)

Helenium autumnale (common sneezeweed)

Helenium flexuosum (purple-head sneezeweed)

Helianthus annuus (common sunflower)

Helianthus giganteus (giant sunflower)

Helianthus grosseserratus (sawtooth sunflower)

Helianthus hirsutus (hairy sunflower)

Helianthus maximiliani (Maximilian’s sunflower)

Helianthus nuttallii ssp. rydbergii (Rydberg’s sunflower)

Helianthus occidentalis ssp. occidentalis (western sunflower)

Helianthus pauciflorus (stiff sunflower)

Helianthus pauciflorus ssp. pauciflorus (stiff sunflower)

Helianthus pauciflorus ssp. subrhomboideus (stiff sunflower)

Helianthus petiolaris ssp. petiolaris (prairie sunflower)

Helianthus strumosus (paleleaf woodland sunflower)

Helianthus tuberosus (Jerusalem artichoke)

Heliopsis helianthoides var. scabra (smooth oxeye)

Hemerocallis fulva (orange daylily)

Heracleum maximum (American cow parsnip)

Hesperis matronalis ssp. matronalis (dame’s rocket)

Hesperostipa comata ssp. comata (needle-and-thread)

Hesperostipa spartea (porcupine grass)

Heteranthera limosa (blue mudplantain)

Heterotheca ballardii (Ballard’s goldenaster)

Heterotheca angustifolia (stiffleaf false goldenaster)

Heterotheca villosa (hairy false goldenaster)

Heterotheca villosa var. foliosa (leafy false goldenaster)

Heterotheca villosa var. minor (hairy false goldenaster)

Heterotheca villosa var. villosa (hairy false goldenaster)

Heuchera richardsonii (prairie alumroot)

Hieracium caespitosum (meadow hawkweed)

Hieracium longipilum (long-bearded hawkweed)

Hieracium scabrum (rough hawkweed)

Hieracium umbellatum (narrow-leaved hawkweed)

Hordeum jubatum ssp. jubatum (foxtail barley)

Hordeum pusillum (little barley)

Houstonia longifolia (long-leaved bluet)

Hudsonia tomentosa (woolly beachheather)

Humulus japonicus (Japanese hop)

Humulus lupulus (common hop)

Humulus lupulus var. lupuloides (common hop)

Humulus lupulus var. pubescens (common hop)

Huperzia appalachiana (Appalachian clubmoss)

Huperzia lucidula (shining clubmoss)

Huperzia porophila (rock clubmoss)

Huperzia selago (northern firmoss)

Hydrangea macrophylla (mophead hydrangea)

Hydrastis canadensis (goldenseal)

Hydrocotyle americana (American marsh pennywort)

Hydrophyllum appendiculatum (great waterleaf)

Hydrophyllum virginianum var. virginianum (Virginia waterleaf)

Hylodesmum glutinosum (pointed-leaved tick-trefoil)

Hylocomium splendens (stairstep moss)

Hylotelephium telephium ssp. telephium (live-forever)

Hypericum ascyron ssp. pyramidatum (great St. Johnswort)

Hypericum boreale (northern St. Johnswort)

Hypericum ellipticum (pale St. Johnswort)

Hypericum majus (larger Canadian St. Johnswort)

Hypericum perforatum (common St. Johnswort)

Hypericum punctatum (spotted St. Johnswort)

Hypoxis hirsuta (yellow star grass)

 

I

 

Ilex verticillata (common winterberry)

Impatiens capensis (spotted touch-me-not)

Impatiens pallida (pale touch-me-not)

Impatiens spp. (touch-me-not)

Iodanthus pinnatifidus (purple rocket)

Ipomoea hederacea (ivy-leaved morning-glory)

Ipomoea purpurea (common morning-glory)

Iris sp. (blue flag iris)

Iris domestica (blackberry lily)

Iris versicolor (northern blue flag)

Iris virginica var. shrevei (southern blue flag)

Isanthus brachiatus (fluxweed)

Isoetes melanopoda (blackfoot quillwort)

 

J

 

Jeffersonia diphylla (twinleaf)

Juglans cinerea (butternut)

Juglans nigra (black walnut)

Juncus alpinoarticulatus (northern green rush)

Juncus articulatus (jointed rush)

Juncus balticus var. littoralis (Baltic rush)

Juncus brevicaudatus (narrow-panicle rush)

Juncus dudleyi (Dudley’s rush)

Juncus effusus (common rush)

Juncus greenei (Green’s rush)

Juncus marginatus (grassleaf rush)

Juncus nodosus (knotted rush)

Juncus stygius var. americanus (moor rush)

Juncus tenuis (path rush)

Juncus torreyi (Torrey’s rush)

Juniperus communis var. depressa (common juniper)

Juniperus horizontalis (creeping juniper)

Juniperus virginiana var. virginiana (eastern redcedar)

Justicia americana (American water-willow)

 

K

 

Kalmia polifolia (bog laurel)

Koeleria macrantha (June grass)

Krigia biflora (twoflower dwarfdandelion)

Krigia dandelion (potato dwarfdandelion)

 

L

 

Lactuca biennis (tall blue lettuce)

Lactuca canadensis (Canada lettuce)

Lactuca floridana var. floridana (woodland lettuce)

Lactuca ludoviciana (prairie lettuce)

Lactuca pulchella (blue lettuce)

Lactuca serriola (prickly lettuce)

Lactuca spp. (wild lettuce)

Lamium amplexicaule (henbit deadnettle)

Lamium galeobdolon ssp. argentatum (yellow archangel)

Lamium purpureum (red deadnettle)

Laportea canadensis (Canadian woodnettle)

Lappula occidentalis (flatspine stickseed)

Lappula squarrosa (European stickseed)

Larix decidua (European larch)

Larix kaempferi (Japanese larch)

Larix laricina (tamarack)

Larix sibirica (Siberian larch)

Lathyrus japonicus var. maritimus (beach pea)

Lathyrus ochroleucus (cream pea)

Lathyrus palustris (marsh vetchling)

Lathyrus venosus var. intonsus (veiny pea)

Lechea stricta (prairie pinweed)

Lechea tenuifolia (narrow-leaved pinweed)

Leersia oryzoides (rice cutgrass)

Leersia virginica (white grass)

Lemna minor (common duckweed)

Lemna turionifera (turion duckweed)

Leonurus cardiaca ssp. cardiaca (common motherwort)

Lepidium campestre (field peppergrass)

Lepidium densiflorum (prairie peppergrass)

Lepidium perfoliatum (clasping pepper grass)

Lepidium ruderale (roadside pepperweed)

Lepidium sativum (gardencress pepperweed)

Lepidium virginicum var. virginicum (Virginia pepper grass)

Lespedeza capitata (round-headed bush clover)

Lespedeza leptostachya (prairie bush clover)

Leucanthemum vulgare (oxeye daisy)

Leucobryum albidum (white moss)

Leucobryum glaucum (pincushion moss)

Liatris aspera (rough blazing star)

Liatris aspera var. aspera (rough blazing star)

Liatris aspera var. aspera f. benkei (rough blazing star)

Liatris aspera var. intermedia (rough blazing star)

Liatris cylindracea (cylindric blazing star)

Liatris ligulistylis (northern plains blazing star)

Liatris punctata var. punctata (dotted blazing star)

Liatris pycnostachya var. pycnostachya (prairie blazing star)

Lilium lancifolium (tiger lily)

Lilium michiganense (Michigan lily)

Lilium philadelphicum var. andinum (wood lily)

Limosella aquatica (water mudwort)

Linaria vulgaris (butter and eggs)

Linnaea borealis ssp. americana (American twinflower)

Linum lewisii var. lewisii (Lewis flax)

Linum rigidum (stiffstem flax)

Linum sulcatum var. sulcatum (grooved yellow flax)

Linum usitatissimum (common flax)

Liparis liliifolia (lily-leaved twayblade)

Liparis loeselii (fen orchid)

Lithospermum spp. (marbleseed)

Lithospermum canescens (hoary puccoon)

Lithospermum caroliniense var. croceum (hairy puccoon)

Lithospermum incisum (fringed puccoon)

Lithospermum latifolium (American gromwell)

Lithospermum occidentale (western marbleseed)

Lithospermum parviflorum (softhair marbleseed)

Littorella uniflora (American shoreweed)

Lobelia cardinalis (cardinal flower)

Lobelia dortmanna (water lobelia)

Lobelia inflata (Indian tobacco)

Lobelia kalmii (Kalm’s lobelia)

Lobelia siphilitica (great blue lobelia)

Lobelia siphilitica var. ludoviciana (great blue lobelia)

Lobelia siphilitica var. siphilitica (great blue lobelia)

Lobelia spicata (palespike lobelia)

Lobelia spicata var. campanulata (palespike lobelia)

Lobelia spicata var. hirtella (palespike lobelia)

Lobelia spicata var. spicata (palespike lobelia)

Lolium perenne (perennial ryegrass)

Lonicera canadensis (American fly honeysuckle)

Lonicera dioica (limber honeysuckle)

Lonicera hirsuta (hairy honeysuckle)

Lonicera morrowii (Morrow’s honeysuckle)

Lonicera oblongifolia (swamp fly honeysuckle)

Lonicera reticulata (grape honeysuckle)

Lonicera tatarica (Tatarian honeysuckle)

Lonicera villosa (mountain fly honeysuckle)

Lonicera × bella (Bell’s honeysuckle)

Lotus corniculatus var. corniculatus (bird’s-foot trefoil)

Ludwigia polycarpa (false loosestrife)

Lunaria annua (money plant)

Lupinus perennis var. perennis (sundial lupine)

Lupinus polyphyllus var. polyphyllus (bigleaf lupine)

Luzula acuminata ssp. acuminata (hairy woodrush)

Luzula multiflora (common woodrush)

Luzula parviflora (small-flowered woodrush)

Lycopodium clavatum (running clubmoss)

Lycopodium lagopus (one-cone clubmoss)

Lycopus americanus (American bugleweed)

Lycopus asper (rough bugleweed)

Lycopus uniflorus (northern bugleweed)

Lycopus virginicus (Virginia bugleweed)

Lycopus × sherardii (Sherard’s waterhorehound)

Lycoris squamigera (surprise lily)

Lygodesmia juncea (rush skeletonplant)

Lysimachia borealis (northern starflower)

Lysimachia ciliata (fringed loosestrife)

Lysimachia quadriflora (four-flowered yellow loosestrife)

Lysimachia quadrifolia (whorled loosestrife)

Lysimachia terrestris (swamp candles)

Lysimachia thyrsiflora (tufted loosestrife)

Lythrum alatum var. alatum (winged loosestrife)

Lythrum salicaria (purple loosestrife)

 

M

 

Machaeranthera pinnatifida var. pinnatifida (lacy tansyaster)

Magnoliopsida (flowering plants)

Maianthemum canadense (Canada mayflower)

Maianthemum racemosum var. racemosum (common false Solomon’s seal)

Maianthemum stellatum (starry false Solomon’s seal)

Malaxis monophyllos var. brachypoda (white adder’s-mouth)

Malaxis paludosa (bog adder’s-mouth)

Malaxis unifolia (green adder’s-mouth)

Malus ioensis (prairie crabapple)

Malus prunifolia (plumleaf crabapple)

Malus sylvestris (European crab apple)

Malus pumila (paradise apple)

Malva neglecta (common mallow)

Malva rotundifolia (round-leaved mallow)

Marchantia aquatica (water liverwort)

Marchantia polymorpha (common liverwort)

Marsilea vestita (hairy waterclover)

Matricaria discoidea (pineapple-weed)

Matricaria recutita (wild chamomile)

Matteuccia struthiopteris var. pensylvanica (ostrich fern)

Medicago lupulina (black medick)

Medicago sativa ssp. sativa (alfalfa)

Medicago sativa ssp. falcata (yellow alfalfa)

Melampyrum lineare (narrowleaf cow wheat)

Melampyrum lineare var. latifolium (narrowleaf cow wheat)

Melampyrum lineare var. lineare (narrowleaf cow wheat)

Melilotus albus (white sweet clover)

Melilotus officinalis (yellow sweet clover)

Melilotus spp. (sweet clover)

Menispermum canadense (Canada moonseed)

Mentha arvensis (wild mint)

Mentha spicata (spearmint)

Mentha x piperita (peppermint)

Menyanthes trifoliata (buckbean)

Mertensia paniculata var. paniculata (tall bluebells)

Mertensia virginica (Virginia bluebells)

Micranthes pensylvanica (eastern swamp saxifrage)

Micranthes virginiensis (early saxifrage)

Milium effusum (wood millet)

Mimulus glabratus var. jamesii (James’ monkeyflower)

Mimulus ringens var. ringens (Allegheny monkeyflower)

Minuartia dawsonensis (rock sandwort)

Mirabilis albida (hairy four o’clock)

Mirabilis linearis (narrow-leaved four o’clock)

Mirabilis nyctaginea (heart-leaved four o’clock)

Mitella diphylla (twoleaf miterwort)

Mitella nuda (naked miterwort)

Moehringia lateriflora (bluntleaf sandwort)

Moehringia macrophylla (large-leaved sandwort)

Mollugo verticillata (green carpetweed)

Monarda fistulosa (wild bergamot)

Monarda fistulosa var. fistulosa (wild bergamot)

Monarda fistulosa var. menthifolia (mint-leaved bergamot)

Monarda fistulosa var. mollis (soft wild bergamot)

Monarda punctata var. villicaulis (spotted beebalm)

Moneses uniflora (one-flowered wintergreen)

Monotropa hypopitys (pinesap)

Monotropa uniflora (Indianpipe)

Montia chamissoi (water miner’s lettuce)

Morus alba (white mulberry)

Morus rubra (red mulberry)

Muhlenbergia asperifolia (scratchgrass)

Muhlenbergia cuspidata (plains muhly)

Muhlenbergia glomerata (spiked muhly)

Muhlenbergia racemosa (marsh muhly)

Muhlenbergia richardsonis (mat muhly)

Muhlenbergia schreberi (nimblewill)

Myosotis laxa (small-flowered forget-me-not)

Myosotis scorpioides (true forget-me-not)

Myosotis sylvatica (wood forget-me-not)

Myosoton aquaticum (giant chickweed)

Myosurus minimus (tiny mousetail)

Myrica gale (sweetgale)

Myriophyllum heterophyllum (broadleaf water milfoil)

Myriophyllum sibiricum (northern water-milfoil)

 

N

 

Nabalus albus (white rattlesnake root)

Nabalus asper (rough rattlesnake root)

Nabalus racemosus (purple rattlesnake root)

Najas gracillima (slender waternymph)

Najas guadalupensis ssp. olivacea (Guadalupe waternymph)

Najas marina (holly-leaved water-nymph)

Napaea dioica (glade mallow)

Nassella viridula (green needlegrass)

Nelumbo lutea (American lotus)

Neottia auriculata (auricled twayblade)

Neottia cordata (heart-leaved twayblade)

Nepeta cataria (catnip)

Nothocalais cuspidata (prairie false dandelion)

Nuphar variegata (variegated yellow pond lily)

Nuttallanthus canadensis (blue toadflax)

Nymphaea leibergii (Leidberg’s waterlily)

Nymphaea odorata (American white waterlily)

Nymphaea odorata ssp. odorata (fragrant waterlily)

Nymphaea odorata ssp. tuberosa (American white waterlily)

Nymphaeaceae (waterlily)

Nyssa sylvatica (black tupelo)

 

O

 

Oenothera biennis (common evening primrose)

Oenothera clelandii (Cleland’s evening primrose)

Oenothera gaura (biennial beeblossom)

Oenothera laciniata (cut-leaved evening primrose)

Oenothera nuttallii (Nuttall’s evening primrose)

Oenothera parviflora (northern evening primrose)

Oenothera perennis (perennial evening primrose)

Oenothera rhombipetala (rhombic evening primrose)

Oenothera serrulata (toothed evening primrose)

Oenothera suffrutescens (scarlet beeblossom)

Oenothera villosa (hairy evening primrose)

Oenothera villosa ssp. strigosa (hairy evening primrose)

Oenothera villosa ssp. villosa (hairy evening primrose)

Onoclea sensibilis (sensitive fern)

Ophioglossum pusillum (northern adder’s tongue)

Opuntia fragilis (brittle prickly pear)

Opuntia humifusa var. humifusa (devil’s tongue)

Opuntia macrorhiza (plains prickly pear)

Origanum vulgare (oregano)

Ornithogalum umbellatum (common star-of-Bethlehem)

Orobanche fasciculata (clustered broomrape)

Orobanche ludoviciana ssp. ludoviciana (Louisiana broomrape)

Orobanche uniflora (one-flowered broomrape)

Orthilia secunda (one-sided wintergreen)

Orthotrichum stellatum (starry bristle moss)

Oryzopsis asperifolia (roughleaf ricegrass)

Osmorhiza berteroi (Chilean sweet cicely)

Osmorhiza claytonii (bland sweet cicely)

Osmorhiza depauperata (blunt-fruited sweet cicely)

Osmorhiza longistylis (aniseroot)

Osmunda regalis var. spectabilis (royal fern)

Osmundastrum cinnamomeum (cinnamon fern)

Ostrya virginiana var. virginiana (American hophornbeam)

Oxalis dillenii (southern yellow wood sorrel)

Oxalis stricta (yellow wood sorrel)

Oxalis violacea (violet wood sorrel)

Oxypolis rigidior (stiff cowbane)

Oxytropis borealis var. viscida (sticky locoweed)

Oxytropis lambertii var. lambertii (purple locoweed)

 

P

 

Packera aurea (golden ragwort)

Packera cana (woolly groundsel)

Packera indecora (elegant groundsel)

Packera paupercula (balsam groundsel)

Packera paupercula var. paupercula (northern meadow groundsel)

Packera paupercula var. pseudotomentosa (false tomentose balsam groundsel)

Packera paupercula var. savannarum (savanna balsam groundsel)

Packera plattensis (prairie groundsel)

Packera pseudaurea var. semicordata (falsegold groundsel)

Panax quinquefolius (American ginseng)

Panax trifolius (dwarf ginseng)

Panicum capillare (witch grass)

Panicum virgatum var. virgatum (switch grass)

Parietaria pensylvanica (Pennsylvania pellitory)

Parnassia glauca (fen grass of Parnassus)

Parnassia palustris (marsh grass of Parnassus)

Parnassia palustris var. parviflora (smallflower grass of Parnassus)

Paronychia canadensis (smooth forked nail-wort)

Paronychia fastigiata var. fastigiata (hairy forked nailwort)

Parthenium integrifolium (wild quinine)

Parthenocissus quinquefolia (Virginia creeper)

Parthenocissus vitacea (woodbine)

Pascopyrum smithii (western wheatgrass)

Pastinaca sativa (wild parsnip)

Patis racemosa (black-seeded rice grass)

Pedicularis canadensis ssp. canadensis (wood betony)

Pedicularis lanceolata (swamp betony)

Pediomelum argophyllum (silverleaf scurfpea)

Pediomelum esculentum (prairie turnip)

Pellaea atropurpurea (purple cliff brake)

Pennisetum glaucum (pearl millet)

Penstemon albidus (white penstemon)

Penstemon cobaea (cobaea beardtongue)

Penstemon digitalis (foxglove beardtongue)

Penstemon gracilis var. gracilis (slender beardtongue)

Penstemon grandiflorus (large-flowered beardtongue)

Penthorum sedoides (ditch stonecrop)

Persicaria amphibia (water smartweed)

Persicaria careyi (Carey’s smartweed)

Persicaria hydropiper (water pepper)

Persicaria hydropiperoides (swamp smartweed)

Persicaria lapathifolia (curlytop knotweed)

Persicaria maculosa (spotted lady’s thumb)

Persicaria pensylvanica (Pennsylvania smartweed)

Persicaria punctata (dotted smartweed)

Persicaria sagittata (arrowleaf tearthumb)

Persicaria virginiana (jumpseed)

Petasites frigidus (arctic sweet coltsfoot)

Petasites frigidus var. palmatus (palmate sweet coltsfoot)

Petasites frigidus var. sagittatus (arrow-leaved sweet coltsfoot)

Petasites frigidus var. vitifolius (grape-leaved sweet coltsfoot)

Phacelia franklinii (Franklin’s phacelia)

Phalaris arundinacea (reed canary grass)

Phegopteris connectilis (northern beech fern)

Phellodendron amurense (Amur corktree)

Phemeranthus parviflorus (sunbright)

Phemeranthus rugospermus (rough-seeded fameflower)

Philadelphus coronarius (sweet mock orange)

Phleum pratense ssp. pratense (timothy)

Phlox divaricata ssp. laphamii (wild blue phlox)

Phlox maculata ssp. maculata (wild sweet William)

Phlox paniculata (garden phlox)

Phlox pilosa ssp. fulgida (downy phlox)

Phlox subulata ssp. subulata (moss phlox)

Phragmites australis (common reed)

Phragmites australis ssp. americanus (American common reed)

Phragmites australis ssp. australis (European common reed)

Phryma leptostachya (American lopseed)

Phyla lanceolata (lance-leaf fog-fruit)

Physalis grisea (strawberry tomato)

Physalis heterophylla (clammy groundcherry)

Physalis longifolia (longleaf groundcherry)

Physalis virginiana var. virginiana (Virginia groundcherry)

Physaria ludoviciana (Louisiana bladderpod)

Physocarpus opulifolius (common ninebark)

Physocarpus opulifolius var. intermedius (Atlantic ninebark)

Physocarpus opulifolius var. opulifolius (common ninebark)

Physostegia virginiana (obedient plant)

Physostegia virginiana ssp. praemorsa (southern obedient plant)

Physostegia virginiana ssp. virginiana (common obedient plant)

Picea abies (Norway spruce)

Picea glauca (white spruce)

Picea mariana (black spruce)

Picea pungens (blue spruce)

Pilea fontana (lesser clearweed)

Pilea pumila (Canadian clearweed)

Pilosella aurantiaca (orange hawkweed)

Pilosella officinarum (mouse-ear hawkweed)

Pilosella piloselloides (king devil hawkweed)

Pimpinella saxifraga ssp. saxifraga (solidstem burnet saxifrage)

Pinguicula vulgaris ssp. vulgaris (common butterwort)

Pinus banksiana (jack pine)

Pinus nigra (Austrian pine)

Pinus ponderosa (ponderosa pine)

Pinus resinosa (red pine)

Pinus strobus (eastern white pine)

Pinus sylvestris (Scots pine)

Plagiobothrys scouleri (Scouler’s popcorn flower)

Plagiomnium cuspidatum (toothed plagiomnium moss)

Plantago elongata (slender plantain)

Plantago eriopoda (alkali plantain)

Plantago lanceolata (English plantain)

Plantago major (common plantain)

Plantago patagonica (woolly plantain)

Plantago rugelii var. rugelii (black-seeded plantain)

Platanthera aquilonis (northern green orchid)

Platanthera clavellata (small green wood orchid)

Platanthera dilatata var. dilatata (white bog orchid)

Platanthera flava var. herbiola (pale green orchid)

Platanthera huronensis (Huron green orchid)

Platanthera lacera (ragged fringed orchid)

Platanthera obtusata (blunt-leaved orchid)

Platanthera praeclara (western prairie fringed orchid)

Platanthera psycodes (small purple fringed orchid)

Platanus × hispanica (London planetree)

Platanus occidentalis (American sycamore)

Poa annua (annual bluegrass)

Poa arida (plains bluegrass)

Poa compressa (Canada bluegrass)

Poa paludigena (bog bluegrass)

Poa palustris (fowl bluegrass)

Poa pratensis ssp. pratensis (Kentucky bluegrass)

Poa sylvestris (woodland bluegrass)

Poa wolfii (Wolf’s bluegrass)

Podophyllum peltatum (May-apple)

Pogonia ophioglossoides (rose pogonia)

Polanisia dodecandra (roughseed clammyweed)

Polanisia dodecandra ssp. dodecandra (redwhisker clammyweed)

Polanisia dodecandra ssp. trachysperma (sandyseed clammyweed)

Polanisia jamesii (James’ polanisia)

Polemonium caeruleum (charity)

Polemonium occidentale ssp. lacustre (western Jacob’s ladder)

Polemonium reptans var. reptans (spreading Jacob’s ladder)

Polygala cruciata (cross-leaved milkwort)

Polygala paucifolia (gaywings)

Polygala polygama (racemed milkwort)

Polygala sanguinea (blood milkwort)

Polygala senega (Seneca snakeroot)

Polygala verticillata (whorled milkwort)

Polygonatum biflorum var. commutatum (smooth Solomon’s seal)

Polygonatum pubescens (hairy Solomon’s seal)

Polygonum aviculare (prostrate knotweed)

Polygonum viviparum (alpine bistort)

Polymnia canadensis (white-flowered leafcup)

Polypodium virginianum (common polypody)

Polystichum acrostichoides (Christmas fern)

Polystichum braunii (Braun’s hollyfern)

Polytaenia nuttallii (prairie parsley)

Polytrichum commune (common haircap moss)

Polytrichum juniperinum (juniper haircap moss)

Polytrichum piliferum (bristly haircap moss)

Polytrichum strictum (bog haircap moss)

Populus alba (white poplar)

Populus balsamifera (balsam poplar)

Populus deltoides ssp. deltoides (eastern cottonwood)

Populus deltoides ssp. molinifera (plains cottonwood)

Populus grandidentata (bigtooth aspen)

Populus nigra var. italica (Lombardy poplar)

Populus tremuloides (quaking aspen)

Portulaca oleracea (common purslane)

Potamogeton amplifolius (large-leaved pondweed)

Potamogeton bicupulatus (snailseed pondweed)

Potamogeton crispus (curly pondweed)

Potamogeton foliosus ssp. foliosus (leafy pondweed)

Potamogeton friesii (flat-stalked pondweed)

Potamogeton gramineus (grass-leaved pondweed)

Potamogeton illinoensis (Illinois pondweed)

Potamogeton natans (floating pondweed)

Potamogeton nodosus (long-leaved pondweed)

Potamogeton oakesianus (Oakes’ pondweed)

Potamogeton praelongus (white-stemmed pondweed)

Potamogeton pulcher (spotted pondweed)

Potamogeton pusillus (small pondweed)

Potamogeton pusillus ssp. pusillus (small pondweed)

Potamogeton pusillus ssp. tenuissimus (small pondweed)

Potamogeton richardsonii (Richardson’s pondweed)

Potamogeton robbinsii (Robbins' pondweed)

Potamogeton strictifolius (straight-leaved pondweed)

potamogeton zosteriformis (flat-stemmed pondweed)

Potentilla argentea (silvery cinquefoil)

Potentilla bipinnatifida (tansy cinquefoil)

Potentilla canadensis (dwarf cinquefoil)

Potentilla gracilis (slender cinquefoil)

Potentilla gracilis var. fastigiata (northwest cinquefoil)

Potentilla gracilis var. flabelliformis (fanleaf cinquefoil)

Potentilla gracilis var. gracilis (graceful cinquefoil)

Potentilla hippiana (woolly cinquefoil)

Potentilla norvegica (rough cinquefoil)

Potentilla pensylvanica (Pennsylvania cinquefoil)

Potentilla recta (sulphur cinquefoil)

Potentilla simplex (common cinquefoil)

Potentilla supina ssp. paradoxa (bushy cinquefoil)

Preissia quadrata (narrow mushroom-headed liverwort)

Primula fassettii (jeweled shooting star)

Primula meadia (prairie shooting star)

Prosartes trachycarpa (rough-fruited fairybells)

Prunella vulgaris (common self-heal)

Prunella vulgaris ssp. vulgaris (common self-heal)

Prunella vulgaris ssp. lanceolata (lance self-heal)

Prunus americana (American plum)

Prunus domestica (European plum)

Prunus nigra (Canada plum)

Prunus pensylvanica (pin cherry)

Prunus pumila (sand cherry)

Prunus pumila var. besseyi (western sand cherry)

Prunus pumila var. pumila (Great Lakes sand cherry)

Prunus serotina var. serotina (black cherry)

Prunus virginiana var. virginiana (chokecherry)

Pseudognaphalium macounii (Macoun’s cudweed)

Pseudognaphalium obtusifolium (rabbit-tobacco)

Pseudotsuga menziesii var. glauca (Rocky Mountain Douglas-fir)

Pseudotsuga menziesii (Douglas-fir)

Ptelea trifoliata ssp. trifoliata var. trifoliata (common hop-tree)

Pteridium aquilinum var. latiusculum (western bracken fern)

Puccinellia nuttalliana (Nuttall’s alkali grass)

Pycnanthemum tenuifolium (narrow-leaved mountain mint)

Pycnanthemum virginianum (Virginia mountain mint)

Pyrola asarifolia ssp. asarifolia (liverleaf wintergreen)

Pyrola elliptica (shinleaf)

Pyrola minor (snowline wintergreen)

Pyrus ussuriensis (Manchurian pear)

 

Q

 

Quercus alba (white oak)

Quercus bicolor (swamp white oak)

Quercus ellipsoidalis (northern pin oak)

Quercus gravesii (Chisos red oak)

Quercus macrocarpa (bur oak)

Quercus macrocarpa var. depressa (bur oak)

Quercus macrocarpa var. macrocarpa (bur oak)

Quercus rubra (northern red oak)

Quercus velutina (black oak)

 

R

 

Ranunculus abortivus (kidney-leaved buttercup)

Ranunculus acris var. acris (tall buttercup)

Ranunculus aquatilis var. diffusus (limp white water crowfoot)

Ranunculus cymbalaria (alkali buttercup)

Ranunculus fascicularis (early buttercup)

Ranunculus fascicularis (swamp buttercup)

Ranunculus flabellaris (large yellow water crowfoot)

Ranunculus flammula var. ovalis (spearwort)

Ranunculus flammula var. reptans (spearwort)

Ranunculus gmelinii (small yellow water crowfoot)

Ranunculus hispidus var. caricetorum (bristly buttercup)

Ranunculus hispidus var. nitidus (bristly buttercup)

Ranunculus hispidus (bristly buttercup)

Ranunculus lapponicus (Lapland buttercup)

Ranunculus macounii (Macoun’s buttercup)

Ranunculus pensylvanicus (Pennsylvania buttercup)

Ranunculus recurvatus var. recurvatus (hooked buttercup)

Ranunculus repens (creeping buttercup)

Ranunculus rhomboideus (prairie buttercup)

Ranunculus sceleratus (cursed crowfoot)

Ranunculus sceleratus var. multifidus (cursed crowfoot)

Ranunculus sceleratus var. sceleratus (cursed crowfoot)

Raphanus raphanistrum (wild radish)

Raphanus sativus (garden radish)

Ratibida columnifera (long-headed coneflower)

Ratibida pinnata (gray-headed coneflower)

Reynoutria × bohemica (Bohemian knotweed)

Reynoutria japonica (Japanese knotweed)

Rhamnus alnifolia (alder-leaved buckthorn)

Rhamnus cathartica (common buckthorn)

Rheum rhabarbarum (rhubarb)

Rhododendron groenlandicum (bog Labrador tea)

Rhus aromatica var. aromatica (fragrant sumac)

Rhus glabra (smooth sumac)

Rhus typhina (staghorn sumac)

Rhynchospora capillacea (hair-like beak-rush)

Rhynchospora fusca (sooty beak-rush)

Ribes spp. (gooseberry)

Ribes americanum (American black currant)

Ribes aureum var. villosum (golden currant)

Ribes cynosbati (eastern prickly gooseberry)

Ribes hirtellum (hairy-stem gooseberry)

Ribes hudsonianum (northern black currant)

Ribes lacustre (swamp black currant)

Ribes missouriense (Missouri gooseberry)

Ribes nigrum (European black currant)

Ribes oxyacanthoides ssp. oxyacanthoides (Canadian gooseberry)

Ribes triste (swamp red currant)

Riccia fluitans (floating crystalwort)

Robinia hispida var. hispida (bristly locust)

Robinia pseudoacacia (black locust)

Rorippa curvipes (bluntleaf yellowcress)

Rorippa microphylla (onerow yellowcress)

Rorippa sessiliflora (sessile-flowered yellow cress)

Rorippa sinuata (spreading yellowcress)

Rosa acicularis ssp. sayi (prickly rose)

Rosa arkansana (prairie rose)

Rosa arkansana var. arkansana (prairie rose)

Rosa arkansana var. suffulta (prairie rose)

Rosa blanda var. blanda (smooth rose)

Rosa multiflora (multiflora rose)

Rosa spp. (rose)

Rosa woodsii var. woodsii (Wood’s rose)

Rosaceae (rose)

Rotala ramosior (lowland rotala)

Rubus ablatus (mountain blackberry)

Rubus ablatus (plains blackberry)

Rubus acridens (sharp-toothed blackberry)

Rubus allegheniensis (Allegheny blackberry)

Rubus alumnus (oldfield blackberry)

Rubus arcticus ssp. acaulis (arctic raspberry)

Rubus canadensis (smooth blackberry)

Rubus chamaemorus (cloudberry)

Rubus dissensus (bristly blackberry)

Rubus ferrofluvius (Iron River blackberry)

Rubus flagellaris (northern dewberry)

Rubus frondosus (tall blackberry)

Rubus fulleri (Fuller’s bristly dewberry)

Rubus groutianus (setose blackberry)

Rubus hispidus (bristly dewberry)

Rubus idaeus ssp. strigosus (American red raspberry)

Rubus ithacanus (Ithaca blackberry)

Rubus junceus (herbaceous blackberry)

Rubus kennedyanus (Kennedy’s blackberry)

Rubus missouricus (Missouri dewberry)

Rubus multifer (Kinnickinnick dewberry)

Rubus occidentalis (black raspberry)

Rubus parviflorus (thimbleberry)

Rubus plicatifolius (plait-leaf dewberry)

Rubus pubescens (dwarf raspberry)

Rubus recurvans (recurved blackberry)

Rubus regionalis (bristle-berry)

Rubus rosa (rose blackberry)

Rubus satis (Blanchard’s dewberry)

Rubus semisetosus (swamp blackberry)

Rubus spectatus (sphagnum blackberry)

Rubus steelei (Steel’s dewberry)

Rubus stipulatus (bristle-berry)

Rubus superioris (superior blackberry)

Rubus uniformis (bristle-berry)

Rubus vermontanus (Vermont blackberry)

Rubus wheeleri (Wheeler’s blackberry)

Rubus wisconsinensis (Wisconsin blackberry)

Rubus × neglectus (hybrid black raspberry)

Rudbeckia hirta var. pulcherrima (black-eyed Susan)

Rudbeckia laciniata var. laciniata (cut-leaved coneflower)

Rudbeckia triloba var. triloba (brown-eyed Susan)

Rumex acetosella (common sheep sorrel)

Rumex altissimus (pale dock)

Rumex britannica (great water dock)

Rumex crispus (curly dock)

Rumex pseudonatronatus (field dock)

Rumex stenophyllus (narrowleaf dock)

Rumex triangulivalvis (Mexican dock)

Ruppia cirrhosa (spiral ditchgrass)

 

S

 

Sagina nodosa ssp. borealis (knotted pearlwort)

Sagittaria brevirostra (short-beaked arrowhead)

Sagittaria calycina var. calycina (hooded arrowhead)

Sagittaria cuneata (arumleaf arrowhead)

Sagittaria latifolia (broad-leaved arrowhead)

Sagittaria rigida (sessile-fruited arrowhead)

Salicornia rubra (red saltwort)

Salix × sepulcralis (weeping willow)

Salix alba (white willow)

Salix amygdaloides (peachleaf willow)

Salix bebbiana (Bebb’s willow)

Salix candida (sage-leaved willow)

Salix discolor (pussy willow)

Salix eriocephala (heart-leaved willow)

Salix fragilis (crack willow)

Salix humilis (prairie willow)

Salix humilis var. humilis (prairie willow)

Salix humilis var. tristis (prairie willow)

Salix interior (sandbar willow)

Salix lucida ssp. lucida (shining willow)

Salix maccalliana (McCalla’s willow)

Salix nigra (black willow)

Salix pedicellaris (bog willow)

Salix pellita (satiny willow)

Salix pentandra (bay-leaved willow)

Salix petiolaris (slender willow)

Salix planifolia ssp. planifolia (diamondleaf willow)

Salix pseudomonticola (false mountain willow)

Salix pyrifolia (balsam willow)

Salix serissima (autumn willow)

Salix x × rubens (whitecrack willow)

Salsola collina (slender Russian thistle)

Salsola tragus (prickly Russian thistle)

Sambucus canadensis (American elderberry)

Sambucus racemosa var. racemosa (red elderberry)

Sanguinaria canadensis (bloodroot)

Sanicula canadensis (Canadian black snakeroot)

Sanicula canadensis var. canadensis (Canadian black snakeroot)

Sanicula canadensis var. grandis (long-styled black snakeroot)

Sanicula marilandica (Maryland black snakeroot)

Sanicula odorata (clustered black snakeroot)

Sanicula trifoliata (large-fruited black snakeroot)

Saponaria officinalis (bouncing bet)

Sarracenia purpurea ssp. purpurea (northern purple pitcherplant)

Saxifraga paniculata (White Mountain saxifrage)

Schedonnardus paniculatus (tumblegrass)

Schedonorus pratensis (meadow fescue)

Schistostega pennata (luminous moss)

Schizachne purpurascens (false melic grass)

Schizachyrium scoparium (little bluestem)

Schoenoplectus acutus var. acutus (hard-stem bulrush)

Schoenoplectus pungens (common three-square)

Schoenoplectus tabernaemontani (soft-stem bulrush)

Scilla siberica (Siberian squill)

Scirpus atrovirens (dark green bulrush)

Scirpus cyperinus (wool grass)

Scirpus georgianus (Georgia bulrush)

Scirpus microcarpus (panicled bulrush)

Scirpus pallidus (pale bulrush)

Scirpus pedicellatus (stalked bulrush)

Sciuro-hypnum oedipodium (cedar moss)

Scleria triglomerata (tall nutrush)

Scleria verticillata (whorled nut-rush)

Scolochloa festucacea (common rivergrass)

Scrophularia lanceolata (early figwort)

Scrophularia marilandica (late figwort)

Scutellaria galericulata (marsh skullcap)

Scutellaria lateriflora (blue skullcap)

Scutellaria ovata ssp. ovata (heart-leaved skullcap)

Scutellaria parvula var. missouriensis (Leonard’s skullcap)

Secale cereale (cereal rye)

Securigera varia (crown vetch)

Sedum acre ssp. acre (goldmoss stonecrop)

Sedum sarmentosum ( stringy stonecrop)

Selaginella rupestris (rock spikemoss)

Selaginella selaginoides (northern spikemoss)

Setaria faberi (giant foxtail)

Setaria pumila ssp. pumila (yellow foxtail)

Setaria verticillata (bristly foxtail)

Setaria viridis (green foxtail)

Setaria viridis var. major (giant green foxtail)

Setaria viridis var. viridis (green foxtail)

Shepherdia argentea (silver buffaloberry)

Shepherdia canadensis (russet buffaloberry)

Shinnersoseris rostrata (beaked skeletonweed)

Sicyos angulatus (bur cucumber)

Silene antirrhina (sleepy catchfly)

Silene armeria (sweet William catchfly)

Silene csereii (Balkan catchfly)

Silene dichotoma (forked campion)

Silene drummondii ssp. drummondii (Drummond’s campion)

Silene latifolia ssp. alba (white campion)

Silene nivea (snowy campion)

Silene noctiflora (night-flowering catchfly)

Silene stellata (starry campion)

Silene vulgaris ssp. vulgaris (bladder campion)

Silphium laciniatum (compass plant)

Silphium perfoliatum var. perfoliatum (cup plant)

Silphium terebinthinaceum var. terebinthinaceum (prairie dock)

Sinapis arvensis (charlock mustard)

Sisymbrium altissimum (tall tumble mustard)

Sisymbrium loeselii (small tumbleweed mustard)

Sisymbrium officinale (hedge mustard)

Sisyrinchium spp. (blue-eyed grasses)

Sisyrinchium angustifolium (narrow-leaved blue-eyed-grass)

Sisyrinchium campestre (prairie blue-eyed grass)

Sisyrinchium montanum var. montanum (strict blue-eyed grass)

Sisyrinchium mucronatum (needle-tip blue-eyed-grass)

Sium suave (hemlock water-parsnip)

Smilacina trifolia (three-leaved false Solomon’s seal)

Smilax ecirrhata (upright carrionflower)

Smilax herbacea (smooth carrionflower)

Smilax illinoensis (Illinois carrion flower)

Smilax lasioneura (Blue Ridge carrionflower)

Smilax rotundifolia (roundleaf greenbrier)

Smilax tamnoides (bristly greenbrier)

Solanum carolinense (Carolina horsenettle)

Solanum dulcamara (bittersweet nightshade)

Solanum emulans (eastern black nightshade)

Solanum rostratum (buffalobur nightshade)

Solanum tuberosum (Irish potato)

Solidago altissima (late goldenrod)

Solidago altissima var. altissima (tall goldenrod)

Solidago altissima var. gilvocanescens (shorthair goldenrod)

Solidago canadensis (Canada goldenrod)

Solidago canadensis var. canadensis (Canada goldenrod)

Solidago canadensis var. hargeri (Harger’s goldenrod)

Solidago flexicaulis (zigzag goldenrod)

Solidago gigantea (giant goldenrod)

Solidago hispida (hairy goldenrod)

Solidago jejunifolia (long-petioled showy goldenrod)

Solidago juncea (early goldenrod)

Solidago missouriensis (Missouri goldenrod)

Solidago mollis (velvety goldenrod)

Solidago nemoralis (gray goldenrod)

Solidago nemoralis ssp. decemflora (gray goldenrod)

Solidago nemoralis ssp. nemoralis (gray goldenrod)

Solidago patula (rough-leaved goldenrod)

Solidago ptarmicoides (prairie goldenrod)

Solidago riddellii (Riddell’s goldenrod)

Solidago rigida (stiff goldenrod)

Solidago rigida ssp. humilis (stiff goldenrod)

Solidago rigida ssp. rigida (stiff goldenrod)

Solidago rigidiuscula (stiff-leaved showy goldenrod)

Solidago sciaphila (cliff goldenrod)

Solidago speciosa complex (showy goldenrod species complex)

Solidago speciosa (showy goldenrod)

Solidago uliginosa (northern bog goldenrod)

Solidago ulmifolia var. ulmifolia (elm-leaved goldenrod)

Solidago spp. (goldenrod)

Sonchus arvensis (perennial sow thistle)

Sonchus arvensis ssp. arvensis (field sowthistle)

Sonchus arvensis ssp. uliginosus (moist sowthistle)

Sonchus asper (prickly sow thistle)

Sonchus oleraceus (common sowthistle)

Sorbus americana (American mountain ash)

Sorbus aucuparia (European mountain ash)

Sorbus decora (showy mountain ash)

Sorghastrum nutans (Indiangrass)

Sparganium americanum (American bur-reed)

Sparganium emersum (European bur-reed)

Sparganium eurycarpum (common bur-reed)

Sphagnum angustifolium (narrowleaf peatmoss)

Sphagnum capillifolium (northern peatmoss)

Sphagnum centrale (central peatmoss)

Sphagnum fimbriatum (fringed bogmoss)

Sphagnum fuscum (brown peatmoss)

Sphagnum girgensohnii (Girgensohn’s peatmoss)

Sphagnum magellanicum (Magellan’s peatmoss)

Sphagnum majus (greater peatmoss)

Sphagnum papillosum (papillose peatmoss)

Sphagnum rubellum (red peatmoss)

Sphagnum russowii (Russow’s peatmoss)

Sphagnum squarrosum (chrome peatmoss)

Sphagnum subsecundum (orange peatmoss)

Sphagnum teres (rigid bogmoss)

Sphagnum warnstorfii (fen peatmoss)

Sphagnum wulfianum (Wulf’s peatmoss)

Sphagnum spp. (sphagnum moss)

Sphenopholis obtusata (prairie wedge grass)

Spinulum annotinum (stiff clubmoss)

Spiraea alba var. alba (narrow-leaved meadowsweet)

Spiraea alba (white meadowsweet)

Spiraea alba var. latifolia (broadleaf meadowsweet)

Spiraea tomentosa (steeplebush)

Spiranthes sp. (ladies’ tresses)

Spiranthes incurva (Sphinx ladies’ tresses)

Spiranthes magnicamporum (Great Plains ladies’ tresses)

Spiranthes romanzoffiana (hooded ladies’ tresses)

Spirodela polyrrhiza (greater duckweed)

Sporobolus compositus (rough dropseed)

Sporobolus cryptandrus (sand dropseed)

Sporobolus heterolepis (prairie dropseed)

Sporobolus hookerianus (alkali cordgrass)

Sporobolus michauxianus (prairie cordgrass)

Stachys hispida (hispid hedge nettle)

Stachys palustris (marsh hedge nettle)

Stachys pilosa var. pilosa (hairy hedge nettle)

Stachys pilosa var. arenicola (woundwort)

Stachys spp. (hedgenettles)

Stachys tenuifolia (smooth hedge nettle)

Staphylea trifolia (American bladdernut)

Stellaria longifolia (long-leaved chickweed)

Stellaria longipes ssp. longipes (long-stalked starwort)

Stellaria media (common chickweed)

Streptopus amplexifolius (clasping-leaved twisted-stalk)

Streptopus lanceolatus var. longipipes (rose twisted-stalk)

Strophostyles helvola (trailing wild bean)

Sullivantia sullivantii (Sullivant’s coolwort)

Symphoricarpos albus var. albus (common snowberry)

Symphoricarpos occidentalis (wolfberry)

Symphoricarpos orbiculatus (coralberry)

Symphyotrichum boreale (northern bog aster)

Symphyotrichum ciliolatum (Lindley’s aster)

Symphyotrichum cordifolium (common blue wood aster)

Symphyotrichum drummondii var. drummondii (Drummond’s aster)

Symphyotrichum ericoides (white heath aster)

Symphyotrichum ericoides var. ericoides (white heath aster)

Symphyotrichum ericoides var. pansum (manyflowered aster)

Symphyotrichum falcatum (white prairie aster)

Symphyotrichum falcatum var. commutatum (white prairie aster)

Symphyotrichum falcatum var. falcatum (white prairie aster)

Symphyotrichum laeve (smooth blue aster)

Symphyotrichum laeve var. geyeri (Geyer’s aster)

Symphyotrichum laeve var. laeve (smooth blue aster)

Symphyotrichum lanceolatum (panicled aster)

Symphyotrichum lanceolatum ssp. hesperium (Siskiyou aster)

Symphyotrichum lanceolatum ssp. lanceolatum (common panicled aster)

Symphyotrichum lanceolatum var. hesperium (Siskiyou aster)

Symphyotrichum lanceolatum var. hirsuticaule (hairy-stemmed panicled aster)

Symphyotrichum lanceolatum var. interior (inland panicled aster)

Symphyotrichum lanceolatum var. lanceolatum (common panicled aster)

Symphyotrichum lanceolatum var. latifolium (broad-leaved panicled aster)

Symphyotrichum lateriflorum (calico aster)

Symphyotrichum lateriflorum var. horizontale (calico aster)

Symphyotrichum lateriflorum var. lateriflorum (calico aster)

Symphyotrichum novae-angliae (New England aster)

Symphyotrichum oblongifolium (aromatic aster)

Symphyotrichum ontarionis (Ontario aster)

Symphyotrichum oolentangiense var. oolentangiense (sky-blue aster)

Symphyotrichum pilosum (hairy white oldfield aster)

Symphyotrichum pilosum var. pilosum (hairy white oldfield aster)

Symphyotrichum praealtum var. praealtum (veiny lined aster)

Symphyotrichum prenanthoides (crookedstem aster)

Symphyotrichum puniceum var. puniceum (purple-stem aster)

Symphyotrichum sericeum (silky aster)

Symphyotrichum shortii (Short’s aster)

Symphyotrichum urophyllum (arrow-leaved aster)

Symplocarpus foetidus (skunk cabbage)

Syringa pubescens ssp. patula (Manchurian lilac)

Syringa vulgaris (common lilac)

 

T

 

Taenidia integerrima (yellow pimpernel)

Tanacetum vulgare (common tansy)

Taraxacum erythrospermum (red-seeded dandelion)

Taraxacum officinale ssp. officinale (common dandelion)

Taxodium distichum var. distichum (bald cypress)

Taxus canadensis (Canada yew)

Tephrosia virginiana (goat’s rue)

Teucrium canadense (American germander)

Teucrium canadense var. canadense (American germander)

Teucrium canadense var. occidentale (western germander)

Thalictrum dasycarpum (purple meadow-rue)

Thalictrum dioicum (early meadow-rue)

Thalictrum revolutum (waxy leaf meadow-rue)

Thalictrum thalictroides (rue anemone)

Thalictrum venulosum var. confine (veiny meadow-rue)

Thaspium barbinode (yellow meadow parsnip)

Thaspium trifoliatum (purple meadow parsnip)

Thelypteris palustris var. pubescens (eastern marsh fern)

Thermopsis rhombifolia (prairie thermopsis)

Thlaspi arvense (field pennycress)

Thuidium assimile (Philbert’s fern moss)

Thuidium delicatulum (delicate fern moss)

Thuidium recognitum (hook-leaved fern moss)

Thuidium spp. (fern mosses)

Thuja occidentalis (northern white cedar)

Tiarella cordifolia (heartleaf foamflower)

Tilia americana var. americana (American basswood)

Tilia cordata (littleleaf linden)

Tofieldia pusilla (Scotch false asphodel)

Torilis arvensis (spreading hedge parsley)

Torilis japonica (Japanese hedge parsley)

Torreyochloa pallida (Torrey’s mannagrass)

Torreyochloa pallida var. fernaldii (Fernald’s false manna grass)

Torreyochloa pallida var. pallida (pale false mannagrass)

Toxicodendron radicans ssp. negundo (eastern poison ivy)

Toxicodendron rydbergii (western poison ivy)

Toxicodendron vernix (poison sumac)

Tradescantia bracteata (bracted spiderwort)

Tradescantia occidentalis var. occidentalis (prairie spiderwort)

Tradescantia ohiensis (Ohio spiderwort)

Tragopogon dubius (yellow goat’s beard)

Tragopogon pratensis (meadow salsify)

Triadenum fraseri (Fraser’s marsh St. Johnswort)

Triantha glutinosa (sticky false asphodel)

Trichophorum clintonii (Clinton’s bulrush)

Tridens flavus var. flavus (purpletop tridens)

Trifolium arvense (rabbit’s foot clover)

Trifolium aureum (golden clover)

Trifolium campestre ssp. campestre (field clover)

Trifolium fragiferum (strawberry clover)

Trifolium hybridum (alsike clover)

Trifolium incarnatum ssp. incarnatum (crimson clover)

Trifolium pratense (red clover)

Trifolium repens ssp. repens (white clover)

Triglochin maritima (seaside arrowgrass)

Triglochin palustris (marsh arrow-grass)

Trillium cernuum (nodding trillium)

Trillium flexipes (drooping trillium)

Trillium grandiflorum (large-flowered trillium)

Trillium nivale (snow trillium)

Trillium recurvatum (prairie trillium)

Trillium spp. (trillium)

Triodanis perfoliata ssp. perfoliata (clasping-leaved Venus’ looking-glass)

Triosteum aurantiacum var. aurantiacum (early horse gentian)

Triosteum perfoliatum (late horse gentian)

Triplasis purpurea (purple sand grass)

Trisetum spicatum (spike trisetum)

Triticum aestivum ssp. aestivum (common wheat)

Tsuga canadensis (eastern hemlock)

Turritis glabra (tower mustard)

Typha sp. (cattail)

Typha angustifolia (narrow-leaved cattail)

Typha latifolia (broad-leaved cattail)

Typha × glauca (hybrid cattail)

 

U

 

Ulmus americana (American elm)

Ulmus pumila (Siberian elm)

Ulmus rubra (slippery elm)

Ulmus spp. (elms)

Ulmus thomasii (rock elm)

Ulota crispa (crisped pincushion)

Urtica gracilis ssp. gracilis (American stinging nettle)

Utricularia gibba (humped bladderwort)

Utricularia minor (lesser bladderwort)

Utricularia macrorhiza (common bladderwort)

Utricularia spp. (bladderwort)

Uvularia grandiflora (large-flowered bellwort)

Uvularia sessilifolia (wild oats)

 

V

 

Vaccinium angustifolium (lowbush blueberry)

Vaccinium caespitosum (dwarf bilberry)

Vaccinium macrocarpon (large cranberry)

Vaccinium myrtilloides (velvet-leaf blueberry)

Vaccinium oxycoccos (small cranberry)

Vaccinium uliginosum (bog bilberry)

Valeriana edulis var. ciliata (edible valerian)

Valeriana officinalis (garden heliotrope)

Vallisneria Americana (water celery)

Verbascum blattaria (moth mullein)

Verbascum thapsus ssp. thapsus (common mullein)

Verbena bracteata (bracted vervain)

Verbena hastata (blue vervain)

Verbena simplex (narrow-leaved vervain)

Verbena stricta (hoary vervain)

Verbena urticifolia (white vervain)

Verbesina alternifolia (wingstem)

Vernonia baldwinii ssp. interior (Baldwin’s ironweed)

Vernonia fasciculata (prairie ironweed)

Vernonia fasciculata ssp. corymbosa (western ironweed)

Vernonia fasciculata ssp. fasciculata (prairie ironweed)

Veronica arvensis (corn speedwell)

Veronica bullii (kittentails)

Veronica catenata (water speedwell)

Veronica officinalis var. officinalis (common speedwell)

Veronica peregrina ssp. peregrina (neckweed)

Veronica peregrina ssp. xalapensis (hairy purslane speedwell)

Veronica polita (gray field speedwell)

Veronica serpyllifolia (thyme-leaved speedwell)

Veronica verna (spring speedwell)

Veronicastrum virginicum (Culver’s root)

Viburnum edule (squashberry)

Viburnum lentago (nannyberry)

Viburnum opulus var. americanum (American highbush cranberry)

Viburnum opulus var. opulus (European cranberrybush)

Viburnum rafinesqueanum (downy arrowwood)

Viburnum rafinesqueanum var. affine (downy arrowwood)

Viburnum rafinesqueanum var. rafinesqueanum (downy arrowwood)

Viburnum recognitum (northern arrowwood)

Vicia americana (American vetch)

Vicia americana ssp. americana (American vetch)

Vicia americana ssp. minor (American purple vetch)

Vicia cracca ssp. cracca (cow vetch)

Vicia sativa (common vetch)

Vicia sativa ssp. nigra (common vetch)

Vicia sativa ssp. sativa (common vetch)

Vicia villosa ssp. villosa (hairy vetch)

Viola adunca var. adunca (hookedspur violet)

Viola blanda var. blanda (sweet white violet)

Viola canadensis var. rugulosa (Canadian white violet)

Viola cucullata (marsh blue violet)

Viola labradorica (American dog violet)

Viola lanceolata ssp. lanceolata (lance-leaved violet)

Viola macloskeyi ssp. pallens (small white violet)

Viola nephrophylla (northern bog violet)

Viola nuttallii (Nuttall’s violet)

Viola pedata (birdfoot violet)

Viola pedatifida var. pedatifida (prairie violet)

Viola pubescens var. peckii (Peck’s yellow violet)

Viola eriocarpa (smooth yellow violet)

Viola pubescens (downy yellow violet)

Viola renifolia (kidney-leaved violet)

Viola rostrata (long-spurred violet)

Viola sagittata var. sagittata (arrow-leaved violet)

Viola section Chamaemelanium subsection Nudicaules (violets)

Viola selkirkii (great-spurred violet)

Viola sororia (common blue violet)

Vitis aestivalis var. bicolor (silverleaf grape)

Vitis riparia (wild grape)

 

W

 

Waldsteinia fragarioides (Appalachian barren strawberry)

Wolffia columbiana (Columbia watermeal)

Wolffia spp. (watermeal)

Woodsia alpina (alpine woodsia)

Woodsia glabella (smooth woodsia)

Woodsia ilvensis (rusty woodsia)

Woodsia obtusa ssp. obtusa (blunt-lobed woodsia)

Woodsia oregana ssp. cathcartiana (Oregon woodsia)

Woodsia scopulina ssp. laurentiana (Laurent’s cliff fern)

Woodsia spp. (cliff fern)

 

X

 

Xanthisma spinulosum var. spinulosum (cut-leaf ironplant)

Xanthium strumarium (rough cocklebur)

Xyris montana (northern yellow-eyed grass)

Xyris torta (twisted yelloweyed grass)

 

Y

 
 

 

Z

 

Zantedeschia aethiopica (calla lily)

Zanthoxylum americanum (northern prickly ash)

Zea mays (corn)

Zizania aquatica var. aquatica (Indian wild rice)

Zizania palustris var. interior (northern wild rice)

Zizania palustris var. palustris (northern wild rice)

Zizia aptera (heart-leaved golden alexanders)

Zizia aurea (golden alexanders)

 

 

 

 

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