hoary alyssum

(Berteroa incana)

               
Conservation Status

IUCN Red List

not yet assessed

hoary alyssum

NatureServe

NNA - Not applicable

SNA - Not applicable

Minnesota

not listed

Weed Status

RS – State restricted weed seed

Prohibited noxious weed in Becker, Beltrami, Cass, Douglas, Hubbard, Manomen, Norman, Ottertail, Todd, Wadena, and Wilkin counties.

Nativity

Native to Asia and Europe. Introduced and naturalized in North America.

Occurrence

 

Habitat

Disturbed sites.

Flowering

May to September

     
Flower Color

White

     
Height

10 to 28

     

Identification

The four petals are deeply divided, and look like eight petals arranged in four pairs.

The fruits are oblong and fat.

 
Similar
Species

Giant chickweed (Myosoton aquaticum), chickweeds (Stellaria ssp.), and mouse-ear chickweeds (Cerastium ssp.) have five petals, not four.

Spring Whitlow grass (Draba verna) is a very short plant, reaching only 3" at maturity. The leaves are all basal, the stems are leafless.


Distribution Distribution Map   Sources: 2, 3, 4, 5, 7, 22, 28.

Comments

 


Taxonomy

Family:

Brassicaceae (mustard)

 

Tribe:

Alysseae

 
Synonyms

Alyssum incanum

 
Common
Names

hoary alison

hoary false alyssum

hoary alyssum

hoary false madwort

hoary-alyssum


 

 

 

 

 

 

 

 

 

 

       

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Flowering Stem

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Inflorescence

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  hoary alyssum   hoary alyssum
       

Flowers

  hoary alyssum    
       

Infructescence

  hoary alyssum    
       
       

 

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  Hoary Alyssum (Berteroa Incana) - 2012-09-13
W3stlander
 
   
 
About

Published on Sep 16, 2012

Berteroa incana (Hoary Alyssum) is a plant in the mustard family, Brassicaceae.

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Grijskruid (Berteroa incana) is een plant uit de kruisbloemenfamilie (Cruciferae of Brassicaceae).

52.03226 4.32790 grijskruid

 
     

 

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