mountain maple

(Acer spicatum)

               
Conservation Status

IUCN Red List

not yet assessed

mountain maple

NatureServe

N5 - Secure

SNR - Unranked

Minnesota

not listed

Wetland
Indicator
Status

Great Plains

FACU - Facultative upland

Midwest

FACU - Facultative upland

Northcentral & Northeast

FACU - Facultative upland

Nativity

Native

 
Occurrence

 

 
Habitat

Upland hardwood and coniferous forests, swamp forests.

Flowering

Late mid-May to early July

     
Flower Color

Yellowish-green

     
Height

10 to 20

     

Identification

This is usually a tall shrub, sometimes a small tree.

The terminal lobe of the leaf is less than half the length of the entire blade, and is tapered along the sides all the way to the crotch.

The inflorescence is an erect, 1½ to 3 long spike.

 
Similar
Species

Red maple (Acer rubrum var. rubrum) is a medium to large tree. The terminal lobe of the leaf is about half the length of the entire blade. It is acutely angled at the tip but squarish below. The inflorescence is a short, dense cluster of flowers from lateral buds on the branches.

 
Pests and Diseases

Ocellate gall midge (Acericecis ocellaris)

Purple Bordered Leaf Spot (Phyllosticta minima)

Speckled Tar Spot (Rhytisma punctatum) forms many medium-sized spots on maple leaves which, on close examination, are clusters of numerous very small spots.


Distribution Distribution Map   Sources: 2, 3, 4, 5, 7, 8, 28.

Record

There is currently (10-11-2017) no champion mountain maple in Minnesota.

 
Comments

 


Taxonomy

Family:

Sapindaceae (soapberry)

 

Subfamily:

Hippocastanoideae

 

Genus:

Acer

 

Section:

Parviflora

 

Series:

Caudata

 
Synonyms

 

 
Common
Names

moose maple

mountain maple


 

 

 

 

 

 

 

 

 

       

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Inflorescence

  mountain maple    
       

Leaves

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Leaf

  mountain maple   mountain maple
       

Twig

  mountain maple    
       
       

 

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Other Videos

 
  Trees with Don Leopold - mountain maple
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About

Published on Jun 27, 2012

No description available.

 
     

 

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