OF THE CAROLINAS & GEORGIA

Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Rosids: Fabids: Fagales

WEAKLEY'S FLORA (6/30/18):
Alnus crispa   FAMILY Betulaceae   NEW! Click to go to FSUS key


SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Alnus viridis ssp. crispa   FAMILY Betulaceae

SYNONYMOUS WITH Manual of Vascular Plants of NE US & Adjacent Canada (Gleason & Cronquist,1991)
Alnus viridis var. crispa

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 054-01-001:
Alnus crispa   FAMILY Betulaceae

INCLUDED WITHIN Manual of the Southeastern Flora (Small, 1933, 1938)
Alnus alnobetula

 

COMMON NAME:
Green Alder, Mountain Alder


         To see larger pictures, click or hover over the thumbnails.

image of Alnus crispa, Green Alder, Mountain Alder

L.L. (Chick) Gaddy    llg_greenalder

May?    Carter County    TN

Green Alder reaches the southern limits of its range on Round Bald, per Alpine South: Plants and Plant Communities of the High Elevations of the Southern Appalachians.

image of Alnus crispa, Green Alder, Mountain Alder

JK Marlow    jkm0407v_14

July    Mitchell County    NC

The Roan Highlands

Pistillate catkins ellipsoid, 0.7-1.8cm wlong, 0.6-1.2cm wide, per Vascular Flora of the Carolinas.

image of Alnus crispa, Green Alder, Mountain Alder

JK Marlow    jkm070721_032

July    Mitchell County    NC-TN

The Roan Highlands

Male catkin buds sessile, not pendent, per Woody Plants of the Southeastern US: A Winter Guide.

image of Alnus crispa, Green Alder, Mountain Alder

JK Marlow    jkm070721_036

July    Mitchell County    NC-TN

The Roan Highlands

image of Alnus crispa, Green Alder, Mountain Alder

JK Marlow    jkm070721_037

July    Mitchell County    NC-TN

The Roan Highlands

Fruit conelike, woody, and persistent, per Woody Plants of the Southeastern US: A Winter Guide.

image of Alnus crispa, Green Alder, Mountain Alder

Ron Lance    rwl57_a

September        

Leaves sharply double-toothed, prominently veined, base rounded, per Woody Plants of the Blue Ridge.

 

WEAKLEY'S FLORA (6/30/18):
Alnus crispa   FAMILY Betulaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Alnus viridis ssp. crispa   FAMILY Betulaceae

SYNONYMOUS WITH Manual of Vascular Plants of NE US & Adjacent Canada (Gleason & Cronquist,1991)
Alnus viridis var. crispa

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 054-01-001:
Alnus crispa   FAMILY Betulaceae

INCLUDED WITHIN Manual of the Southeastern Flora (Small, 1933, 1938)
Alnus alnobetula

 

Find by SCIENTIFIC NAME:

57

Shrub; Tree
Perennial
Monoecious

Native to North Carolina

Habitat: Grassy balds, shrub balds, spruce-fir forests, and rock outcrops at high elevations (1600-1900m) in the Roan Mountain Massif, Mitchell and Avery counties, NC and Carter County, TN, per Weakley's Flora

map
NEW! Click here to see a map from Weakley's Flora of the Southeastern US showing range and abundance.

Click here to see a map showing all occurrences known to SERNEC, a consortium of southeastern herbaria. (Zoom in to see more detail.)

LEAVES:
Deciduous
Simple
Alternate

FLOWER:
Spring/Summer
Unisexual
Staminate calyx 4-parted, pistillate calyx absent
Petals absent in pistillate flowers
4 stamens in staminate flowers
Inferior ovary

Flowers in catkins (staminate catkins elongate)

FRUIT:
Summer
Samara

 

TO LEARN MORE about this plant, look it up in a good book!



 


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