Native & Naturalized Plants of the Carolinas & Georgia


522

Grass, Sedge, or Rush
Perennial

Native to the Carolinas & Georgia
Documented growing wild in GA NC SC

Common (rare in Mountains)

Look for it in open woodlands and forests, woodland borders, per Weakley's Flora

map
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full sun partial shade ...Moist ...Variable

LEAVES:
Simple
Mostly alternate, 2-ranked

FLOWER:
Summer/Fall
Panicle usually tawny

FRUIT:
Summer/Fall
Grain reddish
Grain

 

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



Spermatophytes (seed plants): Angiosperms (flowering plants): Monocots: Commelinids: Poales

WEAKLEY'S FLORA (5/21/15):
Erianthus contortus   FAMILY Poaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Saccharum brevibarbe var. contortum   FAMILY Poaceae

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (1968) 029-85-002:
Erianthus contortus   FAMILY Poaceae

SYNONYMOUS WITH Erianthus brevibarbis var. contortus

SYNONYMOUS WITH Saccharum contortum

 

COMMON NAME:
Bent-awn Plumegrass


Click or hover over the thumbnails to see larger pictures.

image of Erianthus contortus

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_erco2_001_lvd

        

image of Erianthus contortus

USDA-NRCS PLANTS Database / Hitchcock, A.S. (rev. A. Chase). 1950    pnd_erco2_002_lhd

        

image of Erianthus contortus

JK Marlow    jkm160629_097

June    McCormick County    SC

image of Erianthus contortus

JK Marlow    jkm160629_114

June    McCormick County    SC

image of Erianthus contortus

Bruce A. Sorrie    bas_e_brevibarbis_conto2b

October    Moore County    NC

image of Erianthus contortus

Bruce A. Sorrie    bas_e_brevibarbis_contor2

October    Moore County    NC

image of Erianthus contortus

JK Marlow    jkm071027_001

October    Greenwood County    SC

Roadside

Nodes glabrous or pubescent with erect deciduous hairs, per Manual of the Grasses of the United States.

image of Erianthus contortus

JK Marlow    jkm141001_013

October    Greenville County    SC

Culms 1-2m tall, per Manual of the Grasses of the United States.

image of Erianthus contortus

JK Marlow    jkm141001_015

October    Greenville County    SC

image of Erianthus contortus

JK Marlow    jkm141001_016

October    Greenville County    SC

Sheaths sparsely pilose at summit or glabrous, per Manual of the Grasses of the United States.

image of Erianthus contortus

JK Marlow    jkm081101_017

November    Greenwood County    SC

Roadside

Blades 1-1.5cm wide, scabrous, per Manual of the Grasses of the United States.

image of Erianthus contortus

JK Marlow    jkm151113_744

November    McCormick County    SC

Sumter National Forest: Edgefield Ranger District

image of Erianthus contortus

JK Marlow    jkm151113_744b

November    McCormick County    SC

Sumter National Forest: Edgefield Ranger District

Callus hairs dense, from about half to nearly as long as the spikelet, per Weakley's Flora.


click here to see other plants that look similar to this COMPARE fruit of Plumegrass species

image of Erianthus contortus

JK Marlow    jkm151113_755

November    McCormick County    SC

Sumter National Forest: Edgefield Ranger District

Awn spirally twisted, flattened basally, per Vascular Flora of the Carolinas.