Native & Naturalized Plants of the Carolinas & Georgia


2041

Grass, Sedge, or Rush
Perennial

Native to the Carolinas & Georgia

Documented growing wild in GA NC SC

Common

Look for it in marshes, riverbanks, pond-shores, per Weakley's Flora

map
To see a detailed map, click here

 

full sun Aquatic ...Wet

IS THE PLANT "ARMED"?
Leaf margins and sheaths armed with minute spines which can scratch severely

LEAVES:
Simple
Alternate, 2-ranked

FLOWER:
Summer/Fall
3 stamens

Inflorescence a panicle

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 (11/30/12):
Leersia oryzoides   FAMILY Poaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Leersia oryzoides   FAMILY Poaceae

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 029-62-004:
Leersia oryzoides   FAMILY Poaceae

SYNONYMOUS WITH Manual of the Grasses of the US (Hitchcock & Chase, 1950)
Leersia oryzoides

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933)
Homalocenchrus oryzoides

 

COMMON NAME:
Rice Cutgrass


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

image of Leersia oryzoides, Rice Cutgrass

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_hoor3_001_lvd

        

image of Leersia oryzoides, Rice Cutgrass

USDA-NRCS PLANTS Database / Hitchcock, A.S. (rev. A. Chase). 1950    pnd_leor_002_lvd

        

Culms slender, weak, often decumbent at base, per Manual of the Grasses of the United States.

image of Leersia oryzoides, Rice Cutgrass

USDA-NRCS PLANTS Database / USDA Wetland flora: Field office illustrated guide    pnd_leor_008_lvd

        

image of Leersia oryzoides, Rice Cutgrass

JK Marlow    jkm210507_0077

May    Greenville County    SC

Blackwell Heritage Preserve

image of Leersia oryzoides, Rice Cutgrass

JK Marlow    jkm210603_0937

June    Greenville County    SC

Blackwell Heritage Preserve

image of Leersia oryzoides, Rice Cutgrass

JK Marlow    jkm210706_1868

July    Greenville County    SC

Blackwell Heritage Preserve

image of Leersia oryzoides, Rice Cutgrass

JK Marlow    jkm210709_1997

July    Greenville County    SC

Blackwell Heritage Preserve

Leaf margins & sheaths armed with minute spines which can scratch severely, per How to Know the Grasses by R.W. Pohl.

image of Leersia oryzoides, Rice Cutgrass

JK Marlow    jkm210709_1998

July    Greenville County    SC

Blackwell Heritage Preserve

The plants are very rough to the touch, per How to Know the Grasses by R.W. Pohl.

image of Leersia oryzoides, Rice Cutgrass

Gill Newberry    gn10_leersia

October        

Spikelets elliptic, sparsely hispidulous, per Manual of the Grasses of the United States.

image of Leersia oryzoides, Rice Cutgrass

Gill Newberry    gn10_leersia_habitat

October        

Sheaths and blades strongly retrorsely scabrous, blades mostly 8-10mm wide, per Manual of the Grasses of the United States.

image of Leersia oryzoides, Rice Cutgrass

Gill Newberry    gn10_leersia2

October        

Axillary panicles partly included in the sheaths, spikelets cleistogamous, per Manual of the Grasses of the United States.