Spermatophytes (seed plants): Angiosperms (flowering plants): Monocots: Commelinids: Poales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Leersia oryzoides
FAMILY
Poaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Learn more about Leersia from the Vascular Plants of North Carolina.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Leersia oryzoides
FAMILY
Poaceae
SYNONYMOUS WITH Flora of North America north of Mexico, vol. 24 (2007)
Leersia oryzoides
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, 1938)
Homalocenchrus oryzoides
COMMON NAME:
Rice Cutgrass
To see larger pictures, click or hover over the thumbnails.
)
USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_hoor3_001_lvd
)
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 (Hitchcock & Chase, 1950).
)
USDA-NRCS PLANTS Database / USDA Wetland flora: Field office illustrated guide pnd_leor_008_lvd
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JK Marlow jkm210507_0077
May Greenville County SC
Blackwell Heritage Preserve
)
JK Marlow jkm210603_0937
June Greenville County SC
Blackwell Heritage Preserve
)
JK Marlow jkm210706_1868
July Greenville County SC
Blackwell Heritage Preserve
)
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: Pictured Key Nature Series (Pohl, 1954).
)
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: Pictured Key Nature Series (Pohl, 1954).
)
Gill Newberry gn10_leersia
October
Spikelets elliptic, sparsely hispidulous, per Manual of the Grasses of the United States (Hitchcock & Chase, 1950).
)
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 (Hitchcock & Chase, 1950).
)
Gill Newberry gn10_leersia2
October
Axillary panicles partly included in the sheaths, spikelets cleistogamous, per Manual of the Grasses of the United States (Hitchcock & Chase, 1950).
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Leersia oryzoides
FAMILY
Poaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Leersia oryzoides
FAMILY
Poaceae
SYNONYMOUS WITH
Flora of North America north of Mexico, vol. 24
Leersia oryzoides
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, 1938)
Homalocenchrus oryzoides
2041
Grass, Sedge, or Rush
Perennial
Habitat: marshes, riverbanks, pond-shores, and a wide diversity of other wetlands, per Weakley's Flora
Native to the Carolinas & Georgia
Common (uncommon in GA Coastal Plain)
CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.
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!
If a search such as "Carex leptalea var. leptalea" doesn't deliver the results you want, try "Carex leptalea".
Or, to minimize chances of a misspelling, try just "Carex le".
Less is more: If "pencil flower" doesn't deliver the results you want, try "pencil".