Spermatophytes (seed plants): Angiosperms (flowering plants): Monocots: Commelinids: Poales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (10/20/20):
Cyperus strigosus
FAMILY
Cyperaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about False Nutsedge at Vascular Plants of North Carolina.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Cyperus strigosus
FAMILY
Cyperaceae
SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 030-01-029:
Cyperus strigosus FAMILY Cyperaceae
INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)
Cyperus praelongatus
INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)
Cyperus stenolepis
INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)
Cyperus strigosus
COMMON NAME:
False Nutsedge, Straw Flatsedge, Straw-colored Flatsedge
To see larger pictures, click or hover over the thumbnails.
)
USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_cyst_001_lvd
)
USDA-NRCS PLANTS Database / USDA Wetland flora: Field office illustrated guide pnd_cyst_007_lvd
)
JK Marlow jkm190604_8938
June Greenville County SC
Tall Pines Wildlife Management Area
)
JK Marlow jkm190604_8940
June Greenville County SC
Tall Pines Wildlife Management Area
)
Gill Newberry gn08_c_strigosus_plants
August
Leaves predominantly basal, not 3-ranked, per Weakley's Flora.
)
Gill Newberry gn08_c_strigosus_spikes
August
Spikelets pinnate, linear, usually many-flowered, 5-25mm long, 1.5mm broad, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
)
Gill Newberry gn08_carex_strigosus_inf
August
Spikes 5-10 or more, congested or open, narrowly to broadly cylindric, per Vascular Flora of the Carolinas (Radford, Ahles, & Bell, 1968).
)
JK Marlow jkm190802_0497
August Greenville County SC
Tall Pines Wildlife Management Area
Leafy bracts subtend the inflorescence, per Weakley's Flora.
)
JK Marlow jkm190802_0499
August Greenville County SC
Tall Pines Wildlife Management Area
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (10/20/20):
Cyperus strigosus
FAMILY
Cyperaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Cyperus strigosus
FAMILY
Cyperaceae
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 030-01-029:
Cyperus strigosus
FAMILY
Cyperaceae
INCLUDING
Manual of the Southeastern Flora (Small, 1933, 1938)
Cyperus praelongatus
INCLUDING
Manual of the Southeastern Flora (Small, 1933, 1938)
Cyperus stenolepis
INCLUDING
Manual of the Southeastern Flora (Small, 1933, 1938)
Cyperus strigosus
425
Grass, Sedge, or Rush
Perennial
Habitat: marshes, ditches, wet flatwoods, wet disturbed areas, per Weakley's Flora
Native to the Carolinas & Georgia
Click here to see a map, notes, and images from Weakley's Flora of the Southeastern US.
Click here to see a map showing all occurrences known to SERNEC, a consortium of southeastern herbaria. (Zoom in to see more detail.)
LEAVES:
Simple
Mostly basal
RHIZOMES? STOLONS?
Rhizomes short, stout
FLOWER:
Summer/Fall
Bisexual
Superior ovary
Spikes in congested umbellate clusters
FRUIT:
Summer/Fall
Reddish
Nutlet
TO LEARN MORE about this plant, look it up in a good book!
- Field Guide to the Grasses, Sedges & Rushes of the US (Knobel, 1899) (Faust, 1977) p54
- Wildflowers of Tennessee (Carman, 2005) p345
- Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005) p398
- Weeds of Southern Turfgrasses (Murphy et al., 1992) p021