Spermatophytes (seed plants): Angiosperms (flowering plants): Monocots: Commelinids: Poales
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (10/20/20):
Cyperus erythrorhizos
FAMILY
Cyperaceae
Go to FSUS key
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about Redroot Flatsedge at Vascular Plants of North Carolina.
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Cyperus erythrorhizos
FAMILY
Cyperaceae
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 030-01-016:
Cyperus erythrorhizos
FAMILY
Cyperaceae
INCLUDING
Manual of the Southeastern Flora (Small, 1933, 1938)
Cyperus erythrorhizos
INCLUDING
Manual of the Southeastern Flora (Small, 1933, 1938)
Cyperus halei
COMMON NAME:
Redroot Flatsedge
To see larger pictures, click or hover over the thumbnails.
)
USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_cyer2_001_lvd
)
USDA-NRCS PLANTS Database / USDA Wetland flora: Field office illustrated guide pnd_cyer2_005_lvd
)
USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_cyha8_001_lvd
)
Gill Newberry gn09_c_erythrorhizos
September
Spikes numerous, congested, cylindrical. Central sessile, lateral rays unequal, per Vascular Flora of the Carolinas.
WEAKLEY'S FLORA OF THE SOUTHEASTERN US (10/20/20):
Cyperus erythrorhizos
FAMILY
Cyperaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Cyperus erythrorhizos
FAMILY
Cyperaceae
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 030-01-016:
Cyperus erythrorhizos
FAMILY
Cyperaceae
INCLUDING
Manual of the Southeastern Flora (Small, 1933, 1938)
Cyperus erythrorhizos
INCLUDING
Manual of the Southeastern Flora (Small, 1933, 1938)
Cyperus halei
2259
Grass, Sedge, or Rush
Annual
Native to the Carolinas & Georgia
Uncommon (common in NC-SC Coastal Plain, rare in Mountains)
Habitat: marshes, ditches, shores, mud flats, per Weakley's Flora
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
FLOWER:
Summer/Fall
Bisexual
Superior ovary
FRUIT:
Summer/Fall
Cream
Nutlet
TO LEARN MORE about this plant, look it up in a good book!