NameThatPlant.net: Cyperus entrerianus

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

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Cyperus entrerianus FAMILY Cyperaceae Go to FSUS key

Dig deeper at SERNEC, a consortium of southeastern herbaria.

Check out EDDMapS.org to see where this has been reported.

This umbrella sedge was first reported in the United States in 1990, when it was described as a potential invasive weed. Subsequently, its dispersal and invasion of natural plant communities in the southeastern US has been documented. Read more in Carter, Baker, & Morris, 2009.

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Cyperus entrerianus FAMILY Cyperaceae

COMMON NAME:
Deep-rooted Sedge, Woodrush Flatsedge

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/14/23):
Cyperus entrerianus FAMILY Cyperaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Cyperus entrerianus FAMILY Cyperaceae

421

Grass, Sedge, or Rush
Perennial

Habitat: Bottomland hardwood forests, coastal grasslands, marshes, vacant lots, disturbed areas, per Weakley's Flora

Non-native: temperate South America

Common in GA Coastal Plain (rare elsewhere in GA-NC-SC)

CLICK HERE to see a map, notes, and images from Weakley's Flora of the Southeastern US.

LEAVES:
Simple - lowermost reduced & scalelike, grading to 5dm long
Basal

RHIZOMES? STOLONS?
Rhizomes short, stout (plants in clumps)

FLOWER:
Summer/Fall
1 stamen
Superior ovary
Bisexual

Inflorescence is terminal

FRUIT:
Summer/Fall
Brown
Nutlet

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".