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Floristic Inventory of the Florida Keys Database Online

Cyperus esculentus L.
Yellow nut-grass, Chufa flatsedge

Cyperus esculentus
Copyright by: Shirley Denton

Family: Cyperaceae

Group: Monocot

Substrate: Terrestrial

Habit: Herb

Perennation: Perennial

Native Range: Asia and Africa; naturalized elsewhere.

Map of select IRC data for peninsular Florida

SOUTH FLORIDA Occurrence: Present

SOUTH FLORIDA Native Status: Not Native, Naturalized

SOUTH FLORIDA Cultivated Status: Not Cultivated

Comments: For more images, click on the Atlas of Vascular Plants link below.

FLORIDA KEYS Occurrence: Present

FLORIDA KEYS Native Status: Not Native, Naturalized

Map of select IRC data for the Florida Keys

Florida Keys History and Distribution: Reported in 1913 by John Kunkel Small for disturbed sites on the island of Key West.  Sparingly naturalized.

Other data on Cyperus esculentus available from :


Cyperus esculentus has been reported from the following 5 conservation areas in the FLORIDA KEYS :
Occurrence Native Status
Bahia Honda State Park Present Not Native, Naturalized
Biscayne National Park, Florida Keys Section Present Not Native, Naturalized
Dagny Johnson Key Largo Hammocks Botanical State Park Present Not Native, Naturalized
John Pennekamp Coral Reef State Park Present Not Native, Naturalized
Long Key State Park Present Not Native, Naturalized




Cyperus esculentus has been reported for the following habitat in THE FLORIDA KEYS :
Disturbed Upland


All Images:

Cyperus esculentus
Copyright by: Shirley Denton

Cyperus esculentus
Copyright by: Grasses, Sedges and Rushes of Palm Beach
and Martin Counties, Florida website.