Help us maintain this website and keep it free and open for our community of scientists, students, and conservation managers, who depend on it to obtain the most up to date information. Help us save species and restore native ecosystems!

Please scroll to the bottom for more images.
Floristic Inventory of the Florida Keys Database Online

Cyperus surinamensis Rottb.
Tropical flatsedge

Cyperus surinamensis
Copyright by: Shirley Denton

Family: Cyperaceae

Group: Monocot

Substrate: Terrestrial

Habit: Herb

Perennation: Perennial

Native Range: Southeastern United States, the West Indies, Mexico, Central America and South America.


Map of select IRC data for peninsular Florida

SOUTH FLORIDA Occurrence: Present

SOUTH FLORIDA Native Status: Native

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: Doubtfully Native

Map of select IRC data for the Florida Keys

Florida Keys History and Distribution: Not reported for the Florida Keys by John Kunkel Small in 1913. First collected in 1998 by H. Liu (102, FTG) in the National Key Deer Refuge on Big Pine Key. Established and spreading as a weed.

Other data on Cyperus surinamensis available from :

Cyperus surinamensis has been reported from the following 2 conservation areas in the FLORIDA KEYS :
Occurrence Native Status
Long Key State Park Present Doubtfully Native
National Key Deer Refuge Present Doubtfully Native

Cyperus surinamensis has been reported for the following 2 habitats in THE FLORIDA KEYS :
Disturbed Upland
Disturbed Wetland

All Images:

Cyperus surinamensis
Copyright by: Shirley Denton