Please scroll to the bottom for more images.
Cyperus distinctus Steud.
Swamp flatsedge

Family: Cyperaceae

Group: Monocot

Substrate: Terrestrial

Habit: Herb

Perennation: Perennial

Native Range: Southeastern United States and the West Indies (Bahamas).

Map of select IRC data for peninsular Florida

IRC SOUTH FLORIDA Status: Rare

SOUTH FLORIDA Occurrence: Present

SOUTH FLORIDA Native Status: Native

SOUTH FLORIDA Cultivated Status: Not Cultivated

Comments: For images, visit Grasses of Palm Beach and Martin Counties.

Other data on Cyperus distinctus available from :

Cyperus distinctus has been found in the following 20 conservation areas :
Occurrence Native Status
Arch Creek Park Doubtfully Present
Big Cypress National Preserve Present Native
Bill Sadowski Park Present Native
Corkscrew Regional Ecosystem Watershed (CREW) Present Native
Deering Estate at Cutler Present Native
Dupuis Reserve Present Native
Everglades and Francis S. Taylor Wildlife Management Area Present Native
Everglades National Park Present Native
Fakahatchee Strand Preserve State Park Present Native
Fred C. Babcock-Cecil M. Webb Wildlife Management Area Present Native
Frenchman's Forest Natural Area Present Native
Hillsboro Pineland Natural Area Possibly Extirpated Possibly Extirpated
Hugh Taylor Birch State Park Possibly Extirpated Possibly Extirpated
J.W. Corbett Wildlife Management Area Present Native
Juno Dunes Natural Area Present Native
Nicodemus Slough Present Native
Prairie Pines Preserve Present Native
Scrub Oak Park Present Native
Seabranch Preserve State Park Present Native
Six Mile Cypress Slough Preserve Present Native

Cyperus distinctus has been found in the following 9 counties :
Occurrence Native Status
Broward County Native
Charlotte County Native
Collier County Native
Glades County Native
Lee County Native
Martin County Native
Miami-Dade County Native
Monroe County (Mainland) Native
Palm Beach County Native

Cyperus distinctus has been found in the following 3 habitats :
Disturbed Wetland
Floodplain Marsh
Strand Swamp