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Tripsacum floridanum Porter ex Vasey
Florida gamagrass, Dwarf Fakahatchee grass

Tripsacum floridanum
Copyright by: Eric Fleites

Family: Poaceae

Group: Monocot

Substrate: Terrestrial

Habit: Herb

Perennation: Perennial

Native Range: South Florida and the Greater Antilles (Cuba, Hispaniola).

Map of select IRC data for peninsular Florida

NatureServe Global Status: Imperiled

State of Florida Status: Threatened

Florida Natural Areas Inventory State Status: Imperiled

IRC SOUTH FLORIDA Status: Imperiled

SOUTH FLORIDA Occurrence: Present

SOUTH FLORIDA Native Status: Native

South Florida History and Distribution: This is rare in South Florida, where it is known primarily from the Miami Rock Ridge and the Florida Keys. Using modern NatureServe criteria, we re-ranked this as Imperiled in South Florida in July 2018.

SOUTH FLORIDA Cultivated Status: Cultivated

Comments: Visit our Natives For Your Neighborhood website for more information and images.

Other data on Tripsacum floridanum available from :

Tripsacum floridanum has been found in the following 34 conservation areas :
Occurrence Native Status
A.D. Doug Barnes Park Present Native
Big Cypress National Preserve Present Native
Bill Sadowski Park Present Native
Black Creek Forest Present Native
Camp Owaissa Bauer Present Native
Camp Owaissa Bauer Addition Present Native
Deering Estate at Cutler Present Native
Eachus Pineland Present Native
Everglades National Park Present Native
Florida City Pineland Present Native
Fuchs Hammock Preserve Present Native
Goulds Pineland Present Native
Hillsboro Pineland Natural Area Recorded as Present in Error
Ingram Pineland Present Native
Jonathan Dickinson State Park Present Native
Larry and Penny Thompson Park Present Native
National Key Deer Refuge Present Native
Navy Wells Pineland Preserve Present Native
Ned Glenn Nature Preserve Present Native
Nixon Smiley Pineland Preserve Present Native
Oleta River State Park Present Not Native, Cultivated Only
Palm Drive Pineland Present Native
Pine Ridge Sanctuary Present Native
Pine Shore Preserve Present Native
Quail Roost Pineland Present
Rock Pit 39 Present Native
Rookery Bay National Estuarine Research Reserve Reported
Seminole Wayside Park Present Native
Six Mile Cypress Slough Preserve Present Not Native, Cultivated Only
SOCSOUTH Present Native, Cultivated Only
Sunny Palms Pineland Present Native
Tropical Park Present Native
West Biscayne Pineland Present Native
Zoo Miami Present Native

Tripsacum floridanum has been found in the following 4 counties :
Occurrence Native Status
Collier County Native
Martin County Native
Miami-Dade County Native
Monroe County (Keys) Native

Tripsacum floridanum has been found in the following 2 habitats :
Marl Prairie
Pine Rockland

All Images:

Tripsacum floridanum
Copyright by: Eric Fleites
Tripsacum floridanum
Copyright by: Keith A. Bradley