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Floristic Inventory of the Florida Keys Database Online

Fimbristylis cymosa R. Br.
Hurricane sedge, Hurricanegrass

Fimbristylis cymosa
Copyright by: Forest & Kim Starr

Family: Cyperaceae

Group: Monocot

Substrate: Terrestrial

Habit: Herb

Perennation: Perennial

Native Range: West Indies, Mexico, Central America, South America and the Old World; probably introduced in Florida (see note below).

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: While treated by some as native to Florida, Robert Kral (1971) states that this was first collected in the United States in southern Florida in the 1930s. It has quickly spread throughout much of peninsular Florida, especially in alkaline situations along the coasts.



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: Not reported for the Florida Keys by John Kunkel Small in 1913. Widely naturalized and invasive throughout the Florida Keys.

Other data on Fimbristylis cymosa available from :


Fimbristylis cymosa has been reported from the following 27 conservation areas in the FLORIDA KEYS :
Occurrence Native Status
Bahia Honda State Park Present Not Native, Naturalized
Big Torch Hammocks, Florida Keys Wildlife and Environmental Area Present Not Native, Naturalized
Biscayne National Park, Florida Keys Section Present Not Native, Naturalized
Blue Heron Hammock, Florida Keys Wildlife and Environmental Area Present Not Native, Naturalized
Crocodile Lake National Wildlife Refuge Present Not Native, Naturalized
Curry Hammock State Park Present Not Native, Naturalized
Dagny Johnson Key Largo Hammocks Botanical State Park Present Not Native, Naturalized
Dove Creek Hammocks, Florida Keys Wildlife and Environmental Area Present Not Native, Naturalized
Dry Tortugas National Park Present Not Native, Naturalized
Great White Heron National Wildlife Refuge Present Not Native, Naturalized
John Pennekamp Coral Reef State Park Present Not Native, Naturalized
Key West National Wildlife Refuge Present Not Native, Naturalized
Lake San Pedro Hammocks, Florida Keys Wildlife and Environmental Area Present Not Native, Naturalized
Lignumvitae Key Botanical State Park Present Not Native, Naturalized
Lignumvitae Key Botanical State Park, Klopp Tract Present Not Native, Naturalized
Little Hamaca Park Present Not Native, Naturalized
Little Torch Hammocks, Florida Keys Wildlife and Environmental Area Present Not Native, Naturalized
Long Key State Park Present Not Native, Naturalized
Middle Torch Hammocks Parcel 3063, Florida Keys Wildlife and Environmental Area Present Not Native, Naturalized
National Key Deer Refuge Present Not Native, Naturalized
Ramrod Hammocks, Florida Keys Wildlife and Environmental Area Present Not Native, Naturalized
Snake Creek Hammocks, Florida Keys Wildlife and Environmental Area Present Not Native, Naturalized
Spoonbill Sound Hammocks, Florida Keys Wildlife and Environmental Area Present Not Native, Naturalized
Sugarloaf Hammocks, Florida Keys Wildlife and Environmental Area Present Not Native, Naturalized
Torchwood Hammock Preserve Present Not Native, Naturalized
Wahoo Hammocks, Florida Keys Wildlife and Environmental Area Present Not Native, Naturalized
Windley Key Fossil Reef Geological State Park Present Not Native, Naturalized




Fimbristylis cymosa has been reported for the following 9 habitats in THE FLORIDA KEYS :
Beach Dune
Coastal Berm
Coastal Interdunal Swale
Coastal Rock Barren
Disturbed Upland
Disturbed Wetland
Pine Rockland
Tidal Marsh
Tidal Swamp


All Images:

Fimbristylis cymosa
Copyright by: Forest & Kim Starr

Fimbristylis cymosa
Copyright by: Forest & Kim Starr

Fimbristylis cymosa
Copyright by: Forest & Kim Starr