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Floristic Inventory of the Florida Keys Database Online

Scleria lithosperma (L.) Sw.
Florida Keys nutrush

Scleria lithosperma
Copyright by: George D. Gann
in habitat, Dominican Republic, 2011

Family: Cyperaceae

Group: Monocot

Substrate: Terrestrial

Habit: Herb

Perennation: Perennial

Native Range: South Florida, the West Indies, Mexico, Central America, South America and the Old World.

State of Florida Status: Endangered

IRC SOUTH FLORIDA Status: Rare

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 an image of an herbarium specimen, visit Fairchild Tropical Botanical Garden's Virtual Herbarium.

FLORIDA KEYS Occurrence: Present

FLORIDA KEYS Native Status: Native

IRC FLORIDA KEYS Status: Imperiled

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, but reported for low pinelands and hammocks in the Everglades Keys and Florida Keys by Small in 1933. First collected in the lower sandy Keys in 1996 by George D. Gann and Keith A. Bradley (468, FTG). We consider this native and extant in the upper Keys, lower Keys and lower sandy Keys.

Other data on Scleria lithosperma available from :


Scleria lithosperma has been reported from the following 5 conservation areas in the FLORIDA KEYS :
Occurrence Native Status
Crocodile Lake National Wildlife Refuge Present Native
Dagny Johnson Key Largo Hammocks Botanical State Park Present Native
John Pennekamp Coral Reef State Park Present Native
Key West National Wildlife Refuge Present Native
National Key Deer Refuge Present Native




Scleria lithosperma has been reported for the following 2 habitats in THE FLORIDA KEYS :
Coastal Berm
Rockland Hammock


All Images:

Scleria lithosperma
Copyright by: George D. Gann
in habitat, Dominican Republic, 2011