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Floristic Inventory of the Florida Keys Database Online

Cenchrus tribuloides L.
Sanddune sandbur

Cenchrus tribuloides
Copyright by: Shirley Denton

Family: Poaceae

Group: Monocot

Substrate: Terrestrial

Habit: Herb

Perennation: Annual

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

IRC SOUTH FLORIDA Status: Imperiled

Map of select IRC data for peninsular Florida

SOUTH FLORIDA Occurrence: Present

SOUTH FLORIDA Native Status: Native

SOUTH FLORIDA Cultivated Status: Not Cultivated

FLORIDA KEYS Occurrence: Present

FLORIDA KEYS Native Status: Native

IRC FLORIDA KEYS Status: Critically Imperiled

Map of select IRC data for the Florida Keys

Florida Keys History and Distribution: Reported in 1907 by C.F. Millspaugh for the lower sandy Keys. Not reported for the Florida Keys by John Kunkel Small in 1913. We consider this native from the middle Keys to the lower sandy Keys.

Other data on Cenchrus tribuloides available from :

Atlas of Florida Vascular Plants

Cenchrus tribuloides has been reported from the following 4 conservation areas in the FLORIDA KEYS :
Occurrence Native Status
Curry Hammock State Park Present Native
Dry Tortugas National Park Present Native
Great White Heron National Wildlife Refuge Present Native
Key West National Wildlife Refuge Present Native




Cenchrus tribuloides has been reported for the following 2 habitats in THE FLORIDA KEYS :
Beach Dune
Disturbed Upland


All Images:

Cenchrus tribuloides
Copyright by: Shirley Denton