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Floristic Inventory of the Florida Keys Database Online

Crotalaria retusa L.
Rattleweed

Crotalaria retusa
Copyright by: Kristen Finch
Naturalized at Juno Dunes Natural Area, FL, 2013

Family: Fabaceae

Group: Dicot

Substrate: Terrestrial

Habit: Herb

Perennation: Annual

Native Range: Asia; naturalized elsewhere.

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: For more images, click on the Atlas of Florida Vascular Plants link below.

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, but reported for pinelands and disturbed areas in southern peninsular Florida and the Florida Keys by Small in 1933. Sparingly naturalized.

Other data on Crotalaria retusa available from :


Crotalaria retusa has been reported from the following conservation area in the FLORIDA KEYS :
Occurrence Native Status
Dry Tortugas National Park Present Not Native, Naturalized




Crotalaria retusa has been reported for the following habitat in THE FLORIDA KEYS :
Disturbed Upland


All Images:

Crotalaria retusa
Copyright by: Kristen Finch
Naturalized at Juno Dunes Natural Area, FL, 2013

Crotalaria retusa
Copyright by: Kristen Finch
Naturalized at Juno Dunes Natural Area, FL, 2013

Crotalaria retusa
Copyright by: Kristen Finch
Naturalized at Juno Dunes Natural Area, FL, 2013