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Floristic Inventory of the Florida Keys Database Online

Tridax procumbens L.
Brittleweed, Coatbuttons

Tridax procumbens
Copyright by: Keith A. Bradley

Family: Asteraceae

Group: Dicot

Substrate: Terrestrial

Habit: Herb

Perennation: Perennial

Native Range: Mexico, Central America and South America; now a widespread weed.

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

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: Reported in 1913 by John Kunkel Small for pinelands, hammocks and disturbed areas in the lower Keys.  Widely naturalized from the upper Keys to the lower Keys.

Other data on Tridax procumbens available from :

Atlas of Florida Vascular Plants

Tridax procumbens has been reported from the following 17 conservation areas in the FLORIDA KEYS :
Occurrence Native Status
Attwood Addition, Indian Key Historic State Park Present Not Native, Naturalized
Bahia Honda State Park 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 Reported
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
John Pennekamp Coral Reef State Park 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
Long Key State Park Reported
National Key Deer Refuge 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
Windley Key Fossil Reef Geological State Park Present Not Native, Naturalized




Tridax procumbens has been reported for the following habitat in THE FLORIDA KEYS :
Disturbed Upland


All Images:

Tridax procumbens
Copyright by: Keith A. Bradley
Tridax procumbens
Copyright by: Keith A. Bradley
Tridax procumbens
Copyright by: Michelle M. Smith, 2018
In habitat, Ned Glenn Nature Preserve, Florida

Tridax procumbens
Copyright by: Michelle M. Smith, 2018
In habitat, Ned Glenn Nature Preserve, Florida

Tridax procumbens
Copyright by: