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Floristic Inventory of the Florida Keys Database Online

Trema floridanum Britton ex Small
Florida Trema

Trema floridanum
Copyright by: Roger L. Hammer

Family: Cannabaceae

Group: Dicot

Substrate: Terrestrial

Habit: Tree

Perennation: Perennial

Native Range: Southern peninsular Florida (South Florida, Sarasota County where extirpated [Small and Matthaus 11625 NY]), southern Mexico, and Central America (Belize); presumably also in Cuba.

IRC SOUTH FLORIDA Status: Secure

Map of select IRC data for peninsular Florida

SOUTH FLORIDA Occurrence: Present

SOUTH FLORIDA Native Status: Native

SOUTH FLORIDA Cultivated Status: Cultivated

Synonyms: Trema micranthum var. floridanum.

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: First collected between 1838 and 1853 by John Loomis Blodgett on Big Pine Key.  Reported in 1913 by John Kunkel Small for hammocks in the upper Keys.  Mapped by Elbert L. Little, Jr. (1978) from the upper Keys to the lower Keys (Key West).  We consider this native and extant from the upper Keys to the lower Keys.

Other data on Trema floridanum available from :


Trema floridanum has been reported from the following 8 conservation areas in the FLORIDA KEYS :
Occurrence Native Status
Blue Heron Hammock, Florida Keys Wildlife and Environmental Area Present Native
Crocodile Lake National Wildlife Refuge Present Native
Curry Hammock State Park Present Native
Dagny Johnson Key Largo Hammocks Botanical State Park Present Native
John Pennekamp Coral Reef State Park Present Native
Little Torch Hammocks, Florida Keys Wildlife and Environmental Area Present Native
National Key Deer Refuge Possibly Extirpated Possibly Extirpated
Ramrod Hammocks, Florida Keys Wildlife and Environmental Area Present Native




Trema floridanum has been reported for the following 3 habitats in THE FLORIDA KEYS :
Coastal Berm
Disturbed Upland
Rockland Hammock


All Images:

Trema floridanum
Copyright by: Roger L. Hammer

Trema floridanum
Copyright by: James Johnson, 2014
In habitat, Hillsboro Pineland Natural Area, Broward County, Florida

Trema floridanum
Copyright by: George D. Gann

Trema floridanum
Copyright by: Keith A. Bradley

Trema floridanum
Copyright by: Shirley Denton

Trema floridanum
Copyright by: Shirley Denton