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Floristic Inventory of the Florida Keys Database Online

Microgramma heterophylla (L.) Wherry
Climbing vine fern

Microgramma heterophylla
Copyright by: Rasheed Bradley, 2014
In habitat, Crocodile Lake National Wildlife Refuge

Family: Polypodiaceae

Group: Pteridophyte

Substrate: Terrestrial

Habit: Vine

Perennation: Perennial

Native Range: South Florida and the West Indies.

NatureServe Global Status: Apparently Secure

State of Florida Status: Endangered

Florida Natural Areas Inventory State Status: Imperiled

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: 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: Discovered in Florida on North Key Largo in 1882 (Small, 1931). Reported in 1931 by John Kunkel Small for hammocks on Key Largo and Adams Key. We consider this native and extant in the upper Keys (Key Largo). It is extirpated on Adams Key.

Other data on Microgramma heterophylla available from :

Atlas of Florida Vascular Plants

Microgramma heterophylla has been reported from the following 3 conservation areas in the FLORIDA KEYS :
Occurrence Native Status
Biscayne National Park, Florida Keys Section Presumed Extirpated Presumed Extirpated
Crocodile Lake National Wildlife Refuge Present Native
Dagny Johnson Key Largo Hammocks Botanical State Park Present Native




Microgramma heterophylla has been reported for the following habitat in THE FLORIDA KEYS :
Rockland Hammock


All Images:

Microgramma heterophylla
Copyright by: Rasheed Bradley, 2014
In habitat, Crocodile Lake National Wildlife Refuge
Microgramma heterophylla
Copyright by: Keith A. Bradley
Microgramma heterophylla
Copyright by: Keith A. Bradley
Microgramma heterophylla
Copyright by: Keith A. Bradley
Microgramma heterophylla
Copyright by: George D. Gann
in habitat, Dominican Republic, 2011
Microgramma heterophylla
Copyright by: Rasheed Bradley, 2014
In habitat, Crocodile Lake National Wildlife Refuge
Microgramma heterophylla
Copyright by: Rasheed Bradley, March 18, 2015
In habitat, Dagny Johnson Key Largo Hammocks Botanical State Park
Microgramma heterophylla
Copyright by: Rasheed Bradley, March 18, 2015
In habitat, Dagny Johnson Key Largo Hammocks Botanical State Park