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Ceratopteris pteridoides (Hook.) Hieron.
Water horn fern

Ceratopteris pteridoides
Copyright by: John Kunkel Small, 1931
From Ferns of Florida (in the public domain)

Family: Pteridaceae

Group: Pteridophyte

Substrate: Freshwater Aquatic

Habit: Herb

Perennation: Perennial

Native Range: Southeastern United States (Florida, Louisiana), the West Indies, Mexico, Central America and South America.

Map of select IRC data for peninsular Florida

Florida Natural Areas Inventory State Status: Not listed

IRC SOUTH FLORIDA Status: Critically Imperiled

SOUTH FLORIDA Occurrence: Present

SOUTH FLORIDA Native Status: Native

SOUTH FLORIDA Cultivated Status: Cultivated

Comments: See also, IRC's report Vascular plant species of management concern in Everglades National Park (Gann 2015), page 60.

Other data on Ceratopteris pteridoides available from :

Atlas of Florida Vascular Plants
Ceratopteris pteridoides has been found in the following 6 conservation areas :
Occurrence Native Status
Allapattah Flats Wildlife Management Area Present Native
Corkscrew Swamp Sanctuary Present Native
Dupuis Reserve Reported
Everglades National Park Present Native
Fred C. Babcock-Cecil M. Webb Wildlife Management Area Present Native
Jonathan Dickinson State Park Present Native

Ceratopteris pteridoides has been found in the following 5 counties :
Occurrence Native Status
Broward County Recorded as Present in Error
Charlotte County Native
Glades County Reported
Miami-Dade County Possibly Extirpated Possibly Extirpated
Monroe County (Mainland) Recorded as Present in Error

Ceratopteris pteridoides has been found in the following 2 habitats :
Disturbed Wetland
Dome Swamp

All Images:

Ceratopteris pteridoides
Copyright by: John Kunkel Small, 1931
From Ferns of Florida (in the public domain)
Ceratopteris pteridoides
Copyright by: George D. Gann
Ceratopteris pteridoides
Copyright by: George D. Gann
 The Floristic Inventory of South Florida