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Psilotum nudum (L.) P. Beauv.
Whisk-fern

Psilotum nudum
Copyright by: George D. Gann

Family: Psilotaceae

Group: Pteridophyte

Substrate: Epiphyte

Habit: Herb

Perennation: Perennial

Native Range: Southern United States, the West Indies, Mexico, Central America, South America and the Old World.

Map of select IRC data for peninsular Florida

IRC SOUTH FLORIDA Status: Secure

SOUTH FLORIDA Occurrence: Present

SOUTH FLORIDA Native Status: Native

SOUTH FLORIDA Cultivated Status: Cultivated

Comments: Visit our Natives For Your Neighborhood website for more information and images. Reported by John Kunkel Small in 1918 for Royal Palm Hammock.

Other data on Psilotum nudum available from :

Psilotum nudum has been found in the following 123 conservation areas :
Occurrence Native Status
A.D. Doug Barnes Park Present Native
Alice C. Wainwright Park Present Native
Arthur R. Marshall Loxahatchee National Wildlife Refuge Present Native
Babcock Ranch Preserve Present Native
Big and Little George Hammocks Present Native
Big Cypress National Preserve Present Native
Bill Baggs Cape Florida State Park Present Native
Bill Sadowski Park Present Native
Biscayne National Park Present Native
Biscayne National Park, Florida Keys Section Present Native
Black Creek Forest Present Native
Bonair Beach Parcel, Martin County Present Native
Boystown Pineland Present Native
Caloosahatchee Creeks Preserve Present Native
Caloosahatchee Regional Park Present Native
Camp Owaissa Bauer Present Native
Castellow Hammock parcel 28 Present Native
Castellow Hammock parcel 33 Present Native
Castellow Hammock Park Present Native
Cayo Costa State Park Present Native
Cedar Point Environmental Park Present Native
Chernoff Hammock Present Native
Coconut Creek Maple Swamp Natural Area Present Native
Collier-Seminole State Park Present Native
Corkscrew Regional Ecosystem Watershed (CREW) Present Native
Corkscrew Swamp Sanctuary Present Native
Dagny Johnson Key Largo Hammocks Botanical State Park Present Native
Deering Estate at Cutler Present Native
Delray Beach, Lake Ida parcel Present Native
Delray Oaks Natural Area Present Native
Doris Davis Forman Wilderness Preserve Natural Area Present Native
Dr. Von D. Mizell-Eula Johnson State Park Possibly Extirpated Possibly Extirpated
Dupuis Reserve Present Native
Eachus Pineland Present Native
Enchanted Forest Park Present Native
Everglades and Francis S. Taylor Wildlife Management Area Present Native
Everglades National Park Present Native
Fakahatchee Strand Preserve State Park Present Native
Fern Forest Nature Center Present Native
Florida City Pineland Present Native
Fred C. Babcock-Cecil M. Webb Wildlife Management Area Present Native
Frenchman's Forest Natural Area Present Native
Frog Pond/L-31 N Transition Lands Present Native
Fuchs Hammock Preserve Present Native
Girl Scouts South Miami Little House Present Native
Gold Coast Railroad Museum Present Native
Gomez Present Native
Grassy Waters Preserve Present Native
Greynolds Park Present Native
Halpatiokee Regional Park Present Native
Harden Hammock Present Native
Hattie Bauer Hammock Present Native
Highlands Scrub Natural Area Present Native
Hillsboro Pineland Natural Area Present Native
Hobe Sound National Wildlife Refuge Present Native
Holiday Hammock Present Native
Hugh Taylor Birch State Park Present Native
J.N. Ding Darling National Wildlife Refuge Present Native
John D. MacArthur Beach State Park Present Native
John Pennekamp Coral Reef State Park Present Native
Jonathan Dickinson State Park Present Native
Juno Dunes Natural Area Present Native
Jupiter Inlet Lighthouse Outstanding Natural Area Present Native
Kendalwood Present Native
LaBelle Nature Park Present Native
Larry and Penny Thompson Park Present Native
Loveland Hammock Present Native
Loxahatchee River-Lake Worth Creek Aquatic Preserve Present Native
Loxahatchee Slough Natural Area Present Native
Lucille Hammock Present Native
Ludlam Pineland Present Native
Luis Martinez United States Army Reserve Station, Richmond Pine Rocklands Present Native
Matheson Hammock Park Present Native
Meissner Hammock Present Native
Milton E. Thompson Park Present Native
National Key Deer Refuge Possibly Extirpated Possibly Extirpated
Navy Wells Pineland 23 Present Native
Navy Wells Pineland 39 Native
Navy Wells Pineland Preserve Present Native
Nixon Smiley Pineland Addition Present Native
Nixon Smiley Pineland Preserve Present Native
Northrop Pineland Present Native
Oak Grove Park Present Native
Ocean Ridge Hammock Park Present Native
Okeeheelee Park Present Native
Oleta River State Park Present Native
Palm Drive Pineland Present Native
Peck Lake Park Present Native
Picayune Strand State Forest Present Native
Pond Apple Slough Natural Area Present Native
Prairie Pines Preserve Present Native
R. Hardy Matheson Preserve Present Native
Rockdale Pineland Present Native
Rocky Point Hammock Present Native
Rookery Bay National Estuarine Research Reserve Present Native
Rosemary Scrub Natural Area Present Native
Savannas Preserve State Park Present Native
Seabranch Preserve State Park Present Native
Seacrest Scrub Natural Area Present Native
Secret Woods Nature Center Present Native
Serenoa Glade Preserve Present Native
Sewell Park Present Native
Silver Palm Groves Present Native
Silver Palm Hammock Present Native
Six Mile Cypress Slough Preserve Present Native
South Beach Park Present Native
South Dade Wetlands Present Native
Southern Glades Present Native
St. Lucie Inlet Preserve State Park Present Native
Sunny Palms Pineland Present Native
Tall Cypress Natural Area Present Native
Tamiami Pineland Complex Addition Present Native
The Barnacle State Historic Park Present Native
Tigertail Beach County Park Present Native
Tradewinds Park & Stables Present Native
Trail Glades Range Present Native
Tree Island Park Present Native
Tree Tops Park Present Native
Virginia Key Beach Park and Marine Stadium Present Native
Whispering Pines Hammock Preserve Present Native
Wild Turkey Strand Preserve Present Native
Yamato Scrub Natural Area Present Native
Zoo Miami Possibly Extirpated Possibly Extirpated

Psilotum nudum has been found in the following 9 counties :
Occurrence Native Status
Broward County Native
Collier County Native
Hendry County Native
Lee County Native
Martin County Native
Miami-Dade County Native
Monroe County (Keys) Native
Monroe County (Mainland) Native
Palm Beach County Native

Psilotum nudum has been found in the following 20 habitats :
Alluvial Forest
Baygall
Bayhead
Coastal Berm
Disturbed Upland
Dome Swamp
Floodplain Swamp
Maritime Hammock
Mesic Flatwoods
Mesic Hammock
Pine Rockland
Prairie Hammock
Rockland Hammock
Scrub
Scrubby Flatwoods
Shell Mound
Sinkhole
Slough
Strand Swamp
Wet Flatwoods

All Images:

Psilotum nudum
Copyright by: George D. Gann
Psilotum nudum
Copyright by:
Psilotum nudum
Copyright by: George D. Gann
Psilotum nudum
Copyright by: Shirley Denton
Psilotum nudum
Copyright by: Shirley Denton
Psilotum nudum
Copyright by: Shirley Denton
Psilotum nudum
Copyright by: Joe Montes de Oca via iNaturalist.
Psilotum nudum
Copyright by: Joe Montes de Oca via iNaturalist.