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Floristic Inventory of the Florida Keys Database Online

Stenotaphrum secundatum (Walt.) Kuntze
St. Augustine grass

Stenotaphrum secundatum
Copyright by: Shirley Denton

Family: Poaceae

Group: Monocot

Substrate: Terrestrial

Habit: Herb

Perennation: Perennial

Native Range: Southern Africa; widely cultivated as a lawn grass and sometimes naturalizing.

Map of select IRC data for peninsular Florida

SOUTH FLORIDA Occurrence: Present

SOUTH FLORIDA Native Status: Not Native, Naturalized

South Florida History and Distribution: IRC considers this an emerging invasive in South Florida.

SOUTH FLORIDA Cultivated Status: Cultivated

Comments: For more images, click on the Atlas of Vascular Plants link below.

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 coastal sand dunes from the upper Key to the lower Keys.  Widely cultivated and naturalized throughout the Florida Keys.

Other data on Stenotaphrum secundatum available from :

Atlas of Florida Vascular Plants

Stenotaphrum secundatum has been reported from the following 19 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 Present Not Native, Naturalized
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
Dry Tortugas National Park Present Not Native, Naturalized
Great White Heron National Wildlife Refuge Present Not Native, Naturalized
John Pennekamp Coral Reef State Park Present Not Native, Naturalized
Little Hamaca Park Present Not Native, Naturalized
Little Torch Hammocks, Florida Keys Wildlife and Environmental Area Present Not Native, Naturalized
Long Key State Park Present Not Native, Naturalized
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
Sugarloaf Hammocks, Florida Keys Wildlife and Environmental Area Present Not Native, Naturalized
Windley Key Fossil Reef Geological State Park Present Not Native, Naturalized




Stenotaphrum secundatum has been reported for the following 2 habitats in THE FLORIDA KEYS :
Beach Dune
Disturbed Upland


All Images:

Stenotaphrum secundatum
Copyright by: Shirley Denton
Stenotaphrum secundatum
Copyright by: Grasses, Sedges and Rushes of Palm Beach and Martin Counties, Florida website.
Stenotaphrum secundatum
Copyright by: Grasses, Sedges and Rushes of Palm Beach and Martin Counties, Florida website.