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Setaria parviflora (Poir.) Kerguelen
Knotroot foxtail, Yellow bristlegrass

Setaria parviflora
Copyright by: James Johnson, 2014
In habitat, Hillsboro Pineland Natural Area, Broward County, Florida
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Family: Poaceae

Group: Monocot

Substrate: Terrestrial

Habit: Herb

Perennation: Perennial

Native Range: Widespread in North America, the West Indies, Mexico, Central America and South America; a naturalized weed in Hawaii and elsewhere.

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

Synonyms: Chaetochloa gracilis, C. imberbis.

Other data on Setaria parviflora available from :

Setaria parviflora has been found in the following 153 conservation areas :
Occurrence Native Status
A.D. 'Doug' Barnes Park Present Native
Arch Creek Park Present Native
Arthur R. Marshall Loxahatchee National Wildlife Refuge Present Native
Attwood Addition, Indian Key Historic State Park Present Native
Bahia Honda State Park Present Native
Big and Little George Hammocks Present Native
Big Cypress National Preserve Present Native
Big Torch Hammocks, Florida Keys Wildlife and Environmental Area Present Native
Bill Baggs Cape Florida State Park Present Native
Bill Sadowski Park Present Native
Biscayne National Park Present Native
Black Creek Forest Present Native
Black Point Park and Marina Present Native
Blowing Rocks Preserve Present Native
Blue Heron Hammock, Florida Keys Wildlife and Environmental Area Present Native
Bonair Beach Parcel, Martin County Present Native
Boystown Pineland Present Native
Caloosahatchee Creeks Preserve 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
Chapman Field Park Present Native
Coconut Creek Maple Swamp Natural Area Present Native
Collier-Seminole State Park Present Native
Coral Pines Park Present Native
Coral Reef Park Present Native
Corkscrew Regional Ecosystem Watershed (CREW) Present Native
Corkscrew Swamp Sanctuary Present Native
County Line Scrub, Miami-Dade County Present Native
Crandon Park Present Native
Crocodile Lake National Wildlife Refuge Present Native
Crystal Lake Sand Pine Scrub Natural Area Present Native
Curry Hammock State Park Present Native
Dagny Johnson Key Largo Hammocks Botanical State Park Present Native
Danforth Present Native
Daskas Present Native
Deering Estate at Cutler Present Native
Delray Beach, Lake Ida parcel Present Native
Delray Oaks Natural Area Present Native
Don Pedro Island State Park Present Native
Dove Creek Hammocks, Florida Keys Wildlife and Environmental Area Present Native
Dr. Von D. Mizell-Eula Johnson State Park Present Native
Dry Tortugas National Park Present Native
Dupuis Reserve Present Native
Eachus Pineland Present Native
Enchanted Forest Park Present Native
Estero Bay Preserve State 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 Atlantic University Ecological Site Present Native
Florida City Pineland Present Native
Florida Panther National Wildlife Refuge Present Native
Fort Lauderdale Ex. Airport Gopher Tortoise Preserve 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
George N. Avery Pineland Present Native
Gold Coast Railroad Museum Present Native
Gopher Tortoise Preserve Present Native
Goulds Pineland Present Native
Halpatiokee Regional Park Present Native
Harden Hammock Present Native
Hattie Bauer Hammock Present Native
Hawk's Hammock Park Present Native
Hickey Creek Mitigation Park Wildlife and Environmental Area Present Native
Highlands Scrub Natural Area Present Native
Hillsboro Pineland Natural Area Present Native
Hobe Sound National Wildlife Refuge Present Native
Homestead Bayfront Park Present Native
Hugh Taylor Birch State Park Present Native
Ingram Pineland Present Native
J.N. Ding Darling National Wildlife Refuge Present Native
J.W. Corbett Wildlife Management Area 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 Ridge Natural Area Present Native
Key West National Wildlife Refuge Present Native
Kiplinger Present Native
Koreshan State Historic Site Present Native
Lake San Pedro Hammocks, Florida Keys Wildlife and Environmental Area Present Native
Larry and Penny Thompson Park Present Native
Little Torch Hammocks, Florida Keys Wildlife and Environmental Area Present Native
Long Key Natural Area & Nature Center Present Native
Long Key State Park Present Native
Loxahatchee River Natural Area 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
Mangrove Preserve Present Native
Matheson Hammock Park Present Native
Middle Torch Hammocks Anderson, Lipchak, 3112 Parcels, Florida Keys Wildlife and Environmental Area Present Native
Middle Torch Hammocks Parcel 3063, Florida Keys Wildlife and Environmental Area Present Native
Military Trail Natural Area Present Native
Milton E. Thompson Park Present Native
Muscara Present Native
National Key Deer Refuge Present Native
Navy Wells Pineland #23 Present Native
Navy Wells Pineland #39 Native
Navy Wells Pineland Preserve Present Native
Ned Glenn Nature Preserve Assumed to be Present Native
Nicodemus Slough Present Native
Nixon Smiley Pineland Addition Present Native
Nixon Smiley Pineland Preserve Present Native
Okaloacoochee Slough State Forest, Okaloacoochee Slough Wildlife Management Area Present Native
Okaloacoochee Slough Wildlife Management Area - FWC, Okaloacoochee Slough Wildlife Management Area Present Native
Oleta River State Park Present Native
Palm Drive Pineland Present Native
Pal-Mar Present Native
Peck Lake Park Present Native
Picayune Strand State Forest Present Native
Pine Jog Environmental Sciences Center Present Native
Pine Shore Preserve Present Native
Pond Apple Slough Natural Area Present Native
Porter-Russell Pineland Present Native
Prairie Pines Preserve Present Native
Quail Roost Pineland Present Native
R. Hardy Matheson Preserve Present Native
Ramrod Hammocks, Florida Keys Wildlife and Environmental Area Present Native
Rock Pit #39 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
Royal Palm Beach Pines Natural Area Present Native
Savannas Preserve State Park Present Native
Scrub Oak Park Present Native
Seabranch Preserve State Park Present Native
Secret Woods Nature Center Present Native
Six Mile Cypress Slough Preserve Present Native
Snake Creek Hammocks, Florida Keys Wildlife and Environmental Area Present Native
South Dade Wetlands Present Native
Spoonbill Sound Hammocks, Florida Keys Wildlife and Environmental Area Present Native
Stump Pass Beach State Park Present Native
Sugarloaf Hammocks, Florida Keys Wildlife and Environmental Area Present Native
Sunny Palms Pineland Present Native
Tamiami Pineland Complex Addition Present Native
Tradewinds Park & Stables Present Native
Trail Glades Range Present Native
Tree Island Park Present Native
Trinity Pineland Present Native
Tropical Park Present Native
Wahoo Hammocks, Florida Keys Wildlife and Environmental Area Present Native
Windley Key Fossil Reef Geological State Park Present Native
Woodmont Natural Area Present Native
Yamato Scrub Natural Area Present Native
Yellow Fever Creek Preserve Present Native
Zoo Miami Present Native

Setaria parviflora has been found in the following 11 counties :
Occurrence Native Status
Broward County Native
Charlotte County Native
Collier County Native
Glades 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

Setaria parviflora has been found in the following 13 habitats :
Coastal Strand
Disturbed Upland
Disturbed Wetland
Maritime Hammock
Marl Prairie
Mesic Flatwoods
Mesic Hammock
Pine Rockland
Rockland Hammock
Sandhill
Scrubby Flatwoods
Shell Mound
Wet Flatwoods

All Images:

Setaria parviflora
Copyright by: James Johnson, 2014
In habitat, Hillsboro Pineland Natural Area, Broward County, Florida
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Setaria parviflora
Copyright by: Shirley Denton
Setaria parviflora
Copyright by: Grasses, Sedges and Rushes of Palm Beach
and Martin Counties, Florida website.
Setaria parviflora
Copyright by: Grasses, Sedges and Rushes of Palm Beach
and Martin Counties, Florida website.