Needlegrass Rush

Panhandle

Bay, Escambia, Franklin, Gulf, Okaloosa, Santa Rosa, Wakulla, Walton

North

Dixie, Duval, Flagler, Levy, St. Johns, Taylor

Central

Brevard, Citrus, Hernando, Hillsborough, Manatee, Orange, Pasco, Pinellas, St. Lucie, Sarasota, Volusia

South

Charlotte, Collier, Lee, Miami-Dade, Palm Beach

Keys

Monroe

31 of 67 counties, from research-grade iNaturalist observations. They show where people have photographed it, not every place it grows — absence here isn't proof it's absent.