Florida Bluestem

Panhandle

Walton

North

Alachua, Clay, Levy, Marion, Putnam, St. Johns

Central

Brevard, Citrus, Highlands, Hillsborough, Lake, Manatee, Orange, Osceola, Pasco, Pinellas, Polk, St. Lucie, Sarasota, Seminole, Sumter, Volusia

South

Broward, Charlotte, Collier, Glades, Lee, Martin, Miami-Dade, Palm Beach

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.