| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Poaceae | Paspalum setaceum var. ciliatifolium | Fringeleaf Paspalum | Dry open areas and woodlands, disturbed areas. | S. NJ south to s. FL, west to e. TX, interior to s. WV, se. KY, e. TN, n. AL, n. MS, c. AR, and e. OK; Bahamas; Central America. |  |
| Poaceae | Paspalum setaceum var. longepedunculatum | Pine flatwoods and pine savannas. | Se. NC south to s. FL, west to s. MS; Bahamas. |  | |
| Poaceae | Paspalum setaceum var. muhlenbergii | Dry or moist soils. | NH west to MI, c. IL, s. IA, and c. KS, south to n. FL, s. AL, s. MS, s. LA, and c. TX. |  | |
| Poaceae | Paspalum setaceum var. psammophilum | Maritime grasslands, sandy disturbed areas. | MA south to DC (VA?) in the Coastal Plain. |  | |
| Poaceae | Paspalum setaceum var. rigidifolium | Longleaf pine sandhills, dry pine flatwoods, open hammocks. | Ne. GA, immediately adjacent to SC (and reported for NC by HC) south to s. FL; Cuba. | ||
| Poaceae | Paspalum setaceum var. setaceum | Thin Paspalum | Longleaf pine sandhills, pine savannas, pine flatwoods, dry to moist disturbed areas. | MA and CT south to s. FL, west to e. TX, inland to w. VA, s. WV, s. MO and AR; Cuba. |  |
| Poaceae | Paspalum setaceum var. stramineum | Yellow Sand Paspalum | Dry sandy soils. | MI west to MT, south to LA, and NM, and Mexico; scattered eastward, especially near the coast, perhaps at least in part as introductions. |  |
| Poaceae | Paspalum setaceum var. supinum | Longleaf pine sandhills, dunes, beaches, other sandy soils, old fields. | E. NC (e. VA?) south to s. FL, west to s. MS. Also reported for the Coastal Plain of Virginia by Tatnall (1946); needing confirmation of the specimen identification. |  | |
| Poaceae | Paspalum setaceum var. villosissimum | Longleaf pine sandhills, scrubby pine flatwoods. | N. FL (very near GA) south to s. FL; Cuba. |
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