| Poaceae | |
Sporobolus asper var. asper
| | | |
| Poaceae | |
Sporobolus asper var. canovirens
| (Nash) Shinners | Rhodora 56(662): 30 | 1954 |
| Poaceae | |
Sporobolus asper var. clandestinus
| (Biehler) Shinners | Rhodora 56(662): 30 | 1954 |
| Poaceae | |
Sporobolus asper var. drummondii
| (Trin.) Vasey | Contr. U.S. Natl. Herb. 3(1): 60 | 1892 |
| Poaceae | |
Sporobolus asper var. hookeri
| (Trin.) Vasey | Descr. Cat. Grass. U.S. 43 | 1885 |
| Poaceae | |
Sporobolus asper var. macer
| (Trin.) Shinners | Rhodora 56(662): 29 | 1954 |
| Poaceae | |
Sporobolus asper [unranked] pilosus
| (Vasey) Hitchc. | Proc. Biol. Soc. Washington 41: 161 | 1928 |
| Poaceae | ! |
Sporobolus asper var. pilosus
| (Vasey) Hitchc. | N. Amer. Fl. 17(7): 488 | 1928 |