| Sporobolinae Benth., 1881 |
| Sporobolus R. Br., 1810 |
| Sporobolus affinis Kunth, 1829 |
| Sporobolus airoides (Torr.) Torr., 1856 |
| Sporobolus airoides subsp. regis (I.M. Johnst.) Wipff & S.D. Jones, 1994 |
| Sporobolus airoides var. airoides (Torr.) Torr., 1856 |
| Sporobolus airoides var. minor (Vasey) Beetle, 1983 |
| Sporobolus airoides var. wrightii (Munro ex Scribn.) Gould, 1949 |
| Sporobolus altissimus Vasey, 1889 |
| Sporobolus altissimus var. minor Vasey, 1889 |
| Sporobolus angustus Buckley, 1862 |
| Sporobolus annuus Vasey, 1887 |
| Sporobolus arenaceus Buckley, 1862 |
| Sporobolus argutus (Nees) Kunth, 1833 |
| Sporobolus argutus f. purpurascens Hack., 1911 |
| Sporobolus argutus var. tuberculatus (Hack.) Hack., 1911 |
| Sporobolus aristatus Rydb., 1901 |
| Sporobolus arkansanus Nutt. ex Vasey, 1892 |
| Sporobolus asper (P. Beauv.) Kunth, 1829 |
| Sporobolus asper var. asper (P. Beauv.) Kunth, 1829 |