| Panicum bulbosum var. avenaceum (Kunth) Beal, 1896 |
| Panicum bulbosum var. minus Vasey, 1889 |
| Panicum burmannii Retz., 1783 |
| Panicum caatingense Renvoize, 1982 |
| Panicum caerulescens Hack. ex Hitchc., 1909 |
| Panicum caespitosum Sw., 1797 |
| Panicum caffrorum Retz., 1781 |
| Panicum cahoonianum Ashe, 1899 |
| Panicum californicum Benth., 1840 |
| Panicum calvescens Nees ex Trin., 1826 |
| Panicum campylostachyum Hack., 1901 |
| Panicum capillaceum Lam., 1791 |
| Panicum capillaceum var. strictius Döll, 1877 |
| Panicum capillare L., 1753 |
| Panicum capillare Rol. ex Rottb., 1778 |
| Panicum capillare subsp. barbipulvinatum (Nash) Tzvelev, 1968 |
| Panicum capillare var. agreste Gatt., 1887 |
| Panicum capillare var. barbipulvinatum (Nash) McGregor, 1984 |
| Panicum capillare var. brevifolium Vasey & Scribn., 1897 |
| Panicum capillare var. flexile Gatt., 1887 |