| Panicum (Megathyrsus) Pilg., 1931 |
| Panicum (Milaria) (Trin.) Honda, 1930 |
| Panicum (Paurochaetium) Hitchc. & Chase, 1910 |
| Panicum (Ptychophyllum) A. Braun, 1855 |
| Panicum (Steinchisma) (Raf.) Zuloaga, 1987 |
| Panicum aciculare Desv. ex Poir., 1816 |
| Panicum aciculare var. aciculare Desv. ex Poir., 1816 |
| Panicum aciculare var. angustifolium (Elliott) Wipff & S.D. Jones, 1994 |
| Panicum aciculare var. arenicoloides (Ashe) Beetle, 1981 |
| Panicum aciculare var. ovinum (Scribn. & J.G. Sm.) Beetle, 1981 |
| Panicum acuminatum Sw., 1788 |
| Panicum acuminatum var. columbianum (Scribn.) Lelong, 1984 |
| Panicum acuminatum var. consanguineum (Kunth) Wipff & S.D. Jones, 1994 |
| Panicum acuminatum var. fasciculatum (Torr.) Lelong, 1984 |
| Panicum acuminatum var. implicatum (Scribn.) Beetle, 1981 |
| Panicum acuminatum var. leucothrix (Nash) Lelong, 1984 |
| Panicum acuminatum var. lidheimeri (Nash) Lelong, 1984 |
| Panicum acuminatum var. lindheimeri (Nash) Beetle, 1981 |
| Panicum acuminatum var. longiligulatum (Nash) Lelong, 1984 |
| Panicum acuminatum var. thurowii (Scribn. & J.G. Sm.) C.F. Reed, 1989 |