| Prionosciadium linearifolium (S. Watson) J.M. Coult. & Rose, 1895 |
| Prionosciadium macrophyllum J.M. Coult. & Rose, 1900 |
| Prionosciadium madrense S. Watson, 1888 |
| Prionosciadium megacarpum J.M. Coult. & Rose, 1895 |
| Prionosciadium mexicanum S. Watson, 1888 |
| Prionosciadium nelsonii J.M. Coult. & Rose, 1900 |
| Prionosciadium palmeri Rose, 1906 |
| Prionosciadium saraviki Laferr., 1997 |
| Prionosciadium seleri Rose, 1905 |
| Prionosciadium serratum J.M. Coult. & Rose, 1900 |
| Prionosciadium simplex Mathias & Constance, 1941 |
| Prionosciadium tamayoi Cuevas & M.N. Nuñez, 2020 |
| Prionosciadium thapsoides (DC.) Mathias, 1936 |
| Prionosciadium thapsoides var. thapsoides (DC.) Mathias, 1936 |
| Prionosciadium townsendii Rose, 1905 |
| Prionosciadium turneri Constance & Affolter, 1995 |
| Prionosciadium watsonii J.M. Coult. & Rose, 1890 |
| Pseudocymopterus J.M. Coult. & Rose, 1888 |
| Pseudocymopterus montanus (A. Gray) J.M. Coult. & Rose, 1888 |
| Rhodosciadium S. Watson, 1889 |