| Chondrosum karwinskii E. Fourn., 1886 |
| Chondrosum microstachyum E. Fourn., 1886 |
| Chondrosum oligostachyum (Nutt.) Torr., 1853 |
| Chondrosum papillosum (Engelm.) Torr., 1853 |
| Chondrosum parryi E. Fourn., 1886 |
| Chondrosum polystachyum Benth., 1844 |
| Chondrosum procumbens (P. Durand) Desv., 1810 |
| Chondrosum prostratum (hort. ex Lag.) Sweet, 1826 |
| Chondrosum scorpioides (Lag.) Kunth, 1829 |
| Chondrosum simplex (Lag.) Kunth, 1829 |
| Chondrosum subscorpioides Müll. Hal., 1856 |
| Chondrosum tenue P. Beauv. ex Kunth, 1812 |
| Chondrosum trifidum (Thurb.) Clayton, 1982 |
| Chondrosum trinii E. Fourn., 1886 |
| Chondrosum virletii E. Fourn., 1885 |
| Chretomeris Nutt. ex J.G. Sm., 1899 |
| Chretomeris trichoides Nutt. ex J.G. Sm., 1899 |
| Chrysopogon Trin., 1820 |
| Chrysopogon (Trin.) Hack., 1883 |
| Chrysopogon aciculatus (Retz.) Trin., 1820 |