| Chloroleucon mangense (Jacq.) Britton & Rose, 1928 |
| Chloroleucon mangense var. lentiscifolium (A. Rich.) Barneby & J.W. Grimes, 1996 |
| Chloroleucon mangense var. leucospermum (Brandegee) Barneby & J.W. Grimes, 1996 |
| Chloroleucon mangense var. mangense (Jacq.) Britton & Rose, 1928 |
| Chloroleucon undulatum Britton & Rose, 1928 |
| Chloryllis E. Mey., 1836 |
| Cicer L., 1753 |
| Cicer arietinum L., 1753 |
| Cicereae Alef., 1859 |
| Cladrastis Raf., 1824 |
| Cladrastis secundiflora Raf., 1825 |
| Clementea Cav., 1802 |
| Clementea nitida Cav., 1804 |
| Cleobulia Mart. ex Benth., 1837 |
| Cleobulia crassistyla R.H. Maxwell, 1982 |
| Clianthus Sol. ex Lindl., 1835 |
| Clianthus puniceus (G. Don) Banks & Sol. ex Lindl., 1835 |
| Climacorachis Hemsl. & Rose, 1903 |
| Climacorachis fruticosa Hemsl. & Rose ex Rose, 1903 |
| Climacorachis mexicana Hemsl. & Rose, 1903 |