| Chaetocalyx paucifolia Pittier, 1940 |
| Chaetocalyx perglandulosa Pittier, 1940 |
| Chaetocalyx pubescens DC., 1825 |
| Chaetocalyx retusa S.F. Blake, 1924 |
| Chaetocalyx scandens (L.) Urb., 1900 |
| Chaetocalyx scandens var. pubescens (DC.) Rudd, 1958 |
| Chaetocalyx schottii Torr., 1859 |
| Chaetocalyx tenuipedicellata Pittier, 1940 |
| Chaetocalyx vincentina (Ker Gawl.) DC., 1825 |
| Chaetocalyx wislizeni A. Gray, 1852 |
| Chamaecrista Moench, 1794 |
| Chamaecrista absus (L.) H.S. Irwin & Barneby, 1982 |
| Chamaecrista absus var. meonandra (H.S. Irwin & Barneby) H.S. Irwin, 1982 |
| Chamaecrista alamosensis Britton & Rose, 1930 |
| Chamaecrista amplistipulata Rose, 1909 |
| Chamaecrista aurivilla (Mart. ex Benth.) H.S. Irwin & Barneby, 1982 |
| Chamaecrista brandegeei Rose, 1930 |
| Chamaecrista calycioides (DC. ex Collad.) Greene, 1899 |
| Chamaecrista calycioides var. calycioides (DC. ex Collad.) Greene, 1899 |
| Chamaecrista calycioides var. lentiformis H.S. Irwin & Barneby, 1982 |