| Byttneria carthagenensis Jacq., 1780 |
| Byttneria catalpifolia Jacq., 1797 |
| Byttneria fluvialis Fryxell & Guadarr., 2001 |
| Byttneria guatemalensis Loes., 1913 |
| Byttneria lanceolata DC., 1824 |
| Byttneria lateralis C. Presl, 1835 |
| Byttneria pescapriifolia Britton, 1889 |
| Byttnerieae DC., 1824 |
| Byttnerioideae Burnett, 1832 |
| Callianthe Donnell, 2012 |
| Callianthe jaliscana (Standl.) Donnell, 2012 |
| Callianthe pachecoana (Standl. & Steyerm.) Donnell, 2012 |
| Callianthe picta (Gillies ex Hook. & Arn.) Donnell, 2012 |
| Callianthe purpusii (Standl.) Donnell, 2012 |
| Callianthe tridens (Standl. & Steyerm.) Donnell, 2012 |
| Callirhoe Nutt., 1821 |
| Callirhoe involucrata (Torr. & A. Gray) A. Gray, 1849 |
| Callirhoe macrostegia Hochr., 1917 |
| Carolinea L. f., 1782 |
| Carolinea fastuosa DC., 1824 |