| Jatropha cardiophylla (Torr.) Müll. Arg., 1866 |
| Jatropha cathartica Terán & Berland., 1832 |
| Jatropha cercidiphylla Standl., 1923 |
| Jatropha chamelensis Pérez-Jim., 1982 |
| Jatropha chazaroi O.Sánch.-Sánch., J. Jiménez Ram. & Arzaba, 2023 |
| Jatropha ciliata Sessé ex Cerv., 1794 |
| Jatropha cinerea (Ortega) Müll. Arg., 1866 |
| Jatropha clarae-hildae Fern. Casas, 2008 |
| Jatropha condor Wall., 1847 |
| Jatropha contrerasii J. Jiménez Ram. & Mart. Gord., 1994 |
| Jatropha conzattii J. Jiménez Ram., 1991 |
| Jatropha cordata (Ortega) Müll. Arg., 1866 |
| Jatropha cordifolia Pax, 1910 |
| Jatropha cuneata Wiggins & Rollins, 1943 |
| Jatropha curcas L., 1753 |
| Jatropha curcas var. rufus McVaugh, 1945 |
| Jatropha dehganii J. Jiménez Ram., 1995 |
| Jatropha diffusa (Pohl) Steud., 1840 |
| Jatropha digitiformis (Pohl) Steud., 1840 |
| Jatropha dioica Sessé ex Cerv., 1794 |