| Croton flavescens Greenm., 1903 |
| Croton flavescens var. brandegeanus Croizat, 1945 |
| Croton flavoglandulosus Lundell, 1940 |
| Croton floridanus A.M. Ferguson, 1901 |
| Croton fragilis Kunth, 1817 |
| Croton francoanus Müll. Arg., 1865 |
| Croton fruticosus Mill., 1768 |
| Croton fruticulosus Torr., 1858 |
| Croton fruticulosus var. fuscescens Müll. Arg., 1866 |
| Croton fruticulosus var. pallescens Müll. Arg., 1866 |
| Croton fuertesii Urb., 1912 |
| Croton furfuraceus Pers., 1806 |
| Croton gaumeri Millsp., 1916 |
| Croton glabellus L., 1759 |
| Croton glanduliferus Vahl, 1807 |
| Croton glandulosepalus Millsp., 1916 |
| Croton glandulosus L., 1759 |
| Croton glandulosus subsp. hirtus (L'Hér.) Croizat, 1948 |
| Croton glandulosus var. angustifolius Müll. Arg., 1866 |
| Croton glandulosus var. crenatifolius A.M. Ferguson, 1901 |