| Ricinus communis var. bailundensis J.M. Coult., 1918 |
| Ricinus communis var. benguelensis Müll. Arg., 1864 |
| Ricinus communis var. brasilensis Müll. Arg. ex Pax & K. Hoffm., 1919 |
| Ricinus communis var. brevinodis Moshkin, 1980 |
| Ricinus communis var. caesius Popova, 1941 |
| Ricinus communis var. genuinus Müll. Arg., 1866 |
| Ricinus communis var. glaucus Popova & Moshkin, 1980 |
| Ricinus communis var. grisefolius Moshkin, 1980 |
| Ricinus communis var. indehiscens Moshkin, 1980 |
| Ricinus communis var. inermis (Mill.) Pax & K. Hoffm., 1919 |
| Ricinus communis var. japonicus Popova & Moshkin, 1980 |
| Ricinus communis var. leucocarpus (Bertol.) Müll. Arg., 1866 |
| Ricinus communis var. lividus (Jacq.) Müll. Arg., 1866 |
| Ricinus communis var. macrocarpus T. Carvalho, 1956 |
| Ricinus communis var. megalospermus (Delile) Müll. Arg., 1866 |
| Ricinus communis var. mexicanus (Popova) Moshkin, 1980 |
| Ricinus communis var. microcarpus Müll. Arg., 1866 |
| Ricinus communis var. microspermus Moshkin, 1980 |
| Ricinus communis var. minor Steud., 1824 |
| Ricinus communis var. nanus Moshkin, 1980 |