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CCDB → Angiosperms → Euphorbiaceae → Ricinus
| Taxon name | Status | Median (n) |
| Ricinus communis L. | Accepted | 10 |
| Ricinus communis subsp. scaber (Bertol.) Nyman | Synonym of Ricinus communis L. | 10 |
| Ricinus communis var. armatus (Andr.) M. Arg. | Synonym of Ricinus communis L. | 10 |
| Ricinus gibsonii auct. | Synonym of Ricinus communis L. | 10 |
| Ricinus sanguineus Groenl. | Synonym of Ricinus communis L. | 10 |
| Ricinus zanzibarensis auct. | Synonym of Ricinus communis L. | 10 |