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CCDB → Angiosperms → Iridaceae → Dietes
| Taxon name | Status | Median (n) |
| Dietes bicolor (Steud.) Sweet ex Klatt | Accepted | 20 |
| Dietes butcheriana Gerstner | Accepted | 10 |
| Dietes flavida Oberm. | Accepted | 10 |
| Dietes grandiflora N. E. Br. | Accepted | 10 |
| Dietes iridioides (L.) Sweet ex Klatt | Accepted | 10 |
| Dietes robinsoniana (F. Muell.) Klatt | Accepted | 10 |
| Dietes prolongata (Baker) N. E. Br. | Synonym of Dietes iridioides (L.) Sweet ex Klatt | 10 |
| Moraea iridioides L. | Synonym of Dietes iridioides (L.) Sweet ex Klatt | 10 |
| Dietes vegeta (L.) N. E. Br. | Synonym of Moraea vegeta L. | 10 |