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CCDB → Angiosperms → Aizoaceae → Lithops
| Taxon name | Status | Median (n) |
| Lithops fulviceps N. E. Br. | Accepted | 9 |
| Lithops helmutii L. Bolus | Accepted | 9 |
| Lithops lesliei (N. E. Br.) N. E. Br. | Accepted | 9 |
| Lithops marthae Loesch & Tischer ex H. Jacobsen | Unresolved | 9 |
| Lithops terricolor N. E. Br. | Unresolved | 9 |
| Lithops helmutii | Synonym of Lithops helmutii L. Bolus | 9 |
| Lithops lesliei var. lesliei | Synonym of Lithops lesliei (N. E. Br.) N. E. Br. | 9 |