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CCDB → Angiosperms → Gesneriaceae → Petrocosmea
| Taxon name | Status | Median (n) |
| Petrocosmea barbata W. G. Craib | Accepted | 16 |
| Petrocosmea nervosa W. G. Craib | Accepted | 17 |
| Petrocosmea parryorum C. E. C. Fisch. | Unresolved | 17 |
| Petrocosmea kerrii Craib | Synonym of Damrongia purpureolineata Kerr ex Craib | 17 |