| Apocynaceae | |
Cryptostegia glaberrima
| Hochr. | Annuaire Conserv. Jard. Bot. Genève 11–12: 89–91 | 1908 |
| Apocynaceae | |
Cryptostegia grandiflora
| R. Br. | Bot. Reg. 5: pl. 435 | 1819 [1820] |
| Apocynaceae | |
Cryptostegia madagascariensis
| Bojer ex Decne. | Prodr. 8: 492 | 1844 |