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CCDB → Angiosperms → Gentianaceae → Pterygocalyx → Pterygocalyx volubilis Maxim.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Pterygocalyx volubilis Maxim. | Pterygocalyx volubilis Maxim. | 26 | IPCN online | Chen, S. L., T. n. Ho & D. y. Hong. 1998. On systematic position of Pterygocalyx. Acta Phytotax. Sin. 36(1): 58–68. |