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CCDB → Angiosperms → Cactaceae → Gymnocalycium → Gymnocalycium gibbosum subsp. borthii (Koop) G. J. Charles
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Gymnocalycium borthii Koop ex H. Till | Gymnocalycium gibbosum subsp. borthii (Koop) G. J. Charles | 22 | IPCN online | Lambrou, M. & W. Till. 1993. Zur Karyologie der Gattung Gymnocalycium. Arbeitsgr. Gymnocalycium 6(1): 85–88. |