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CCDB → Angiosperms → Cactaceae → Mammillaria → Mammillaria geminispina Haw.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Mammillaria geminispina Haw. | Mammillaria geminispina Haw. | 11 | 22 | IPCN online | Das, A. B., S. Mohanty & P. Das. 1998. Interspecific variation of nuclear DNA and structural changes in meiotic and mitotic chromosome in some species of Mammillaria (Cactaceae). Caryologia 51: 289–301. |