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CCDB → Angiosperms → Cactaceae → Melocactus → Melocactus douradaensis Hovens & Strecker
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Melocactus douradaensis Hovens & Strecker | Melocactus zehntneri (Britton & Rose) Luetzelb. | 22 | IPCN online | Das, A. B., S. Mohanty & P. Das. 1998. Variation in karyotype and 4C DNA content in six species of Melocactus of the family Cactaceae. Cytologia 63: 9–16. |