CCDB is a community resource. If you are aware of any missing data or if any of the counts are erroneous please submit it to the forms submit new counts, or report erroneous counts.
CCDB → Angiosperms → Cactaceae → Mammillaria → Mammillaria phitauiana (E. M. Baxter) Werderm.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Mammillaria phitauiana (E. M. Baxter) Werderm. | Mammillaria verhaertiana Boed. | 11 | IPCN online | Pinkava, D. J., M. A. Baker, B. D. Parfitt, M. W. Mohlenbrock & R. D. Worthington. 1985. Chromosome numbers in some cacti of western North America-V. Syst. Bot. 10: 471–483. |