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CCDB → Angiosperms → Cactaceae → Pediocactus → Pediocactus simpsonii var. robustior (J. M. Coult.) L. D. Benson
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Pediocactus simpsonii var. robustior (J. M. Coult.) L. D. Benson | Pediocactus simpsonii (Engelm.) Britton & Rose | 11 | IPCN online | Reveal, J. L. & R. Spellenberg. 1976. Miscellaneous chromosome counts of Western American plants - III. Rhodora 78: 37–52. |