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CCDB → Angiosperms → Cactaceae → Ferocactus → Ferocactus covillei Britton & Rose
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Ferocactus covillei Britton & Rose | Ferocactus emoryi (Engelm.) Orcutt | 22 | Fedorov, 1974 | Katagiri 1953 |