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CCDB → Angiosperms → Cactaceae → Mammillaria → Mammillaria morganiana Tiegel
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Mammillaria morganiana Tiegel | Mammillaria parkinsonii Ehrenb. | 44 | Fedorov, 1974 | Remski 1954 | |||
| ! | Mammillaria morganiana Tiegel | Mammillaria parkinsonii Ehrenb. | 44 | Darlington, 1955 |