| Name | Mammillaria heyderi Muehlenpfordt |
| Authorship | Muehlenpfordt |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Mammillaria Haworth |
| Contains | Mammillaria heyderi var. bullingtonia Castetter, P. Pierce & K. H. Schwer. Mammillaria heyderi var. hemisphaerica Engelmann |
| GUID | urn:lsid:ipni.org:names:134685-1 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Mammillaria heyderi Muehlenpfordt |
| Identification made in | [no date] (4), 1972 (1) |
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