| Name | Mammillaria longiflora (Britton & Rose) A. Berger |
| Authorship | (Britton & Rose) A. Berger |
| Rank | Species |
| NomenclaturalStatus | Unknown |
| Placed in | Mammillaria Haworth |
| GUID | urn:lsid:ipni.org:names:1158594-2 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Mammillaria longiflora (Britton & Rose) A. Berger |
| Identification made in | [no date] (1) |