⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-50186203, with some changes.
This name is a synonym of Mammillaria karwinskiana subsp. karwinskiana .
The record derives from Tropicos which reports it as a synonym (record 50186203) with original publication details: Cactaceae 4: 102, t. 5, f. 2 102 1923.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:168687-2.