⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-5103933, and has not been changed.
This name is a synonym of Mammillaria karwinskiana subsp. nejapensis .
The record derives from Tropicos which reports it as a synonym (record 5103933
) with original publication details: Occas. Pap. Allan Hancock Found. Publ. Univ. S. Calif. 2: 57 57 1948.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:151327-2
.