⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-50198445, with some changes.
This name is a synonym of Mammillaria barbata Engelm..
The record derives from Tropicos which reports it as a synonym (record 50198445).
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:151301-2.