⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-50181136, and has not been changed.
This name is a synonym of Mammillaria winterae subsp. aramberri D.R. Hunt.
The record derives from Tropicos which reports it as a synonym (record 50181136) with original publication details: Gattung Mammillaria 1988: 169 169 1989.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:314833-2.