⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-50185732, with some changes.
This name is a synonym of Mammillaria heyderi subsp. hemisphaerica .
The record derives from Tropicos which reports it as a synonym (record 50185732
) with original publication details: Proc. Amer. Acad. Arts 3: 263 263 1856.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:151102-2
.