⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-50186245, with some changes.
This name is a synonym of Mammillaria prolifera subsp. multiceps .
The record derives from Tropicos which reports it as a synonym (record 50186245
) with original publication details: Cactaceae 4: 125-126, f. 134-135, t. 14, f. 5-6 125 1923.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:168758-2
.