⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-2791622, and has not been changed.
This name is a synonym of Epithelantha micromeris subsp. pachyrhiza .
The record derives from WCSP (in review) which reports it as a synonym with original publication details: Cactus (Paris) 39: 31 1954.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:92869-2
.