⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-5107979, with some changes.
This name is a synonym of Melocactus curvispinus .
The record derives from Tropicos which reports it as a synonym (record 5107979
) with original publication details: Acta Bot. Acad. Sci. Hung. 22: 134, f. 6 134 1976.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:156831-2
.