⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-5107675, and has not been changed.
This name is a synonym of Melocactus ernestii subsp. longicarpus .
The record derives from Tropicos which reports it as a synonym (record 5107675
) with original publication details: Cact. Succ. J. (Los Angeles) 46: 191 191 1974.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:280756-2
.