⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-5107971, with some changes.
This name is a synonym of Melocactus curvispinus .
The record derives from Tropicos which reports it as a synonym (record 5107971
) with original publication details: Monogr. Melocacti 56 56 1840.