⚠ Version 1 of The Plant List has been superseded.
This name record (from Tropicos) is not included in version 1.1 of The Plant List. It is possible the same name is included from a different data source, to check this you can search for Melocactus brongnartii in version 1.1 of The Plant List.
This name is a synonym of Melocactus curvispinus .
The record derives from Tropicos which reports it as a synonym (record 50101137
) with original publication details: Monatsschr. Kakteenk. 2: 88 88 1892.