⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-50100258, with some changes.
This name is a synonym of Gymnocalycium paraguayense (K.Schum.) Hosseus.
The record derives from Tropicos which reports it as a synonym (record 50100258) with original publication details: Succulenta (Netherlands) 50(6): 105 105 1971.