⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-2835742, with some changes.

Gymnocalycium nigriareolatum f. carmineum H.Till is a synonym of Gymnocalycium hybopleurum (K.Schum.) Backeb.

This name is a synonym of Gymnocalycium hybopleurum (K.Schum.) Backeb..

The record derives from WCSP (in review) which reports it as a synonym with original publication details: Gymnocalycium 11: 255 1998.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:316144-2.