This name is a synonym of Gymnocalycium platense (Speg.) Britton & Rose.
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Sukkulentenkunde 6: 30 1957.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:115488-2.
This name was in version 1 of The Plant List, record kew-2835800, and has not been changed.