Gymnocalycium marsoneri P 230
Argentina: Campo Cuijano, Salta, 1100m
Gymnocalycium marsoneri P 230
Argentina: Campo Cuijano, Salta, 1100m
Gymnocalycium hamatum F.Ritter 1980 *
Bolivia: near Palos Blancos, Tarija, 730-870m
* Gymnocalycium hamatum F.Ritter 1980 = Gymnocalycium matoense Buining et Brederoo 1975 = Gymnocalycium marsoneri sensu Hunt = Gymnocalycium marsoneri ssp. matoense (Buining & Brederoo) P. J. Braun & Esteves 1995 = Gymnocalycium marsoneri ssp. megatae (Y.Itô) G.J.Charles 2009 = Gymnocalycium megatae ssp. matoense (Buining & Brederoo) H. Till & Amerhauser 2010
Gymnocalycium megatae Y.Itô 1957 *
Bolivia: Santa Cruz, Cochabamba, Chuquisaca
Paraguay: Boquerón
* Gymnocalycium megatae Y.Itô 1957 = Gymnocalycium marsoneri ssp. megatae (Y.Itô) G.J.Charles 2009
Gymnocalycium marsoneri Fric ex. Y. Ito 1957 *
Argentina – Bolivia: Gran Chaco
* Syn.: Gymnocalycium megatae Y. Ito 1957 = Gymnocalycium delaetii ssp. marsoneri (Frič ex Y. lto) H. Till & Amerh. 2008