Gymnocalycium hyptiacanthum subsp. callistum Prestlé in Gymnocalycium 33: 1317-1318. 2020 Gymnocalycium hyptiacanthum subsp. callistum Prestlé in Gymnocalycium 33: 1317-1318. 2020Taxon for this nameGymnocalycium hyptiacanthum subsp. callistum Prestlé
