Gymnocalycium damsii subsp. evae Halda, Horáček & Milt in Gymnocalycium 17: 551. 2004 Gymnocalycium damsii subsp. evae Halda, Horáček & Milt in Gymnocalycium 17: 551. 2004Taxon for this nameGymnocalycium damsii subsp. evae Halda, Horáček & Milt