Gymnocalycium spegazzinii subsp. cardenasianum (F.Ritter) R.Kiesling & Metzing in Darwiniana 34: 404. 1996
Gymnocalycium spegazzinii subsp. cardenasianum in Darwiniana 34: 404. 1996
is new combination for Gymnocalycium cardenasianum in Taxon 13(4): 144. 1964
Gymnocalycium spegazzinii subsp. cardenasianum in Darwiniana 34: 404. 1996