Weingartia frey-juckeri Diers & K.Augustin in Gymnocalycium 20: 711. 2007 Weingartia frey-juckeri Diers & K.Augustin in Gymnocalycium 20: 711. 2007Taxon for this nameWeingartia frey-juckeri Diers & K.Augustin in Gymnocalycium 20: 711. 2007