Rebutia xanthocarpa f. citricarpa (Frič ex Backeb.) Buining & Donald in Sukkulentenkunde 7-8: 100. 1963
Rebutia xanthocarpa f. citricarpa in Sukkulentenkunde 7-8: 100. 1963
is new combination for Rebutia xanthocarpa var. citricarpa in Cact. Succ. J. (Los Angeles) 23: 83. 1951