Rebutia senilis var. chrysacantha (Backeb.) Donald in Cactus (Paris) 40: 39. 1954 Rebutia senilis var. chrysacantha (Backeb.) Donald in Cactus (Paris) 40: 39. 1954is new combination for Rebutia chrysacantha Backeb., Kaktus-ABC: 416. 1936 ["1935"]Taxon for this nameRebutia senilis var. chrysacantha (Backeb.) Donald