Rebutia senilis var. stuemeri Backeb. in Kakteen-Freund 1: 131. 1932 Rebutia senilis var. stuemeri Backeb. in Kakteen-Freund 1: 131. 1932is basionym for Rebutia senilis f. stuemeri (Backeb.) Buining & Donald in Sukkulentenkunde 7-8: 99. 1963Taxon for this nameRebutia senilis var. stuemeri Backeb.