Rebutia diersiana var. minor Rausch in Succulenta (Netherlands) 58(11): 258. 1979
Rebutia diersiana var. minor in Succulenta (Netherlands) 58(11): 258. 1979
is basionym for Rebutia minor in Cactus & Co. 4: 42. 2000
is basionym for Aylostera minor in Pakistan J. Bot. 43: 2782. 2011