Borzicactus tuberculatus Donald in Cact. Succ. J. (Los Angeles) 51(2): 55. 1979 Borzicactus tuberculatus Donald in Cact. Succ. J. (Los Angeles) 51(2): 55. 1979is basionym for Matucana tuberculata (Donald) Bregman, Meerst., Melis & A.B.Pullen in Succulenta (Netherlands) 66(9): 175. 1987Taxon for this nameBorzicactus tuberculatus Donald