Echinopsis trichosa (Cárdenas) H.Friedrich & G.D.Rowley in I.O.S. Bull. 3(3): 98. 1974 Echinopsis trichosa (Cárdenas) H.Friedrich & G.D.Rowley in I.O.S. Bull. 3(3): 98. 1974is new combination for Trichocereus trichosa Cárdenas in Cactus (Paris) 57: 249. 1957Taxon for this nameEchinopsis trichosa (Cárdenas) H.Friedrich & G.D.Rowley