Notocactus prolifer (F.Ritter) S.Theun. in Succulenta (Netherlands) 60: 142. 1981 Notocactus prolifer (F.Ritter) S.Theun. in Succulenta (Netherlands) 60: 142. 1981is new combination for Wigginsia prolifera F.Ritter, Kakteen Südamerika 1: 199. 1979Taxon for this nameNotocactus prolifer (F.Ritter) S.Theun.