Parodia horstii (F.Ritter) N.P.Taylor in Bradleya 5: 93. 1987 Parodia horstii (F.Ritter) N.P.Taylor in Bradleya 5: 93. 1987is new combination for Notocactus horstii F.Ritter in Succulenta (Netherlands) 45: 3. 1966Taxon for this nameParodia horstii (F.Ritter) N.P.Taylor in Bradleya 5: 93. 1987