Neochilenia gracilis (F.Ritter) Backeb., Descr. Cact. Nov. 3: 9. 1963 Neochilenia gracilis (F.Ritter) Backeb., Descr. Cact. Nov. 3: 9. 1963is new combination for Pyrrhocactus gracilis F.Ritter in Succulenta (Netherlands) 1961: 129. 1961Taxon for this nameNeochilenia gracilis (F.Ritter) Backeb.