Pfeiffera mataralensis F.Ritter in Taxon 13(4): 115. 1964 Pfeiffera mataralensis F.Ritter in Taxon 13(4): 115. 1964is basionym for Lepismium mataralense (F.Ritter) Süpplie in Repert. Pl. Succ. 41: 9. 1991 ["1990"]Taxon for this namePfeiffera mataralensis F.Ritter