Melocactus andinus R.Gruber ex N.P.Taylor in Bradleya 9: 63–64. 1991 Melocactus andinus R.Gruber ex N.P.Taylor in Bradleya 9: 63–64. 1991is basionym for Melocactus mazelianus subsp. andinus (R.Gruber ex N.P.Taylor) Guiggi in Cactology 2: 7. 2010Taxon for this nameMelocactus andinus R.Gruber ex N.P.Taylor in Bradleya 9: 63–64. 1991