Cereus subg. Oreocereus A.Berger in Rep. (Annual) Missouri Bot. Gard. 16: 64. 1905 Cereus subg. Oreocereus A.Berger in Rep. (Annual) Missouri Bot. Gard. 16: 64. 1905is basionym for Oreocereus (A.Berger) Riccob. in Boll. Reale Orto Bot. Palermo 8: 258. 1909Taxon for this nameCereus subg. Oreocereus A.Berger