Ritterocereus griseus (Haw.) Backeb. in Cact. Succ. J. (Los Angeles) 23: 121. 1951
Ritterocereus griseus in Cact. Succ. J. (Los Angeles) 23: 121. 1951
is new combination for Cereus griseus, Syn. Pl. Succ.: 182. 1812
Ritterocereus griseus in Cact. Succ. J. (Los Angeles) 23: 121. 1951
Taxon for this name