Pilosocereus leucocephalus (Poselg.) Byles & G.D.Rowley in Cact. Succ. J. Gr. Brit. 19(3): 67. 1957
Pilosocereus leucocephalus in Cact. Succ. J. Gr. Brit. 19(3): 67. 1957
is new combination for Pilocereus leucocephalus in Allg. Gartenzeitung 21(12): 126. 1853
Pilosocereus leucocephalus in Cact. Succ. J. Gr. Brit. 19(3): 67. 1957