Weberbauerocereus longicomus F.Ritter in Kakteen And. Sukk. 13: 117. 1962 sec. TROPICOS 1988+
- ≡Haageocereus longicomus (F.Ritter) P.V.Heath in Calyx 5(2): 64. 1955 syn. sec. Arakaki 2003
- =Weberbauerocereus albus F.Ritter in Kakteen And. Sukk. 13: 106. 1962 syn. sec. Arakaki 2003
- ≡Haageocereus albus (F.Ritter) G.D.Rowley in Natl. Cact. Succ. J. 37: 76. 1982 syn. sec. TROPICOS 1988+
- ≡Haageocereus albus (F.Ritter) P.V.Heath in Calyx 5(2): 64. 1995 syn. sec. Arakaki 2003