Cereus pensilis K.Brandegee in Zoë 5(10): 192. 1905
Cereus pensilis in Zoë 5(10): 192. 1905
is basionym for Echinocereus pensilis in Monatsschr. Kakteenk. 18: 5. 1908
is basionym for Morangaya pensilis in Ashingtonia 1(4): 44. 1974
Cereus pensilis in Zoë 5(10): 192. 1905