Echinocereus polyacanthus Engelm., Memoir Tour N. Mexico [Wislizenus]: 104. 1848 sec. Hunt 2016
- =Echinocereus polyacanthus Engelm. subsp. polyacanthus, Mem. Tour N. Mexico [Wislizenus]: 104. 1848 syn. sec. ???
- =Cereus leeanus Hook. in Bot. Mag. 75: t. 4417. 1849 syn. sec. Blum & al. 1998
- =Cereus polyacanthus (Engelm.) Engelm. in Mem. Amer. Acad. Arts, n.s., 4: 51. 1849 syn. sec. Blum & al. 1998
- =Echinocereus durangensis Poselg. ex Rümpler, Handb. Cacteenk. (ed. 2): 799. 1886 syn. sec. Hunt & al. 2006
- =Echinocereus leeanus (Hook.) Lem. ex Rümpler, Handb. Cacteenk. (ed. 2): 828. 1886 syn. sec. Hunt & al. 2006
- =Echinocereus acifer var. diversispinus K. Schum., Gesamtbeschr. Kakt.: 287. 1898 syn. sec. Blum & al. 1998
- =Echinocereus acifer var. durangensis (Poselg. ex Rümpler) K. Schum., Gesamtbeschr. Kakt.: 287. 1898 syn. sec. Blum & al. 1998
- =Echinocereus triglochidiatus var. polyacanthus (Engelm.) L.D. Benson in Proc. Calif. Acad. Sci., ser. 4, 25: 253. 1944 syn. sec. Guzmán & al. 2003
- =Echinocereus triglochidiatus subsp. polyacanthus (Engelm.) U. Guzmán in Cactaceae Syst. Init. 16: 17. 2003 syn. sec. ???