Echinocereus engelmannii (Parry ex Engelm.) Lem., Cactées: 56. 1868 sec. Hunt 2016
- ≡Cereus engelmannii Parry ex Engelm. in Amer. J. Sci. Arts, ser. 2, 14: 338. 1852 syn. sec. Guzmán & al. 2003
- =Cereus munzii Parish in Bull. S. Calif. Acad. Sci. 25: 48. 1926 syn. sec. Guzmán & al. 2003
- =Echinocereus engelmannii var. munzii (Parish) W. Pierce & Fosberg in Bull. S. Calif. Acad. Sci. 32: 123. 1933 syn. sec. Guzmán & al. 2003
- =Echinocereus decumbens Clover & Jotter in Bull. Torrey Bot. Club 68: 417. 1941 syn. sec. Guzmán & al. 2003
- =Echinocereus engelmannii var. acicularis L.D. Benson, Cacti Ariz., ed. 3: 22. 1969 syn. sec. Guzmán & al. 2003