Echinocereus stramineus (Engelm.) Engelm. ex F. Seitz subsp. stramineus, Cat. Cact. cult.: 11. 1870 sec. Hunt 2016
- =Echinocereus conglomeratus Blanc, Hints on Cacti: 56. 1890 syn. sec. Guzmán & al. 2003
- =Echinocereus enneacanthus var. stramineus (Engelm.) L.D. Benson in Cact. Succ. J. (Los Angeles) 41: 127. 1969 syn. sec. Guzmán & al. 2003
- =Echinocereus enneacanthus var. conglomeratus (Blanc) L.D. Benson in Cact. Succ. J. (Los Angeles) 46: 80. 1974 syn. sec. Guzmán & al. 2003
- =Echinocereus stramineus var. conglomeratus (Blanc) Bravo in Cact. Suc. Mex. 19: 47. 1974 syn. sec. Guzmán & al. 2003