Myrtillocactus schenckii (J.A.Purpus) Britton & Rose in Contr. U.S. Natl. Herb. 12: 427, t. 73. 1909 sec. Hunt 2006
- ≡Cereus schenckii J.A.Purpus in Monatsschr. Kakteenk. 19: 38. 1909 syn. sec. Hunt 2006
- Lectotype (designated by Hunt, D.R. & Taylor, N. P. 2006: 9): [illustration] 'Cereus Schenkii J. A. Purp.' in Purpus in Monatsschr. Kakteenk. 19: 39. 1909
- =Myrtillocactus schenckii f. cristatus P.V.Heath in Calyx 2: 105. 1992 syn. sec. Kew WCVP (2019)