Echinocereus schmollii (Weing.) N.P.Taylor, Gen. Echinocereus: 140. 1985 sec. Sánchez & al. 2018
- ≡Cereus schmollii Weing. in Monatsschr. Deutsch. Kakteen-Ges. 3: 251. 1931 syn. sec. ???
- ≡Wilcoxia schmollii (Weing.) F.M.Knuth, Kaktus-ABC: 323. 1936 ["1935"] syn. sec. ???
- =Wilcoxia nerispina A.Cartier in Succulentes 1980(4): 9. 1980 syn. sec. TROPICOS 1988+
- –Wilcoxia schmollii var. lanata A.Cartier in Succulentes 1980(4): 8. 1980, nom. inval., syn. sec. Kew WCVP (2019)
