Cylindropuntia wolfii (L.D. Benson) M.A. Baker in J. Arizona-Nevada Acad. Sci. 33: 150. 2001 sec. Hunt 2016
- ≡Opuntia echinocarpa var. wolfii L.D. Benson, Cact. California: 93. 1969 syn. sec. Guzmán & al. 2003
- =Grusonia wolfii (L.D. Benson) G.D. Rowley in Tephrocactus Study Group 12: 45. 2006 syn. sec. Rowley 2006