Epithelantha spinosior C.Schmoll in Anales Inst. Biol. Univ. Nac. México 22: 11. 1951
Epithelantha spinosior in Anales Inst. Biol. Univ. Nac. México 22: 11. 1951
Epitype (designated by Aquino, D., Cervantes, R.C., Gernandt, D.S. & Arias, S. 20191): Mexico, Nuevo León: El Salitre, 28 May 2004, G. B. Hinton 28272 (MEXU: 1309347)
Type: Coahuila. C. Schmoll s.n., not preserved
Type: Lectotype: [illustration] “Fig. 1 Epithelantha spinosior n. sp.” In C. Schmoll, Anales Inst. Biol. Univ. Nac. México. 22: 11. 19512
Epithelantha spinosior in Anales Inst. Biol. Univ. Nac. México 22: 11. 1951