Epithelantha bokei L.D. Benson, Cactus and Succulent Journal [U. S. ] 41: 185, 1969
Epithelantha bokei v. unguispina Mesa Garden Cat. 2000Epithelantha chihuahuensis
Epithelantha densispina H. Bravo Hollis, Anales del Instituto de Biologia de la Universidad Nacional de Mexico 22 (1): 19, 1951 Epithelantha greggii Orcutt, Cactography, 5, 1926Epithelantha micromeris (Engelmann) F.A.C. Weber, Bois, Dict. Hort. 2. 804; et ex Britton & Rose, Cactac. 3. 93 (1922), 1898
Epithelantha micromeris f. elongata (Backeberg) H. Bravo Hollis, Cact. Suc. Mex., 25 (3): 65: 1980Epithelantha micromeris ssp. greggii (Engelmann) Borg, Cactaceae Consensus Initiatives, 5: 12: 1998
Epithelantha micromeris ssp. micromerisEpithelantha micromeris ssp. pachyrhiza (W.T. Marshall) N.P. Taylor, Cactaceae Consensus Initiatives, 5: 13: 1944
Epithelantha micromeris ssp. polycephala (Backeberg) C. Glass, Guía Identific. Cact. Amenazadas México, 1: Ep/mi ssp. polycephala (1998 publ.): 1997Epithelantha micromeris ssp. unguispina (Boedeker) Backeberg, Cactaceae Consensus Initiatives, 5: 12: 1998
Epithelantha micromeris v. bokei (Benson) C. Glass & R. Foster, Cact. Succ. J. (U. S. A.), 50 (4): 185, 1978Epithelantha micromeris v. caespitosa Y. Ito, The Cactaceae: 529, as 'caespitusa' without type, 1981
Epithelantha micromeris v. densispina (H. Bravo Hollis) Backeberg, Cactus (Paris) 9 (39): 31, 1954Epithelantha micromeris v. fungifera
Epithelantha micromeris v. longispina Y. Ito, The Cactaceae: 530, without latin descr. or type, 1981Epithelantha micromeris v. neomexicana
Epithelantha micromeris v. rufispina (H. Bravo Hollis) Backeberg, Cactus (Paris) 9 (40): 57, 1954Epithelantha micromeris v. texensis
Epithelantha micromeris v. typica Croizat, Desert Pl. Life 15: 139., 1943Epithelantha neomexicana
Epithelantha pachyrhiza (W.T. Marshall) Backeberg, Cactus (Paris) 9 (39): 31, 1954
Epithelantha pachyrhiza v. elongata Backeberg, Cactus (Paris) no. 39: 32., 1954Epithelantha polycephala Backeberg, Cactus, Paris, No. 39, 32; et No. 40, 62 (1954); cf. Backeb. Cactac. Handb. Kakteenk. 5. 2918 (1961), 1954
Epithelantha rufispina H. Bravo Hollis, Anales del Instituto de Biologia de la Universidad Nacional de Mexico 22: 22, 1951Epithelantha spinosior C. Schmoll, An. Inst. Biol., Mexico, 22. 11., 1951
Epithelantha unguispina