Epithelantha F.A.C. Weber ex Britton & Rose ex Britton & Rose [Cactaceae-Cactoideae-Cacteae] 2 E Arizona, New Mexico, W Texas, Chihuahua, Coahuila, San Louis Potosi, Nuevo Leon
 
7164912 390609 Epithelantha micromeris (Engelm.) F.A.C.Weber ex Britton & Rose [-1-1] Rep. U.S. Mex. Bound. (Cactaceae of the boundary): t. 1 () [P. Roetter]
 
7165012 390609 Epithelantha micromeris (Engelm.) F.A.C.Weber ex Britton & Rose [-1-1] Rep. U.S. Mex. Bound. (Cactaceae of the boundary): t. 2 () [P. Roetter]
 
7172462 390609 Epithelantha micromeris (Engelm.) F.A.C.Weber ex Britton & Rose [-1] Rep. U.S. Mex. Bound. (Cactaceae of the boundary): t. 2 () [P. Roetter]