Sclerocactus Britton & Rose [Cactaceae-Cactoideae-Cacteae] 14 Texas, Utah, Colorado, New Mexico, Nevada, Arizona, California, Nevada, Nuevo Leon, Chihuahua, San Louis Potosi, Coahuila
 
71683 Rep. U.S. Mex. Bound. (Cactaceae of the boundary): t. 35 () [P. Roetter]
71682 16 370970 Echinomastus intertextus (Engelm.) Britton & Rose [-1] [370970--1-369205] Rep. U.S. Mex. Bound. (Cactaceae of the boundary): t. 34 () [P. Roetter]
118148 16 370970 Echinomastus intertextus (Engelm.) Britton & Rose [-1] [370970--1-369205] C.F. Förster, T. Rümpler, Handb. Cacteenk., ed. 2, vol. 2 : t. 72 (1886)