Echinocactus bicolor var. montemorelanus F.A.C.Weber, Dict. Hort. 1: 465. 1896 Echinocactus bicolor var. montemorelanus F.A.C.Weber, Dict. Hort. 1: 465. 1896Taxon for this nameEchinocactus bicolor var. montemorelanus F.A.C.Weber
