Echinocereus conoideus var. cristata Houghton in J. Cact. Succ. Soc. Amer. 2: 490. 1931 Echinocereus conoideus var. cristata Houghton in J. Cact. Succ. Soc. Amer. 2: 490. 1931Taxon for this nameEchinocereus conoideus var. cristata Houghton
