Cereus leonensis (Mathsson) Orcutt in W. Amer. Sci. 13: 27. 1902 Cereus leonensis (Mathsson) Orcutt in W. Amer. Sci. 13: 27. 1902is new combination for Echinocereus leonensis Mathsson in Monatsschr. Kakteenk. 1: 66. 1891Taxon for this nameCereus leonensis (Mathsson) Orcutt