Ferocactus emoryi (Engelm.) Orcutt in Cactography 1: 5. 1926 Ferocactus emoryi (Engelm.) Orcutt in Cactography 1: 5. 1926is new combination for Echinocactus emoryi Engelm. in Proc. Amer. Acad. Arts 3: 275. 1856Taxon for this nameFerocactus emoryi (Engelm.) Orcutt in Cactography 1: 5. 1926