Efossus phyllacanthus (Mart.) Orcutt in Cactography 5. 1926 Efossus phyllacanthus (Mart.) Orcutt in Cactography 5. 1926is new combination for Echinocactus phyllacanthus Otto & A.Dietr. in Allg. Gartenzeitung 4: 201. 1836Taxon for this nameEfossus phyllacanthus (Mart.) Orcutt