Cephalocereus dautwitzii (F.Haage) Houghton Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Caryophyllales family Cactaceae genus Espostoa species Espostoa lanata Name Homonyms Cephalocereus dautwitzii (J.N.Haage) Voss Cephalocereus dautwitzii (F.Haage) Houghton