Pilocereus bruennowii J.N.Haage Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Caryophyllales family Cactaceae genus Oreocereus species Oreocereus celsianus Name Homonyms Pilocereus bruennowii J.N.Haage ex C.F.Först. & Rümpler Pilocereus bruennowii J.N.Haage