Cereus oxypetalus hort. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Caryophyllales family Cactaceae genus Cereus species Cereus oxypetalus Name Homonyms Cereus oxypetalus hort. ex Salm-Dyck Cereus oxypetalus DC. Cereus oxypetalus hort.