Opuntia phaeacantha f. phaeacantha Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Caryophyllales family Cactaceae genus Opuntia species Opuntia phaeacantha Name Homonyms Opuntia phaeacantha var. phaeacantha Opuntia phaeacantha f. phaeacantha