Opuntia barbata K.Brandegee Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Caryophyllales family Cactaceae genus Opuntia species Opuntia polyacantha Name Homonyms Opuntia barbata K.Brandegee ex J.A.Purpus Opuntia barbata K.Brandegee