Opuntia erinacea subsp. paucispina Dunkle Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Caryophyllales family Cactaceae genus Opuntia species Opuntia polyacantha Name Homonyms Opuntia erinacea var. paucispina Dunkle