Opuntia oblongata H.Wendl. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Caryophyllales family Cactaceae genus Opuntia species Opuntia tomentosa Name Homonyms Opuntia oblongata H.Wendl. Opuntia oblongata H.L.Wendl. ex Pfeiff.