Euphorbia esula subsp. xpseudovirgata Schur Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Malpighiales family Euphorbiaceae genus Euphorbia species Euphorbia virgata Name Homonyms Euphorbia esula subsp. xpseudovirgata Schur