Euphorbia obscura Láng Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Malpighiales family Euphorbiaceae genus Euphorbia species Euphorbia virgata Name Homonyms Euphorbia obscura Loisel. Euphorbia obscura Láng ex Rchb. Euphorbia obscura Láng