Euphorbia monocephala Baker Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Malpighiales family Euphorbiaceae genus Euphorbia species Euphorbia pachysantha Name Homonyms Euphorbia monocephala Baker ex Denis Euphorbia monocephala Pax Euphorbia monocephala Baker