Euphorbia hiberna Welw. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Malpighiales family Euphorbiaceae genus Euphorbia species Euphorbia paniculata Name Homonyms Euphorbia hiberna Welw. ex Nyman Euphorbia hiberna Lepech. Euphorbia hiberna Welw.