Poinsettia cyathophora (Murray) Bartl. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Malpighiales family Euphorbiaceae genus Euphorbia species Euphorbia heterophylla Name Homonyms Poinsettia cyathophora (Murray) Klotzsch & Garcke Poinsettia cyathophora (Murray) Bartl.