Chamaesyce atoto subsp. minor (Boiss.) Hurus. Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Malpighiales family Euphorbiaceae genus Euphorbia species Euphorbia atoto Name Homonyms Chamaesyce atoto f. minor (Boiss.) Hurus. Chamaesyce atoto subsp. minor (Boiss.) Hurus.