Euphorbia
Synonyms
Chamaesyce hirta
Euphorbia hirta
Euphorbias
Spurge
Spurges
A large plant genus of the family EUPHORBIACEAE, order Euphorbiales, subclass Rosidae. They have a milky sap and a female flower consisting of a single pistil, surrounded by numerous male flowers of one stamen each. Euphorbia hirta is rarely called milkweed but that name is normally used for ASCLEPIAS.