Euphorbia segetalis L.  

Family: Euphorbiaceae

grainfield spurge

[Esula segetalis (L.) Haw., moreEuphorbia austrina (Small) Jabl., Galarhoeus austrinus (Small) Small, Keraselma segetalis (L.) Raf., Tithymalus austrinus Small, Tithymalus segetalis (L.) Hill]