sun spurge plant - euphorbia helioscopia - green-yellow flowering plant in a meadow

milkweed sonnwendwolfsmilch euphorbiaceae wolfsmilch madwoman nature plant green flower spurge flora euphorbia leaf milk natural sun annual poisonous common helioscopia grass leaves petals yellow toxic wild closeup garden spring inflorescence balkan yellowish venomous viperous umbrella red glencar violet day mediterranean herbaceous irish wart hyberna wildflower