Euphorbia virgata Waldst. & Kit.
Family: Euphorbiaceae
leafy spurge, wolf's-milk
Euphorbia virgata image
Christopher Noll  
Etymology: Euphorbia: for Euphorbus, corpulent Greek physician of Juba II, King of Mauretania. Juba, educated in Rome, and married to daughter of Antony and Cleopatra. From eu, "good" and phorbe, "pasture or fodder," thus giving euphorbos the meaning "well fed."
Plants: erect, perennial, 12"-28" tall, usually hairless forb, milky white sap that can cause skin rashes; stems with usually 7-15 alternate, flowering branches below the main umbel; colony-forming roots to 15' deep
Leaves: bluish-green; alternate stem leaves linear to lance-like; those below the flower umbel shorter and wider, becoming oval
Flowers: green to yellow, no petals or sepals, upper leaves petal-like; inflorescence a 5" wide umbel with opposite leaves; blooms May-Sept.
Habitat: sun; dry; disturbed sites; in light soil
Hazardous: Careful, this plant is hazardous!
Invasiveness: Restricted Invasive - Eradicate!
Conservation Status: Introduced - naturalized; ecologically invasive and noxious weed