Euphorbia cyparissias L.
Family: Euphorbiaceae
cypress spurge, graveyard spurge
Euphorbia cyparissias image
Merel R. Black  
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, .8"-14" tall forb; rhizomes forming colonies
Leaves: stem leaves numerous, very fine, thread-like; leaves below the umbel with heart-shaped bases
Flowers: greenish to yellow, no petals or sepals, upper leaves petal-like; inflorescence an umbel with 10 or more branches; blooms May-Aug.
Habitat: dry; disturbed areas, roadsides
Hazardous: Careful, this plant is hazardous!
Invasiveness: Restricted Invasive - Eradicate!
Conservation Status: Introduced - naturalized; ecologically invasive