Photographer: Dan Tenaglia
Euphorbia obtusata Pursh
blunt-leaved spurge, woodland spurge
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."
obtusata: from Latin obtus meaning "dull or blunt"
|Status: ||Introduced - adventive|
|Plant: ||erect, annual/perennial, 8"-14", smooth forb mostly unbranched to the umbel|
|Flower: ||greenish, 1/8" wide; inflorescence usually a 3-branched umbel; blooms April-May|
|Fruit:||warty capsule with mostly smooth seeds about as wide as long|
|Leaf:||stem leaves oblong, finely toothed, 1/2"-1 1/2" long, stalkless, slightly clasping; leaves just below the main umbel wider and shorter, those in the umbel widely-oval|