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        greenbark ceanothus Rhamnaceae Ceanothus spinosus  
        
 Leaf:Alternate, simple, evergreen, oval, 1 to 3 inches long, thick, entire margins, shiny green and glabrous above and paler below; leaves may be toothed on vigorous shoots.
 Flower:Perfect and complete small white to  pale lilac flowers borne in long terminal or axillary clusters; appearing February to May.
 Fruit:Small, round to triangular, sticky capsule up to 3/16 inch in diameter' each lobe is ridged.
 Twig:Slender, smooth, angled, and stiff, often terminating in thorns; bright green to tannish green.
 Bark:Initially bright green, becoming gray and rough.
 Form:An erect, loosely branched shrub or small tree to 20 feet tall.
 
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