whitethorn ceanothus Rhamnaceae Ceanothus cordulatus
Leaf:Alternate, simple, persistent, ovate to elliptical in shape, about 1 inch long, 3-veined with rounded bases, entire margins, and acute to obtuse tips, light green to gray-green above, paler gray-green and glabrous or slightly pubescent, especially along veins below.
Flower:Small white, fragrant flowers in a dense panicle-like inflorescence, 1 to 2 inches across, appearing in the spring and early summer.
Fruit:3-lobed capsule, 1/6 inch across, rough in texture, and slightly sticky when young.
Twig:Rigid and spiny at the tip, terminal branchlets are thin and divergent.
Bark:Smooth, older bark is whitish with yellow-green spiny branchlets.
Form:Perennial native, spiny shrub with an intricate branching pattern and a spreading (3 to 6 feet) habit and smooth whitish bark.