This section is from the book "Field Book Of Western Wild Flowers", by Margaret Armstrong. Also available from Amazon: Field Book Of Western Wild Flowers.
From one to two feet tall, with a rather stout, more or less branching stem and soft, rather downy, dull green leaves. The flowers are about an inch across, with purplish-pink petals, often stained with crimson at the tips. This is found on dry hills in the Coast Ranges.

G.Goddardii var. capitata. EVENING PRIMROSE FAMILY. Onagraceae.
 
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