Short, drought tolerant leguminous native annual with bicolored flowers of blue and white, blooming March to July. Occurs in open sandy soils and grassy areas; up to 5,500 ft. elevation. Common in large patches among California poppy (Eschscholzia californica); often after wildfire. Grows rapidly, useful for quick cover and beautification. Seeds are eaten by various birds. Important pollen source for bees and other pollinators.