Lotus aboriginus

Lotus aboriginus is a species of legume known by the common names rosy bird's-foot trefoil and thicket trefoil. It is native to the West Coast of the United States from Washington to northern California, where it grows in the coastal mountains and canyons, often in moist areas. It is a perennial herb lined with leaves each made up of pairs of oval leaflike leaflets 1 to 3 cm long. The inflorescence is a spray of six to 10 white or pink flowers each about 1 cm long. The flower is somewhat tubular, encased at the base in a calyx of sepals and lobed at the mouth. The fruit is a hairless elongated legume pod 3-5 cm long.