Hosackia oblongifolia
Introduction '''''Hosackia oblongifolia''''', synonym ''Lotus oblongifolius'', is a species of legume native to western North America from Oregon to northern Mexico. It is known by the common name '''streambank bird's-foot trefoil''' or '''meadow lotus'''. It grows in moist to wet areas in several types of habitat. It is a spreading or upright perennial herb lined with leaves each made up of 3 elongated oval leaflets each up to 2.5 centimeters long. The inflorescence bears several yellow and white flowers between 1 and 2 centimeters long. The fruit is very elongated, reaching up to 5 centimeters in length but just a few millimeters in width.Plants with copper colored flowers have been separated by some sources as var. ''cupreus'', the '''copper-flowered bird's-foot trefoil'''. They are found in the Sierra Nevada slopes of Tulare County, California.
References
External links * Jepson Manual Treatment* USDA Plants Profile* Photo galleryFlowers and leaf