Wyethia angustifolia

Narrow Leaf Mule Ears (Wyethia angustifolia) is a native perennial herb in the Asteraceae (Sunflower) family that grows in central and northern California. It tends to grow in stream banks and springs, at elevations from 0-5,500 feet, from the coast to the Sierras. It is winter dormant and dies back to the ground. It has large flowers, up to 3″ in diameter, that last from spring to summer.