Vicia hassei is a species of vetch known by the common names Hasse's vetch and slender vetch. It is native to the west coast of North America from Oregon through California to Baja California, where it occurs in many types of coastal and inland habitat. Description Vicia hassei is an annual herb. The leaves are made up of a few pairs of leaflets up to 2.5 centimeters long often with flat, notched, or toothed tips. The inflorescence is usually a solitary flower or a pair of flowers with white or lavender corollas just under a centimeter long. The fruit is a legume pod 2 or 3 centimeters in length and a few millimeters wide which contains the seeds. References External links Jepson Manual Treatment: Vicia hassei USDA Plants Profile Vicia hassei — U.C. Photo gallery hassei Flora of Baja California Flora of California Flora of Oregon Natural history of the California chaparral and woodlands Natural history of the California Coast Ranges Natural history of the Central Valley (California) Natural history of the Channel Islands of California Natural history of the Peninsular Ranges Natural history of the San Francisco Bay Area Natural history of the Santa Monica Mountains Natural history of the Transverse Ranges Flora without expected TNC conservation status