Formerly Lotus rigidus. Wiry-stemmed leguminous drought-deciduous subshrub 1-3 ft. tall with bright yellow pea-like flowers tinged reddish-orange, blooming January to June. Occurs on well-drained dry rocky slopes, flats, washes and foothills throughout southwestern deserts in Joshua tree and pinyon-juniper woodland communities; up to 6,000 ft. elevation. Notable upright growth form and drought resistance considering its former genus. Use in restoration and xeriscape landscaping. Eaten by desert tortoises. Pollinators include hummingbirds and large numbers of native bees.