Acmispon brachycarpus (formerly Lotus humistratusJepson Manual, Vascular Plants of California, 2nd ed., 2012, p. 725) is a species of legume known by the common name foothill deervetch. It is native to western North America from Idaho to Texas to northern Mexico, where it is known from many types of habitat. It is an annual herb spreading upright or taking a clumpy or matted form. It is lined with leaves each usually made up of four hairy, somewhat fleshy leaflets each up to about 1 cm long. Solitary yellow, pea-like flowers appear in the leaf axils. The fruit is a legume pod variable in size and shape.
References
External links Jepson Manual Treatment USDA Plants Profile Photo gallery