Acmispon brachycarpus

Acmispon brachycarpus (formerly Lotus humistratus^[3]) 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.

Acmispon brachycarpus
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Rosids
Order:	Fabales
Family:	Fabaceae
Subfamily:	Faboideae
Genus:	Acmispon
Species:	A. brachycarpus
Binomial name
Acmispon brachycarpus (Benth.) D.D.Sokoloff
Synonyms[1][2]
Anisolotus brachycarpus (Benth.) Rydb. Anisolotus trispermus (Greene) Wooton & Standl. Hosackia brachycarpa Benth. Hosackia trisperma (Greene) Brand Lotus humistratus Greene Lotus trispermus Greene