Acmispon argyraeus

About

Acmispon argyraeus, synonym Lotus argyraeus, is a species of legume native to California and northwest Mexico. It is known by the common name canyon bird's-foot trefoil. It occurs in dry mountain habitats. It is a perennial herb composed of leaves, each made up of a few oval leaflike leaflets about 1 cm long. Most parts of the plant have a silky-hairy in texture. The inflorescence holds one to three pinkish-yellow flowers roughly 1 cm long. The fruit is a dehiscent legume pod up to 2.5 cm long.

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