Acmispon decumbens


Acmispon decumbens is a species of flowering plant in the family Fabaceae, native to the western United States and north-western Mexico. It was first described by George Bentham in 1836 as Hosackia decumbens.
It grows in several types of habitat, including mountain forest and meadows. It is a spreading or mat-forming perennial herb coated in long hairs. It is lined with leaves each made up of small green oval leaflets. The inflorescence bears up 12 pinkish yellow pealike flowers each a centimeter long or more. The fruit is a slender, bent, beaked legume pod.

Varieties

Two varieties are recognized:
  • Acmispon decumbens var. decumbens; synonyms include Acmispon nevadensis Brouillet, Hosackia heermannii L.C.Anderson, Syrmatium nevadense Greene
  • Acmispon decumbens var. davidsonii Govaerts; synonyms include Lotus davidsonii Greene