Acmispon americanus
Acmispon americanus var americanus.jpg
Scientific classification edit
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Fabales
Family: Fabaceae
Genus: Acmispon
A. americanus
Binomial name
Acmispon americanus
(Nutt.) Rydb.[1]
  • Lotus purshianus Clem. & E.G. Clem.[2]
  • Lotus unifoliolatus (Hook.) Benth.[3][4]

Acmispon americanus, known by the common names American bird's-foot trefoil[5] and Spanish clover, is a species of legume native to most habitats of California, the Western United States, Western Canada, and northern Mexico.


The plant is an upright hairy annual, growing to 25 cm. The flowers (to 6mm) are pale pink to cream.


Acmispon americanus is often discussed as comprising several varieties, including:

  • Acmispon americanus var. americanus [6][7]


External links