riverbar bird's-foot trefoil
- kingdom: Plantae
- phylum: Tracheophyta
- class: Magnoliopsida
- order: Fabales
- family: Fabaceae
- genus: Acmispon
- species: Acmispon denticulatus
- Vernon
British Columbia
Canada- Eugene
- Lakeview
- Prineville
- Sheridan
Oregon- Friday Harbor
- Seattle
Washington
United States