Palouse thistle
- kingdom: Plantae
- phylum: Tracheophyta
- class: Magnoliopsida
- order: Asterales
- family: Asteraceae
- genus: Cirsium
- species: Cirsium brevifolium
Canyon City- Elgin
- La Grande
- Union
Oregon- Colfax
- Dallesport
- Pullman
- Spokane
Washington
United States