compass plant
- kingdom: Plantae
- phylum: Tracheophyta
- class: Magnoliopsida
- order: Asterales
- family: Asteraceae
- genus: Silphium
- species: Silphium laciniatum
Calera- Montgomery
Alabama- Colorado Springs
- Denver
Colorado- Hodgkins
- Justice
- Willow Springs
Illinois- Emporia
- Leavenworth
Kansas- Eunice
Louisiana- Minden
Nebraska- Washington, D. C.
Washington, D.C.
United States