# Silphium compositum var. compositum
**Wikidata**: [Q67188519](https://www.wikidata.org/wiki/Q67188519)  
**Source**: https://4ort.xyz/entity/silphium-compositum-var-compositum


## References

1. Integrated Taxonomic Information System
2. Global Biodiversity Information Facility
3. World Register of Marine Species
4. Tropicos
5. United States Department of Agriculture Plants Database
6. Plants of the World Online
7. World Flora Online
8. Native Plants Database
9. Flora of the Southeastern United States