# Silphium gracile

> species of plant

**Wikidata**: [Q38778808](https://www.wikidata.org/wiki/Q38778808)  
**Source**: https://4ort.xyz/entity/silphium-gracile


## References

1. Integrated Taxonomic Information System
2. Global Biodiversity Information Facility
3. World Register of Marine Species
4. Tropicos
5. International Plant Names Index
6. United States Department of Agriculture Plants Database
7. Plants of the World Online
8. Interim Register of Marine and Nonmarine Genera
9. World Flora Online
10. Native Plants Database
11. Plant Finder
12. Flora of the Southeastern United States
13. SERNEC
14. TORCH Data Portal