# Silphium asteriscus var. trifoliatum

> variety of plants

**Wikidata**: [Q24691565](https://www.wikidata.org/wiki/Q24691565)  
**Source**: https://4ort.xyz/entity/silphium-asteriscus-var-trifoliatum


## References

1. Taxonomy database of the U.S. National Center for Biotechnology Information
2. Integrated Taxonomic Information System
3. World Register of Marine Species
4. Tropicos
5. International Plant Names Index
6. The Plant List 1.1
7. Flora of North America
8. UMLS 2023
9. Plants of the World Online
10. World Flora Online
11. Open Tree of Life reference taxonomy version 3.2
12. New York Flora Atlas
13. Maryland Plant Atlas
14. Indiana Plant Atlas
15. Flora of the Southeastern United States
16. CalPhotos