# Ambrosia trifida var. trifida

> variety of great ragweed

**Wikidata**: [Q67185943](https://www.wikidata.org/wiki/Q67185943)  
**Source**: https://4ort.xyz/entity/ambrosia-trifida-var-trifida


## References

1. Integrated Taxonomic Information System
2. Global Biodiversity Information Facility
3. Tropicos
4. International Plant Names Index
5. United States Department of Agriculture Plants Database
6. Native Plants Database
7. Colorado Plant Database
8. Maryland Plant Atlas
9. Flora of the Southeastern United States
10. CalPhotos