# Rudbeckia hirta var. hirta

> variety of plants

**Wikidata**: [Q24691201](https://www.wikidata.org/wiki/Q24691201)  
**Source**: https://4ort.xyz/entity/rudbeckia-hirta-var-hirta


## References

1. Integrated Taxonomic Information System
2. Global Biodiversity Information Facility
3. World Register of Marine Species
4. Tropicos
5. GRIN Taxonomy for Plants
6. Flora of North America
7. United States Department of Agriculture Plants Database
8. BDTFX v7.00
9. TAXREF v9.0
10. TAXREF v10.0
11. TAXREF v11.0
12. TAXREF v12.0
13. TAXREF v13.0
14. TAXREF v14.0
15. TAXREF v15.0
16. TAXREF v16.0
17. Plants of the World Online
18. World Flora Online
19. Native Plants Database
20. Maryland Plant Atlas
21. Indiana Plant Atlas
22. Flora of the Southeastern United States