# Rudbeckia purpurea

> species of plant

**Wikidata**: [Q21877248](https://www.wikidata.org/wiki/Q21877248)  
**Source**: https://4ort.xyz/entity/rudbeckia-purpurea


## References

1. Species Plantarum. 1st Edition, Volume 2
2. Integrated Taxonomic Information System
3. Global Biodiversity Information Facility
4. World Register of Marine Species
5. Tropicos
6. International Plant Names Index
7. GRIN Taxonomy for Plants
8. New Zealand Organisms Register
9. BDTFX v7.00
10. Plants of the World Online
11. World Flora Online