# Osmunda regalis var. spectabilis

> variety of plants

**Wikidata**: [Q24692843](https://www.wikidata.org/wiki/Q24692843)  
**Source**: https://4ort.xyz/entity/osmunda-regalis-var-spectabilis


## References

1. Taxonomy database of the U.S. National Center for Biotechnology Information
2. Integrated Taxonomic Information System
3. Global Biodiversity Information Facility
4. Tropicos
5. International Plant Names Index
6. GRIN Taxonomy for Plants
7. Flora of North America
8. Database of Vascular Plants of Canada
9. United States Department of Agriculture Plants Database
10. UMLS 2023
11. TAXREF v9.0
12. TAXREF v10.0
13. TAXREF v11.0
14. TAXREF v12.0
15. TAXREF v13.0
16. TAXREF v14.0
17. TAXREF v15.0
18. TAXREF v16.0
19. Plants of the World Online
20. World Flora Online
21. Native Plants Database
22. Open Tree of Life reference taxonomy version 3.2
23. New York Flora Atlas
24. Maryland Plant Atlas
25. CalPhotos