# Polygala calcarea

> species of plant

**Wikidata**: [Q163756](https://www.wikidata.org/wiki/Q163756)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Polygala_calcarea)  
**Source**: https://4ort.xyz/entity/polygala-calcarea


## References

1. The IUCN Red List of Threatened Species 2022.2
2. IUCN Red List
3. Taxonomy database of the U.S. National Center for Biotechnology Information
4. Global Biodiversity Information Facility
5. Tropicos
6. International Plant Names Index
7. The Plant List 1.1
8. [FloraWeb](http://www.floraweb.de/pflanzenarten/artenhome.xsql?suchnr=4395)
9. UMLS 2023
10. BDTFX v7.00
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. National Biodiversity Network
20. Plants of the World Online
21. FloraWeb
22. Info Flora
23. World Flora Online
24. Royal Horticultural Society Plant Database
25. Open Tree of Life reference taxonomy version 3.2
26. FloraVeg.EU
27. CalPhotos