# Centaurea nigrescens subsp. nigrescens

> subspecies of plant

**Wikidata**: [Q50922457](https://www.wikidata.org/wiki/Q50922457)  
**Source**: https://4ort.xyz/entity/centaurea-nigrescens-subsp-nigrescens


## References

1. Global Biodiversity Information Facility
2. World Register of Marine Species
3. International Plant Names Index
4. GRIN Taxonomy for Plants
5. BDTFX v7.00
6. Plants of the World Online
7. Australian Plant Name Index
8. FloraWeb
9. European Nature Information System
10. World Flora Online
11. Flora Croatica Database
12. EASIN Catalogue of Alien Species