# Centaurea jacea subsp. nigra

> subspecies of plant

**Wikidata**: [Q59420283](https://www.wikidata.org/wiki/Q59420283)  
**Source**: https://4ort.xyz/entity/centaurea-jacea-subsp-nigra


## References

1. Global Biodiversity Information Facility
2. World Register of Marine Species
3. Tropicos
4. BDTFX v7.00
5. Nederlands Soortenregister
6. Plants of the World Online
7. World Flora Online
8. CalPhotos