# Phyteuma spicatum subsp. nigrum
**Wikidata**: [Q84926119](https://www.wikidata.org/wiki/Q84926119)  
**Source**: https://4ort.xyz/entity/phyteuma-spicatum-subsp-nigrum


## References

1. International Plant Names Index
2. Plants of the World Online
3. Belgian Species List
4. World Flora Online