# Hieracium echioides subsp. procerum

> subspecies of plant

**Wikidata**: [Q43374460](https://www.wikidata.org/wiki/Q43374460)  
**Source**: https://4ort.xyz/entity/hieracium-echioides-subsp-procerum


## References

1. Flora Europaea: Notulae Systematicae ad Floram Europaeam spectantes: No. 19
2. International Plant Names Index
3. Plants of the World Online
4. European Nature Information System
5. World Flora Online