# Carduus helenioides

> species of plant

**Wikidata**: [Q21872168](https://www.wikidata.org/wiki/Q21872168)  
**Source**: https://4ort.xyz/entity/carduus-helenioides


## References

1. Species Plantarum. 1st Edition, Volume 2
2. Integrated Taxonomic Information System
3. Global Biodiversity Information Facility
4. World Register of Marine Species
5. Tropicos
6. International Plant Names Index
7. BDTFX v7.00
8. Plants of the World Online
9. World Flora Online