# Circaea canadensis subsp. quadrisulcata

> subspecies of plant

**Wikidata**: [Q24877926](https://www.wikidata.org/wiki/Q24877926)  
**Source**: https://4ort.xyz/entity/circaea-canadensis-subsp-quadrisulcata


## References

1. A Scientific Dataset of useful plants of China
2. Taxonomy database of the U.S. National Center for Biotechnology Information
3. Global Biodiversity Information Facility
4. Tropicos
5. International Plant Names Index
6. Flora of China
7. List of plant species in China (2022 Edition)
8. Checklist of tracheophyte in Heilongjiang Province
9. A checklist of vascular plants in Shaanxi Province, China (Version 2021)
10. UMLS 2023
11. Plants of the World Online
12. World Flora Online
13. Open Tree of Life reference taxonomy version 3.2