# Calystegia sepium subsp. americana

> subspecies of plant

**Wikidata**: [Q19608152](https://www.wikidata.org/wiki/Q19608152)  
**Source**: https://4ort.xyz/entity/calystegia-sepium-subsp-americana


## References

1. Taxonomy database of the U.S. National Center for Biotechnology Information
2. Integrated Taxonomic Information System
3. Global Biodiversity Information Facility
4. Tropicos
5. International Plant Names Index
6. The Plant List 1.1
7. Database of Vascular Plants of Canada
8. United States Department of Agriculture Plants Database
9. UMLS 2023
10. National Biodiversity Network
11. Plants of the World Online
12. European Nature Information System
13. World Flora Online
14. Native Plants Database
15. Open Tree of Life reference taxonomy version 3.2
16. Indiana Plant Atlas
17. CalPhotos