# Alnus incana incana

> subspecies of plant

**Wikidata**: [Q21382444](https://www.wikidata.org/wiki/Q21382444)  
**Source**: https://4ort.xyz/entity/alnus-incana-incana


## 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. GRIN Taxonomy for Plants
6. United States Department of Agriculture Plants Database
7. [Finnish Biodiversity Information Facility](https://laji.fi/taxon/MX.38011)
8. UMLS 2023
9. BDTFX v7.00
10. TAXREF v9.0
11. TAXREF v10.0
12. TAXREF v11.0
13. TAXREF v12.0
14. TAXREF v13.0
15. TAXREF v14.0
16. TAXREF v15.0
17. TAXREF v16.0
18. World Checklist of Selected Plant Families
19. Plants of the World Online
20. FloraWeb
21. European Nature Information System
22. Finnish Biodiversity Information Facility
23. World Flora Online
24. Open Tree of Life reference taxonomy version 3.2
25. CalPhotos