# Sambucus nigra subsp. cerulea

> subspecies of plant

**Wikidata**: [Q50921650](https://www.wikidata.org/wiki/Q50921650)  
**Source**: https://4ort.xyz/entity/sambucus-nigra-subsp-cerulea


## References

1. Integrated Taxonomic Information System
2. Global Biodiversity Information Facility
3. Tropicos
4. International Plant Names Index
5. GRIN Taxonomy for Plants
6. United States Department of Agriculture Plants Database
7. Plants of the World Online
8. World Flora Online
9. Native Plants Database
10. Virginia Tech Dendrology Factsheets
11. Plant Finder
12. CalPhotos