# Polytrichum sphaerothecium

> species of plant

**Wikidata**: [Q49415291](https://www.wikidata.org/wiki/Q49415291)  
**Source**: https://4ort.xyz/entity/polytrichum-sphaerothecium


## References

1. World Flora Online
2. Taxonomy database of the U.S. National Center for Biotechnology Information
3. Integrated Taxonomic Information System
4. Tropicos
5. United States Department of Agriculture Plants Database
6. List of plant species in China (2022 Edition)
7. UMLS 2023
8. European Nature Information System
9. Open Tree of Life reference taxonomy version 3.2