# Polypodium pygmaeum

> species of Equisetopsida

**Wikidata**: [Q38237580](https://www.wikidata.org/wiki/Q38237580)  
**Source**: https://4ort.xyz/entity/polypodium-pygmaeum


## References

1. Tropicos
2. International Plant Names Index
3. African Plant Database
4. Plants of the World Online
5. World Flora Online