# Polypodium frigidum

> species of Equisetopsida

**Wikidata**: [Q38237377](https://www.wikidata.org/wiki/Q38237377)  
**Source**: https://4ort.xyz/entity/polypodium-frigidum


## References

1. Tropicos
2. International Plant Names Index
3. The Plant List 1.1
4. BDTFX v7.00
5. Plants of the World Online
6. World Flora Online