# Ptisana oreades

> species of fern in the family Marattiaceae

**Wikidata**: [Q17024634](https://www.wikidata.org/wiki/Q17024634)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Ptisana_oreades)  
**Source**: https://4ort.xyz/entity/ptisana-oreades


## References

1. A Taxonomic Revision of the Eusporangiate Fern Family Marattiaceae, with Description of a New Genus Ptisana
2. Taxonomy database of the U.S. National Center for Biotechnology Information
3. Integrated Taxonomic Information System
4. Global Biodiversity Information Facility
5. Tropicos
6. International Plant Names Index
7. The Plant List 1.1
8. Plants of the World Online
9. UMLS 2023
10. Australian Plant Name Index
11. World Flora Online
12. Open Tree of Life reference taxonomy version 3.2