# Polypodiaceae

> fern family

**Wikidata**: [Q849350](https://www.wikidata.org/wiki/Q849350)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Polypodiaceae)  
**Source**: https://4ort.xyz/entity/polypodiaceae


## References

1. A community-derived classification for extant lycophytes and ferns
2. Reveal System of Classification
3. Freebase Data Dumps. 2013
4. Taxonomy database of the U.S. National Center for Biotechnology Information
5. Integrated Taxonomic Information System
6. Encyclopedia of Life
7. Fossilworks
8. Global Biodiversity Information Facility
9. Tropicos
10. International Plant Names Index
11. GRIN Taxonomy for Plants
12. Flora of North America
13. Database of Vascular Plants of Canada
14. Flora of China
15. Nederlands Soortenregister
16. Flora Reipublicae Popularis Sinicae, volume 6(2)
17. A dataset on catalogue of alien plants in China
18. Diversity and distribution of lycophytes and ferns in China
19. A checklist of vascular plants in Shaanxi Province, China (Version 2021)
20. Recent advances in the national inventory of higher plant species in China
21. The Little Flora of Slovenia (3rd ed.)
22. Dyntaxa
23. Plazi
24. Physiological Ecology of Tropical Plants
25. New Zealand Organisms Register
26. FloraBase
27. National Biodiversity Network
28. Plants of the World Online
29. Interim Register of Marine and Nonmarine Genera
30. VicFlora
31. Australian Plant Name Index
32. Belgian Species List
33. World Flora Online
34. National Library of Israel Names and Subjects Authority File
35. KBpedia
36. Open Tree of Life reference taxonomy version 3.2
37. Washington Flora Checklist
38. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)