# Urtica

> genus of plants

**Wikidata**: [Q121671](https://www.wikidata.org/wiki/Q121671)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Urtica)  
**Source**: https://4ort.xyz/entity/urtica


## References

1. Genera Plantarum
2. Species Plantarum. 1st Edition, Volume 2
3. [Source](https://github.com/JohnMarkOckerbloom/ftl/blob/master/data/wikimap)
4. Freebase Data Dumps. 2013
5. Taxonomy database of the U.S. National Center for Biotechnology Information
6. Integrated Taxonomic Information System
7. Encyclopedia of Life
8. Global Biodiversity Information Facility
9. Tropicos
10. GRIN Taxonomy for Plants
11. Flora of North America
12. Database of Vascular Plants of Canada
13. Flora of China
14. United States Department of Agriculture Plants Database
15. Nederlands Soortenregister
16. Flora Reipublicae Popularis Sinicae, volume 23(2)
17. Families and genera of Chinese angiosperms: a synoptic classification based on APG III
18. A dataset on inventory and geographical distributions of vascular plants in Beijing, China
19. Checklist of tracheophyte in Heilongjiang Province
20. Species cataloging of the seed plants in Zhejiang, East China
21. A checklist of vascular plants in Shaanxi Province, China (Version 2021)
22. [eFloras](http://www.efloras.org/flora_page.aspx?flora_id=3)
23. Dyntaxa
24. African Plant Database
25. New Zealand Organisms Register
26. FloraBase
27. BDTFX v7.00
28. National Biodiversity Network
29. Plants of the World Online
30. Interim Register of Marine and Nonmarine Genera
31. [Portál informačního systému ochrany přírody](https://portal.nature.cz/publik_syst/nd_nalez-public.php?idTaxon=40404)
32. VicFlora
33. Australian Plant Name Index
34. Belgian Species List
35. World Flora Online
36. National Library of Israel
37. GF WordNet
38. Open Tree of Life reference taxonomy version 3.2
39. Biota of New Zealand