# Placynthium nigrum

> species of fungus

**Wikidata**: [Q15089598](https://www.wikidata.org/wiki/Q15089598)  
**Source**: https://4ort.xyz/entity/placynthium-nigrum


## References

1. [Source](https://id.biodiversity.org.au/name/lichen/30019244)
2. Index Fungorum
3. Taxonomy database of the U.S. National Center for Biotechnology Information
4. Integrated Taxonomic Information System
5. Encyclopedia of Life
6. [BioLib](https://www.biolib.cz/cz/taxon/id207984/)
7. Global Biodiversity Information Facility
8. MycoBank
9. [Source](https://www.speciesfungorum.org/Names/GSDSpecies.asp?RecordID=401395)
10. United States Department of Agriculture Plants Database
11. Nederlands Soortenregister
12. [Finnish Biodiversity Information Facility](https://laji.fi/taxon/MX.65609)
13. Dyntaxa
14. New Zealand Organisms Register
15. UMLS 2023
16. TAXREF v9.0
17. TAXREF v10.0
18. TAXREF v11.0
19. TAXREF v12.0
20. TAXREF v13.0
21. TAXREF v14.0
22. TAXREF v15.0
23. TAXREF v16.0
24. National Biodiversity Network
25. Interim Register of Marine and Nonmarine Genera
26. [Portál informačního systému ochrany přírody](https://portal.nature.cz/redlist/v_nd_taxon_category.php)
27. [Portál informačního systému ochrany přírody](https://portal.nature.cz/publik_syst/nd_nalez-public.php?idTaxon=33786)
28. Australian Plant Name Index
29. Belgian Species List
30. Finnish Biodiversity Information Facility
31. Open Tree of Life reference taxonomy version 3.2
32. E-Flora BC
33. New Zealand Threat Classification System Database
34. Conservation status of New Zealand indigenous lichens and lichenicolous fungi, 2018
35. Naturbasen
36. Biota of New Zealand
37. Consortium of Lichen Herbaria
38. SERNEC