# Arthonia calcarea

> species of fungus

**Wikidata**: [Q49625959](https://www.wikidata.org/wiki/Q49625959)  
**Source**: https://4ort.xyz/entity/arthonia-calcarea


## References

1. Taxonomy database of the U.S. National Center for Biotechnology Information
2. Global Biodiversity Information Facility
3. MycoBank
4. Index Fungorum
5. Dyntaxa
6. New Zealand Organisms Register
7. TAXREF v9.0
8. TAXREF v10.0
9. TAXREF v11.0
10. TAXREF v12.0
11. TAXREF v13.0
12. TAXREF v14.0
13. TAXREF v15.0
14. TAXREF v16.0
15. Nederlands Soortenregister
16. [Portál informačního systému ochrany přírody](https://portal.nature.cz/redlist/v_nd_taxon_category.php)
17. [Portál informačního systému ochrany přírody](https://portal.nature.cz/publik_syst/nd_nalez-public.php?idTaxon=92201)
18. eBiodiversity
19. Open Tree of Life reference taxonomy version 3.2
20. New Zealand Threat Classification System Database
21. Conservation status of New Zealand indigenous lichens and lichenicolous fungi, 2018
22. Biota of New Zealand
23. Consortium of Lichen Herbaria