# Petractis friesii

> species of fungus

**Wikidata**: [Q59521950](https://www.wikidata.org/wiki/Q59521950)  
**Source**: https://4ort.xyz/entity/petractis-friesii


## References

1. Global Biodiversity Information Facility
2. MycoBank
3. Index Fungorum
4. Open Tree of Life reference taxonomy version 3.2
5. Consortium of Lichen Herbaria