Grayish green map lichen
- kingdom: Fungi
- phylum: Ascomycota
- class: Lecanoromycetes
- order: Lecanorales
- family: Rhizocarpaceae
- genus: Rhizocarpon
- species: Rhizocarpon cinereovirens
- Sankt Englmar
Bavaria
Germany- Bar Harbor
Maine- Fitzwilliam
New Hampshire- Towamensing Trails
Pennsylvania
United States