Rock-loving map lichen
- kingdom: Fungi
- phylum: Ascomycota
- class: Lecanoromycetes
- order: Lecanorales
- family: Rhizocarpaceae
- genus: Rhizocarpon
- species: Rhizocarpon petraeum
Großkirchheim
CarinthiaBad Hofgastein
SalzburgSteyr
Upper Austria
AustriaLabrador City
Newfoundland and Labrador
CanadaBalderschwang
Bavaria
Germany- Italy
- United Kingdom
Corte Madera
Larkspur
Mill Valley
CaliforniaClinton
East Haven
ConnecticutEast Bridgewater
Wellesley
MassachusettsCinnaminson
Riverton
New JerseyWadesboro
North CarolinaCharleston
West Virginia
United States