Crescent map lichen
- kingdom: Fungi
- phylum: Ascomycota
- class: Lecanoromycetes
- order: Lecanorales
- family: Rhizocarpaceae
- genus: Rhizocarpon
- species: Rhizocarpon lecanorinum
Strem
Burgenland
Globasnitz
Carinthia
Schwarzenau
Lower Austria
Rettenegg
Styria
Sankt Georgen am Walde
Ulrichsberg
Zwettl an der Rodl
Upper Austria
Austria
Whistler
British Columbia
Canada
Horní Stropnice
Jihočeský
Czech Republic
Passau
Sankt Englmar
Bavaria
Germany
Ronneby
Blekinge
Fjärås kyrkby
Särö
Halland
Mullsjö
Jönköping
Vejbystrand
Skåne
Sweden
Corte Madera
Strawberry
California
Eagle River
Michigan
United States