sourceTaxonName: Rhizocarpon geographicum (L.) DC.
sourceTaxonPath: Fungi | Ascomycota | Lecanoromycetes | Rhizocarpales | Rhizocarpaceae | Rhizocarpon | Rhizocarpon geographicum
targetTaxonName: granite
localityName: Near observatory, about 100 km east of San Telmo, top of San Pedro Martirs