sourceTaxonName: Umbilicaria grisea Ach.
sourceTaxonPath: Fungi | Ascomycota | Lecanoromycetes | Umbilicariales | Umbilicariaceae | Umbilicaria | Umbilicaria grisea
targetTaxonName: exposed rock
localityName: Ytterholmen (c. 3 km south of Harjaro) in lake Malaren. On exposed rocks to the east not far from the shore