sourceTaxonName: Melanelia sorediata (Ach.) Goward & Ahti
sourceTaxonPath: Fungi | Ascomycota | Lecanoromycetes | Lecanorales | Parmeliaceae | Melanelia | Melanelia sorediata
targetTaxonName: siltstone
localityName: Mt. McKay: E of road to Lookout, just S of fork to Squaw Bay