sourceTaxonName: Usnea amblyoclada (Müll. Arg.) Zahlbr.
sourceTaxonPath: Fungi | Ascomycota | Lecanoromycetes | Lecanorales | Parmeliaceae | Usnea | Usnea amblyoclada
targetTaxonName: boulders
localityName: Big Bend National Park: Chisos Mountains, South Rim Trail to Emory Peak