sourceTaxonName: Usnea amblyoclada (Müll. Arg.) Zahlbr.
sourceTaxonPath: Fungi | Ascomycota | Lecanoromycetes | Lecanorales | Parmeliaceae | Usnea | Usnea amblyoclada
targetTaxonName: volcanic rock
localityName: East ridge crest of The Guadalupe Mountains, along secondary road between Mision Guadalupe and San Juan de La Pila.