sourceTaxonName: Phaeophyscia pusilloides (Zahlbr.) Essl.
sourceTaxonPath: Fungi | Ascomycota | Lecanoromycetes | Caliciales | Physciaceae | Phaeophyscia | Phaeophyscia pusilloides
targetTaxonName: Ulmus americana
localityName: Cap Sauers Holdings Nature Preserve: near Palos Park, along Route 83 about 1 mi. W of Willow Springs Rd., then 1/8mi S