Thallus under UV; Habitat: Talus and outcrops of argillite, with scattered trees; Location: Slope above Clark Fork River; Substrate: Bark, small shaded Betula; Elevation: 805 meters.
Spore pair; Habitat: Talus and outcrops of argillite, with scattered trees; Location: Slope above Clark Fork River; Substrate: Bark, small shaded Betula; Elevation: 805 meters.
Soralia on apothecia; Habitat: Talus and outcrops of argillite, with scattered trees; Location: Slope above Clark Fork River; Substrate: Bark, small shaded Betula; Elevation: 805 meters.
Habit; Habitat: Quercus rubra - Betula forest with Fraxinus swamps in potholes; Location: Ridge above Muir cabin on north end of Highland Lake, 13 km E of Marcell; Substrate: Bark; Elevation: 425 meters.
Habit; Habitat: Quercus rubra - Betula forest with Fraxinus swamps in potholes; Location: Ridge above Muir cabin on north end of Highland Lake, 13 km E of Marcell; Substrate: Bark; Elevation: 425 meters.
Thallus and apothecia C reaction; Habitat: Talus and outcrops of argillite, with scattered trees; Location: Slope above Clark Fork River; Substrate: Bark, small shaded Betula; Elevation: 805 meters.
Apothecial section; Habitat: Talus and outcrops of argillite, with scattered trees; Location: Slope above Clark Fork River; Substrate: Bark, small shaded Betula; Elevation: 805 meters.
Spore fragment; Habitat: Talus and outcrops of argillite, with scattered trees; Location: Slope above Clark Fork River; Substrate: Bark, small shaded Betula; Elevation: 805 meters.
Habit; Habitat: Talus and outcrops of argillite, with scattered trees; Location: Slope above Clark Fork River; Substrate: Bark, small shaded Betula; Elevation: 805 meters.