SporesFresh; Habitat: Rock outcrop area; Location: Upper Table Rock, cleft in butte, old andesite lava flow; Substrate: Rock, basalt; Elevation: 614 meters.
Habit; Habitat: Open lava flow with widely scattered conifers; Location: Muddy Creek Lava Flow, north side of Mt. Adams, north of Muddy Fork Cispus River; Substrate: Moss over rock; Elevation: 1415 meters.
Apothecial section POL; Habitat: Open Pseudotsuga menziesii - Pinus flexilis and outcrops; Location: 9 km west of Bozeman Pass on I-90, 1 km east of Trail Creek Road exit, north side of Interstate; Substrate: Rock; Elevation: 1590 meters.
Apothecial section; Habitat: Open Pseudotsuga menziesii - Pinus flexilis and outcrops; Location: 9 km west of Bozeman Pass on I-90, 1 km east of Trail Creek Road exit, north side of Interstate; Substrate: Rock; Elevation: 1590 meters.
Apothecial section; Habitat: Old pasture with basalt boulders and Populus; Location: Phillip Creek, near Trevor Goward's home, near Wells Gray Provincial Park; Substrate: Bark, Populus tremuloides; Elevation: 700 meters; Notes: Lecanora symmicta det. Printzen 2006.
Habit; Habitat: Old Abies - Tsuga mertensiana forest; Location: Council Lake, NW of Mount Adams; Substrate: Bark, conifer trunk; Elevation: 1290 meters.
Apothecial section; Habitat: Festuca idahoensis steppe with dense mat of Selaginella and siliceous cobbles; Location: Bench above Madison River at Palisades Recreation Area, Madison Valley, W side of Hwy 287, 41km S of Ennis; Substrate: Soil and Selaginella; Elevation: 1737 meters.
Field habit; Habitat: Festuca idahoensis steppe with dense mat of Selaginella and siliceous cobbles; Location: Bench above Madison River at Palisades Recreation Area, Madison Valley, W side of Hwy 287, 41km S of Ennis; Substrate: Soil and Selaginella; Elevation: 1737 meters.
Habit; Habitat: Rocky Quercus garryana savanna, basalt breccia outcrops; Location: Southeast of Bald Hill Lake, 20 km SE of Yelm, Bald Hill; Substrate: Rock, exposed; Elevation: 275 meters; Notes: Plate 140 TLC: usnic acid, zeorin, leucotylin, unknown terpenoids.
Spores; Habitat: Rocky Quercus garryana savanna, basalt breccia outcrops; Location: Southeast of Bald Hill Lake, 20 km SE of Yelm, Bald Hill; Substrate: Rock, exposed; Elevation: 275 meters; Notes: Plate 140 TLC: usnic acid, zeorin, leucotylin, unknown terpenoids.
Apothecial section; Habitat: Artemisia steppe on basal slope; Location: Wenas Wildlife Area, slopes above Umtanum Cr near its mouth at Yakima River; Substrate: Moss over rock, basalt; Elevation: 475 meters.
Spores; Habitat: Artemisia steppe on basal slope; Location: Wenas Wildlife Area, slopes above Umtanum Cr near its mouth at Yakima River; Substrate: Moss over rock, basalt; Elevation: 475 meters.
Ascus; Habitat: Artemisia steppe on basal slope; Location: Wenas Wildlife Area, slopes above Umtanum Cr near its mouth at Yakima River; Substrate: Moss over rock, basalt; Elevation: 475 meters.
Apothecial section; Location: North Fork Flathead River, near mouth of Big Creek, near Glacier National Park; Substrate: Rotten stump; Elevation: 1035 meters; Notes: Lecanora subintricata det. Printzen 2006.
Apothecial section; Location: North Fork Flathead River, near mouth of Big Creek, near Glacier National Park; Substrate: Rotten stump; Elevation: 1035 meters; Notes: Lecanora subintricata det. Printzen 2006.
Apothecia; Habitat: Limestone outcrops in grasslands; Location: Along I-90 frontage road, near bridge over Gallatin River, near Logan, 10 km E of Three Forks; Substrate: Rock, limestone; Elevation: 1250 meters; Notes: A. obnubila det Knudsen 1010.
Habit; Habitat: Steep, rocky, north slope with granitic rock, mature Pseudotsuga forest and continuous forest floor mosses; Location: Galena Gulch Recreation Area (BLM); Substrate: Rock, granite; Elevation: 1550 meters.
Hymenium; Habitat: Granite boulders in broken forest of Picea engelmannii, Pinus contorta, and Abies lasiocarpa; Location: Above campground at end of road, valley bottom of Canyon Creek, Pioneer Mountains; Substrate: Rock, granite boulders; Elevation: 2180 meters.
Spores; Habitat: Granite boulders in broken forest of Picea engelmannii, Pinus contorta, and Abies lasiocarpa; Location: Above campground at end of road, valley bottom of Canyon Creek, Pioneer Mountains; Substrate: Rock, granite boulders; Elevation: 2180 meters.
Habit; Habitat: Granite boulders in broken forest of Picea engelmannii, Pinus contorta, and Abies lasiocarpa; Location: Above campground at end of road, valley bottom of Canyon Creek, Pioneer Mountains; Substrate: Rock, granite boulders; Elevation: 2180 meters.
Apothecial section; Habitat: Old Tsuga heterophylla forest on valley bottom; Location: Near James Pond, near Mora Ranger Station, W side of Olympic NP; Substrate: Bark, trunk of fallen Tsuga; Elevation: 13 meters; Notes: T. spribille 2017: probably M. glabrescens. Needs TLC.
Apothecial section; Habitat: Old Tsuga heterophylla forest on valley bottom; Location: Near James Pond, near Mora Ranger Station, W side of Olympic NP; Substrate: Bark, trunk of fallen Tsuga; Elevation: 13 meters; Notes: T. spribille 2017: probably M. glabrescens. Needs TLC.
Habit; Habitat: Old Tsuga heterophylla forest on valley bottom; Location: Near James Pond, near Mora Ranger Station, W side of Olympic NP; Substrate: Bark, trunk of fallen Tsuga; Elevation: 13 meters; Notes: T. spribille 2017: probably M. glabrescens. Needs TLC.
Apothecial section; Habitat: Mowed lawn with trees and shrubs; Location: Locke Cemetery, just north of Corvallis on Lewisburg Road; Substrate: Bark, Fraxinus; Elevation: 110 meters.
Apothecial section; Habitat: Nearly flat with scattered young conifers (Pseudotsuga, Pinus) and dense Racomitrium mats; Location: Lahar on southeast side of Mt St Helens; Substrate: Bark, Pseudotsuga branch; Elevation: 926 meters.
Hymenium; Habitat: Wet alpine tundra; Location: Near lip of Lunch Creek Cirque, transects of study with P. Lesica, Glacier National Park; Substrate: Rock; Elevation: 2165 meters.
Habit; Habitat: Wet alpine tundra; Location: Near lip of Lunch Creek Cirque, transects of study with P. Lesica, Glacier National Park; Substrate: Rock; Elevation: 2165 meters.
Apothecial section; Habitat: Large calcareous conglomerate outcrops, exposed, along road; Location: Above frontage road, east side of bridge over Missouri River at Craig; Substrate: Rock, calcareous conglomerate outcrops; Elevation: 1055 meters.
Conidia; Habitat: Treeless bench with resistant volcanic spires; Location: Devils Garden on northeast side of Mount Adams; Substrate: Rock, volcanic; Elevation: 2375 meters.
Spores; Habitat: Open outcrops and Cercocarpus shrubs; Location: Jefferson Canyon, limestone cliffs above Jefferson River; Substrate: Rock, limestone; Elevation: 1340 meters; Notes: Polysporina urceolata det. K. Knudsen 2005.
Thallus; Habitat: Rock outcrops surrounded by broken forest of Tsuga mertensiana and Chamaecyparis nootkatensis; Location: Outcrops above saddle near Baby Bedwell Lake, Vancouver Island; Substrate: Bark, base of Tsuga; Elevation: 973 meters.
Spores; Habitat: Rock outcrops surrounded by broken forest of Tsuga mertensiana and Chamaecyparis nootkatensis; Location: Outcrops above saddle near Baby Bedwell Lake, Vancouver Island; Substrate: Bark, base of Tsuga; Elevation: 973 meters.
Habit; Habitat: Calcareous rocky woodland with Pinus flexilis, Cercocarpus; Location: Lewis and Clark Cavern State Park, SW of Visitor Center, NW slope; Substrate: Wood, old conifer stump; Elevation: 1550 meters; Notes: Lecanora subintricata det. Printzen 2006.
Exciple; Habitat: Bottomlands with Picea - Abies - Larix forest; Location: North of Whitefish lake, near Brush Creek, Stillwater State Forest; Substrate: Bark, Acer glabrum trunk; Elevation: 922 meters.
Habit; Habitat: Alpine tundra; Location: Saddle on ridge above Our Lake, 2 km N of Headquarters Creek Pass; Substrate: Rock; Elevation: 2345 meters; Notes: Parabagliettoa (Verrucaria) disjuncta det. O. Breuss 2012.
Habit; Habitat: Populus angustifolia riparian area; Location: Bank of Missouri River, near Clarkston Access, 15 km S of town of Toston; Substrate: Bark, Populus angustifolia; Elevation: 1220 meters; Notes: Lecanora wetmorei det. L. Sliwa 2006; cited as L. wetmorei by Sliwa (2007).
Thallus section; Habitat: Pinus flexilis savanna with limestone outcrops; Location: Hill on west side of Pine Butte Swamp; Substrate: Rock; Elevation: 1480 meters; Notes: Similar to A. fuscata but thallus thick and lobate. A. complanata det. Knudsen 2010. Cited Lendemer & Knudsen (2011). Alphandary TLC Plate 363: gyrophoric acid.
Hymenium; Habitat: Pinus flexilis savanna with limestone outcrops; Location: Hill on west side of Pine Butte Swamp; Substrate: Rock; Elevation: 1480 meters; Notes: Similar to A. fuscata but thallus thick and lobate. A. complanata det. Knudsen 2010. Cited Lendemer & Knudsen (2011). Alphandary TLC Plate 363: gyrophoric acid.
Habit; Habitat: Clinker outcrops and badlands in open grassland with scattered Juniperus; Location: Badlands south of Culbertson, near County Road 152, above and south of Missouri River; Substrate: Rock, noncalcareous clinker; Elevation: 620 meters; Notes: A. superfusa det. Knudsen 2011.
Marginal areoles; Habitat: Artemisia tridentata steppe, with calcareous sandstone outcrops and silty soil; Location: Just north of I-80, 31 km W of Wamsutter; Substrate: Rock, calcareous sandstone; Elevation: 2104 meters.
Apothecial section; Habitat: Riparian cottonwood forest, with Populus deltoides; Location: Missouri River crossing of U.S. Highway 191 at James Kipp State Park; Substrate: Bark, Populus deltoides; Elevation: 731 meters.