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.
Lobes; Habitat: Artemisia tridentata steppe, with calcareous sandstone outcrops and silty soil; Location: Just north if I-80, 31 km W of Wamsutter; Substrate: Rock, calcareous sandstone; Elevation: 2104 meters.
Habit; Habitat: Artemisia tridentata steppe, with calcareous sandstone outcrops and silty soil; Location: Just north if I-80, 31 km W of Wamsutter; Substrate: Rock, calcareous sandstone; Elevation: 2104 meters.
Apothecia; 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.
Apothecial section POL; 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.
Exciple edge2; 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.
Exciple; Habitat: Rock outcrop area; Location: Upper Table Rock, cleft in butte, old andesite lava flow; Substrate: Rock, basalt; Elevation: 614 meters.
Habit; Habitat: Riparian forest and shrubs; Location: Floodplain of St. Mary Creek, Glacier National Park; Substrate: Populus balsamifera; Elevation: 1364 meters; Notes: C. xanthostigmoidea det Wetmore 2004.