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.
Soralia; 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.