Habit; Habitat: Rocky alpine summit with dark igneous rock, metal-rich rock, and marble; Location: Summit of Matterhorn, Wallowa Mountains, Eagle Cap Wilderness; Substrate: Rock, iron-rich HCl-; Elevation: 2995 meters; Notes: C. saxicola s. str. of Gaya (2009). Caloplaca saxicola det. E. Gaya 2011.
Ascus; Habitat: Low gravelly hill with sparse cushion plants, mixed calcareous and noncalcareous moraine; Location: Below Devils Hole in valley of Canyon Creek, Pioneer Mountains; Substrate: Aspicilia on quartzite; Elevation: 1975 meters.
Spores; 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.