ThallusSparse; Habitat: Open rocky ridge with adjoining forest of Pseudotsuga and Castanopsis chrysophylla, with patches of old Arctostaphylos columbiana; Location: Horse Rock Ridge ACEC, foothills of Cascade Range; Substrate: Rock, volcanic; Elevation: 760 meters.
Lower cortex and rhizohyphae; Habitat: Sparse Pinus albicaulis and Abies lasiocarpa with argillite, dark igneous, and marble outcrops; Location: Near camp on Ice Lake, Wallowa Mountains, Eagle Cap Wilderness; Substrate: Soil, calcareous; Elevation: 2435 meters; Notes: Catapyrenium cinereum det. Breuss 2009.
Perithecia; Habitat: Sparse Pinus albicaulis and Abies lasiocarpa with argillite, dark igneous, and marble outcrops; Location: Near camp on Ice Lake, Wallowa Mountains, Eagle Cap Wilderness; Substrate: Soil, calcareous; Elevation: 2435 meters; Notes: Catapyrenium cinereum det. Breuss 2009.
Hymenium; Habitat: Sparse Pinus albicaulis and Abies lasiocarpa with argillite, dark igneous, and marble outcrops; Location: Near camp on Ice Lake, Wallowa Mountains, Eagle Cap Wilderness; Substrate: Soil, calcareous; Elevation: 2435 meters; Notes: Catapyrenium cinereum det. Breuss 2009.
Habit; Habitat: Sparse Pinus albicaulis and Abies lasiocarpa with argillite, dark igneous, and marble outcrops; Location: Near camp on Ice Lake, Wallowa Mountains, Eagle Cap Wilderness; Substrate: Soil, calcareous; Elevation: 2435 meters; Notes: Catapyrenium cinereum det. Breuss 2009.
Habit; Habitat: Sparse Pinus albicaulis and Abies lasiocarpa with argillite, dark igneous, and marble outcrops; Location: Near camp on Ice Lake, Wallowa Mountains, Eagle Cap Wilderness; Substrate: Soil, calcareous; Elevation: 2435 meters; Notes: Catapyrenium cinereum det. Breuss 2009.
Thallus section upper; Habitat: Sparse Pinus albicaulis and Abies lasiocarpa with argillite, dark igneous, and marble outcrops; Location: Near camp on Ice Lake, Wallowa Mountains, Eagle Cap Wilderness; Substrate: Soil, calcareous; Elevation: 2435 meters; Notes: Catapyrenium cinereum det. Breuss 2009.
Perithecial section; Habitat: Sparse Pinus albicaulis and Abies lasiocarpa with argillite, dark igneous, and marble outcrops; Location: Near camp on Ice Lake, Wallowa Mountains, Eagle Cap Wilderness; Substrate: Soil, calcareous; Elevation: 2435 meters; Notes: Catapyrenium cinereum det. Breuss 2009.
Spores; Habitat: Sparse Pinus albicaulis and Abies lasiocarpa with argillite, dark igneous, and marble outcrops; Location: Near camp on Ice Lake, Wallowa Mountains, Eagle Cap Wilderness; Substrate: Soil, calcareous; Elevation: 2435 meters; Notes: Catapyrenium cinereum det. Breuss 2009.
Algae; Habitat: Old Pseudotsuga - Tsuga heterophylla forest; Location: West side of Clear Lake, S of Clear Lake Resort, Cascade Range; Substrate: Wood, conifer snag; Elevation: 930 meters.