Spores; 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.
ThallusDense; 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.
Exciple; 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.
Habit; Habitat: Grassy ridge and slopes of conglomerate, with Pseudotsuga and Acer macrophyllum; Location: Near Bushnell Rocks, 5 km N NW of town of Tenmile, Bushnell-Irwin Rocks RNA, Coast Range; Substrate: Rock; Elevation: 550 meters; Notes: C. subsoluta det Wetmore 2003.
Lobes; Habitat: Rocky Quercus garryana savanna, basalt breccia outcrops; Location: Southeast of Bald Hill Lake, 20 km SE of Yelm, Bald Hill; Substrate: Rock, sheltered spot on exposed rock; Elevation: 275 meters.