ExcipleCortexC; 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: Abies - Tsuga mertensiana - Pseudotsuga forest on rocky, partly open ridgetop; Location: East ridge of Squaw Mountain, Cascade Range; Substrate: Rock, semi-shaded, on ridgetop; Elevation: 1500 meters.
Habit; 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.
Hymenium; 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.
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.