Hypogymnia canadensis Goward & McCune
Annotated by D. Glavich, 11 Oct 2017.

Oregon: Marion County: Mt. Hood National Forest: Clackamas River Ranger District: Bull of the Woods Wilderness. Elev. 4495 ft.
44.864587° N, 122.201762° W
Coordinate Source: USFS plot database. Coordinates displaced < 1 mi. for confidentiality.
Very open ABAM, N-facing forest (on one side of ridge). The other 1/4 of plot is semi-open & also an ABAM stand, but S-facing. There are OG trees on the S side. On both sides there are a significant number of dead standing & down trees. On the N side the snow line is at ~10'. There are still snow patches on the N side. Slope 37%. Aspect 5°. Abundance code: 3; Lichen abundance on trees above snowline is high. Most common lichen is Alesar. 2nd most common are Brygla, Nodore, & Hyprug & Hypapi. Lichens look healthy. No nitrophytes or cyanos. Found Cetalp on trail 546 en route to plot. Spot Tests: med: P-, K-, KC-; TLC: atranorin, physodic, 3-hydroxyphysodic.

L. Geiser s.n., Jul 13, 2011
OSC, Barcode: OSC-M-294998