Punctelia perreticulata (Räsänen) G. Wilh. & Ladd
Annotated by D. Glavich, 13 Dec 2017.

Oregon: Hood River County: Columbia River Gorge National Scenic Area: Columbia River Gorge National Scenic Area, Herman Creek Campground Forest Service station, S (uphill) from station. Top of plot is at cross of Herman Ck trail & powerline. Plot near Hwy 84 N and campground to the S, and bordered by powerlines to the N. Elev. 360 ft.
45.68153° N, 121.8426° W; T2N R7E Sec 13
Coordinate Source: USFS plot database.
PSME forest. The plot has a cohort of PSME that are over 100 years old and a younger cohort of PSME. Canopy openings and ACCI abundance downslope from plotcenter. Slope 0%. Abundance code: 2; sorediate margins. Apotecia, Nephroma-like; The abundance of lichens was relatively high, with PLAGLA , PLASTE, and HYPINA as the most abundant. Notable (paucity?) of cyanoichens - some reddening & browning of PLAGLA suggesting acid deposition. Spot Tests: medulla: C+R. Phenology: apothecia and soredia.

L. Geiser s.n., Jun 13, 2013
OSC, Barcode: OSC-M-296100