Lecidea plana (J. Lahm) Nyl.
Determiner: Jason Hollinger (2014-10-03)
ID certainty: uncertain
Jason Hollinger 7431c
United States, Nevada, White Pine County, Great Basin National Park, Strawberry Campground, lower part of slope across creek to the south
39.0595 -114.2745 +-25m.
2215 meters (7265ft)
bottom few hundred meters of north-facing slope of narrow east-west-running valley with dense _Pinus monophylla_ forest with scattered _Juniperus_ and _Cercocarpus_ and granitic and quartzite talus
quartzite fragment on ground
thallus mostly immersed to scattered, whitish, thin convex areoles, I- where present; apothecia discose, flat, round, black, lightly pruinose, with thick smooth ~prominant black rims; epihymenium blackish; hymenium hyaline, clear; hypothecium white, POL+ strong not clearing in K, I+v; exciple brownish, POL+ clearing in K but no bubbles, C- in section; spores 8 per ascus, 10-13x3.5-4.0um oblong; TLC 4-O-demethylplanaic (JPH plate 57.15 on 20180709)
Record ID: f4aa5dc5-71f4-4014-92d6-ccc7ff7c3bc0
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