Observation 197937: Lecidea lapicida (Ach.) Ach.

on quartzite; rocky broad northwestern ridge of summit, geology a mixture of siliceous metamorphic rocks; on broad ridge about 0.4 miles northwest of west peak (about 75m west of main peak)

thallus mottled pale to dark gray rimose-areolate thick K- P-, medulla K- C- KC- UV- P- I+ violet, apothecia adnate black lecideine epruinose to faintly pruinose with raised thin black margin, epihymenium dark green into upper hymenium turning more vivid in K, hymenium ~inspersed? ~75um, hypothecium white opaque, spores 8 per ascus oblong ~10×4um

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Created: 2015-02-02 22:51:31 PST (-0800)
Last modified: 2015-02-02 22:51:38 PST (-0800)
Viewed: 7 times, last viewed: 2017-06-19 18:11:14 PDT (-0700)
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