Private Herbarium of Jason Hollinger (hb. Hollinger)
Lecidea tessellata Flörke
Lecideaceae
Jason Hollinger (2018-07-17)
ID certainty: positive
Jason Hollinger
6646
2014-10-04
Nastassja Noell
United States, Nevada, White Pine County, Great Basin National Park, Mount Wheeler, on broad ridge ca. 0.4 mi. NW of western peak
38.9903 -114.3194 +-5m.
3712 meters (12175ft)
rocky broad northwestern ridge of summit, geology a mixture of siliceous metamorphic rocks
quartzite
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 ~10x4um; TLC confluentic + trace 2'-O-methylmicrophyllinic + 2'-O-methylperlatolic (JPH plate 57.13 solvent C on 20180709)