Observation 179063: Pertusaria epixantha R.C. Harris

on trunk of old Fagus grandifolia

~50 year old mixed hardwood forest

bright yellowish-green thin crust, warts low and sloped with inconspicuous pale ostioles, cortex K yellowish maybe C+o in places KC+o intense UV+y 350-375nm, medulla of wart K+y in places C? KC?, spores 8 per ascus

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Created: 2014-09-16 17:20:20 CDT (-0400)
Last modified: 2014-09-16 17:20:22 CDT (-0400)
Viewed: once, last viewed: 2017-06-18 22:13:08 CDT (-0400)