Observation 178897: Pertusaria subpertusa Brodo
When: 2013-09-19

Notes: on young Fagus grandifolia trunk 1m off ground

oak-hickory forest on lower part of south-facing slope

thin smooth whitish crust with ~vertical-walled ~round warts with ~1-5 apothecia per wart, ostioles purplish, thallus and esp. interior of warts K+y turning orange weak and slow C- KC- UV- 350-375nm P+y/o on cortex to red (slow) in medulla of warts, epihymenium purplish-grayish-brown turning rich brown in K, spores 1(-2) per ascus thick smooth ~4um wall ~140-150×32-35(-50)um

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Created: 2014-09-16 02:52:53 CDT (-0400)
Last modified: 2014-09-16 02:53:02 CDT (-0400)
Viewed: 2 times, last viewed: 2016-10-25 19:34:14 CDT (-0400)
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