Observation 179055: Arthonia albovirescens Nyl.

Notes:
on bark of trunk of Acer rubrum

~50 year old mixed hardwood forest

thallus thin whitish scurfy on smooth bark K- C- KC- UV-?, apothecia irregularly grouped rounded tiny convex grayish apparently pruinose, epihymenium dark olive-brown turning greener in K, hymenium clear, hypothecium hyaline, algae chlorococcoid, asci broadly clavate, spores 8 per ascus hyaline 3- or more septate ~25×8um or larger slightly assymetrical

Images

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20131105-9-16.jpg
at 20x, stacked

Proposed Names

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Eye3 Eyes3
Recognized by sight

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Created: 2014-09-16 23:09:26 CEST (+0200)
Last modified: 2014-09-16 23:11:47 CEST (+0200)
Viewed: 6 times, last viewed: 2017-06-19 04:12:35 CEST (+0200)
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