Observation 212748: Acarospora fuscata (Schrader) Arnold

Proposed Names

2% (2)
Recognized by sight
92% (2)
Eye3 Eyes3
Recognized by sight: lower surface black, squamules broadly-attached (not stipitate)
Based on microscopic features: algal layer even and uninterrupted
Based on chemical features: C+r

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Eye3 = Observer’s choice
Eyes3 = Current consensus

Comments

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The bedrock is dolomite here, with dolomite slabs scattered around,
By: Andrew Khitsun (Andrew)
2015-08-13 21:13:01 CDT (-0500)

but this boulder laying all by itself in the woods appears to be something like a quartzite under microscope. Perhaps glacial erratic.

Created: 2015-08-13 21:01:12 CDT (-0500)
Last modified: 2016-01-17 13:03:31 CST (-0600)
Viewed: 42 times, last viewed: 2017-09-30 16:17:59 CDT (-0500)
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