Observation 99004: Lecanora polytropa group
When: 2012-07-02
No herbarium specimen

Proposed Names

0% (2)
Recognized by sight
56% (1)
Recognized by sight: pale discs with narrow rims and poorly developed crust, on noncalcareous rock
Used references: British Flora
Based on chemical features: assuming the yellowish appearance is from xanthones or usnic acid

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Eye3 = Observer’s choice
Eyes3 = Current consensus


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I bet this is an usnic Lecanora
By: Jason Hollinger (jason)
2012-07-05 19:45:58 EDT (-0400)

Surprisingly, there are very few Lecanora on noncalcareous rock with usnic acid and yellowish disks. I get only L. polytropa and L. stenotropa (British Flora).

Created: 2012-07-02 22:07:52 EDT (-0400)
Last modified: 2012-07-05 19:47:38 EDT (-0400)
Viewed: 18 times, last viewed: 2015-03-30 04:37:48 EDT (-0400)
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