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Observation 467748: Lecidea Ach.

When: 2021-09-04

Collection location: Big Bay State Park, Madeline Island, Wisconsin, USA [Click for map]

Who: aarongunnar

No specimen available

Notes:
on sandstone cliffs/rocks along Lake Superior shoreline

Images

Proposed Names

31% (2)
Recognized by sight

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Comments

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Interesting yellow tinge around the edge
By: Jason Hollinger (jason)
2021-09-08 02:14:58 NZST (+1200)

I can’t imagine what this is.