Observation 166273: Lecanora Ach.

When: 2014-05-31

Collection location: Rooster Rock State Park, Multnomah Co., Oregon, USA [Click for map]

Who: Daniel B. Wheeler (Tuberale)

No specimen available


Underside, showing thickness of bark in relation to the thallus of lichen.

Proposed Names

76% (2)
Recognized by sight
47% (2)
Used references: Brodo, Lichens of North America. Only 2 appropriately-colored apothecia on bark; others very pale. Originally said growing on Black cottonwood bark. Wrong. Should have said growing on Red alder bark.

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= Observer’s choice
= Current consensus


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Created: 2014-05-31 15:57:08 PDT (-0700)
Last modified: 2014-06-01 09:38:17 PDT (-0700)
Viewed: 36 times, last viewed: 2019-07-13 12:57:18 PDT (-0700)
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