When: 2014-05-24

Collection location: River Park, Lebanon, Linn Co., Oregon, USA [Click for map]

Who: Daniel B. Wheeler (Tuberale)

No specimen available

Growing on Willamette Valley Ponderosa pine (Pinus ponderosa) bark. Fingernail is 7/8" wide. Evernia, but not prunastri. Veins atypical, usually centralized and singular. Obverse gray-green, reverse chalky white. Veins present, as are small whitish glandules on obverse.


Proposed Names

-29% (1)
Recognized by sight
76% (2)
Used references: Brodo, Lichens of North America

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= Observer’s choice
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