Observation 168360: Pertusaria amara (Ach.) Nyl.

When: 2014-06-25

Collection location: Berrydale Park, Portland, Multnomah Co., Oregon, USA [Click for map]

Who: Daniel B. Wheeler (Tuberale)

No specimen available

Notes:
Found on bronze-leaved beech. Lichen thallus is white to whitish on edges and on raised areas within; gray-green otherwise, crustose; with raised white to gray pustules

Proposed Names

28% (1)
Eyes3
Recognized by sight: definitely would need to confirm with spot tests (P. amara has a neat, distinctive KC+ purple reaction — and is often super-bitter to the taste)

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Eye3 = Observer’s choice
Eyes3 = Current consensus

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Created: 2014-06-25 14:51:04 PDT (-0700)
Last modified: 2014-06-25 18:55:09 PDT (-0700)
Viewed: 9 times, last viewed: 2017-06-18 06:48:24 PDT (-0700)
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