Observation 23392: Usnea glabrata (Ach.) Vainio

When: 2009-07-21

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

Who: Daniel B. Wheeler (Tuberale)

No specimen available

An Usnea species, with white dots, white tough core. Growing on bark of Quercus palustra.

Proposed Names

20% (2)
Recognized by sight
28% (1)
Used references: Lichens of North America: this is the only inflated, bushy species without isidia or fibrils mentioned — just a guess.

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Eye3 = Observer’s choice
Eyes3 = Current consensus


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Created: 2009-07-21 19:39:35 -05 (-0500)
Last modified: 2009-07-21 19:39:35 -05 (-0500)
Viewed: 69 times, last viewed: 2017-06-06 00:52:42 -05 (-0500)
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