Observation 13019: Lichen P. Micheli

When: 2008-10-21

Collection location: Larch Mountain, Multnomah Co., Oregon, USA [Click for map]

Who: Daniel B. Wheeler (Tuberale)

No specimen available

Notes:
Lime green thallus with some black dots or erosions; tipped with silvery white; reverse black with reddish tints, and some white rhizimes? dots? something. Found blown off a tree, probably a Western hemlock.

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Proposed Names

86% (1)
Recognized by sight
84% (1)
Recognized by sight: Soredia under lobe tips, white inside. H. vittata is similar, but rarer and has different chemsitry (including dark medulla inside).

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= Observer’s choice
= Current consensus

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