Observation 32729: Umbilicaria mammulata (Ach.) Tuck.
When: 2010-01-25
Herbarium specimen reported

Notes: These are large some are about 2 feet across.I think they are a lichen. They like cold temps i have notice in the winter they turn. deep green on the uppers surface and black on the out side area. Leathery texture. usually growing where it is shady or north slope rocky canyons.

Proposed Names

-28% (1)
Recognized by sight: Growing on rock
94% (3)
Eye3 Eyes3
Recognized by sight: Rock tripe

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Eye3 = Observer’s choice
Eyes3 = Current consensus

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Created: 2010-01-25 20:56:30 CST (-0500)
Last modified: 2010-01-25 20:56:30 CST (-0500)
Viewed: 64 times, last viewed: 2017-01-02 10:58:40 CST (-0500)
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