Observation 12208: Umbilicaria mammulata (Ach.) Tuck.

Notes:
These large rubbery sheets were covering many rocks in the Cranberry Wilderness, especially at elevation. Some were as large as a dinner plate.

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Proposed Names

-12% (2)
Recognized by sight
84% (1)
Recognized by sight: This is “rock tripe” — very common (and edible if you like eating shoe leather) in the Appalachians. I think this is the only species like this, but I don’t have my Brodo with me at the moment.

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= Observer’s choice
= Current consensus

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Created: 2008-10-08 16:41:38 PDT (-0700)
Last modified: 2008-10-08 16:41:53 PDT (-0700)
Viewed: 57 times, last viewed: 2019-01-23 07:37:22 PST (-0800)