Observation 88560: Umbilicaria mammulata (Ach.) Tuck.
When: 2009-06-23
No herbarium specimen

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Eye3 = Observer’s choice
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I agree
By: Jason Hollinger (jason)
2012-03-04 15:29:59 CST (-0500)

U. americana would be more conspicuously white, even when wet.

Created: 2012-03-04 13:05:35 CST (-0500)
Last modified: 2012-03-04 15:29:33 CST (-0500)
Viewed: 24 times, last viewed: 2014-03-06 03:37:46 CST (-0500)
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