Summary
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Umbilicaria crustulosa, the crusty navel lichen, is a lichen of the genus Umbilicaria in the family Umbilicariaceae.
Sources and Credits
- (c) Jessica Allen, some rights reserved (CC BY-NC), uploaded by Jessica Allen
- (c) Wikipedia, some rights reserved (CC BY-SA),
https://en.wikipedia.org/wiki/Umbilicaria_crustulosa
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