All photographs copyright (2003-2013) by Kris H. Light

<strong>A Pimple lichen</strong><br><em>Porina</em> spp. (possibly <em>heterospora</em>)<br>Great Smoky Mountains NP<br>Feb. 21, 2009
A Pimple lichen
Porina spp. (possibly heterospora)
Great Smoky Mountains NP
Feb. 21, 2009
This warty crustose lichen grew on the bark of a maple tree at Tremont.

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