umbilicaria mammulata, _standing_indian_mountain, _southern_nantahala_wilderness, _nantahala_national_forest, _clay_county, _north_carolina_2, I_AMC4264
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© Copyright Alan Cressler 2011

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This is smooth rock tripe. It is among the largest lichen species in the world. I have nothing for scale in this image but they are the each about 30 centimeters across ( around a foot). The species reportedly lives in humid areas where air pollution levels are low. For more information:

title umbilicaria mammulata, standing indian mountain, southern nantahala wilderness, nantahala national forest, clay county, north carolina 2
date yyyymmdd hr:mn 2008:03:09 14:45:36
source Flickr
flickr_agent alan_cressler

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