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

<strong>Common Toadskin Lichen</strong>
<em>Lasallia papulosa</em> 

This is an example of an "umbilicate" lichen. Note the central area where it is attached to the rock from below. I photographed this knobby lichen on a boulder at Big South Fork. I...
Common Toadskin Lichen
Lasallia papulosa

This is an example of an "umbilicate" lichen. Note the central area where it is attached to the rock from below. I photographed this knobby lichen on a boulder at Big South Fork. I like the common name, it is very appropriate for this lichen! :)

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