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

This interesting mix of lichen species shows some of the varieties that can be found on a single twig. Often, older tree branches may be completely covered in lichens. The cup-like structures are called <em>apothecia</em>, they contain the spores for t...
This interesting mix of lichen species shows some of the varieties that can be found on a single twig. Often, older tree branches may be completely covered in lichens. The cup-like structures are called apothecia, they contain the spores for the lichen's reproduction. These lichens were photographed on tree bark at Tremont in the Smokies.

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