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A detail of some lichen on a tree and a little playing with macro option on my 70 - 300 mm and dof. I stood under the tree and pointed upwards along the bark. Here is an old post showing more lichen: Lichen on Ancient Rock
![Lichen Detail [enlarge]](http://farm4.static.flickr.com/3162/3495564246_7c2b70b0ed_o.jpg)
