Lichen Art Posted on November 30, 2013 by Sheila Creighton Posted in Nature Tagged bark, close up, colorful, copyright, green, grey, lichen, lines, olive, photography, Westminster Ponds 6 Comments A world of colourful lichen lives on a piece of reddish bark lying on the forest floor. It looks like an abstract work of art. © Sheila Creighton 2013