Lichens on Stone Walls in Darwen, Lancashire
Over the last few months I’ve been paying attention to lichens. The trouble is, the more closely you look, the more questions arise. After a while the boundary between stone and lichen seems to blur. Are some of these decorative patterns the stone itself, or are they all lichens? Something rich is going on that … Continue reading Lichens on Stone Walls in Darwen, Lancashire
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