Wild Wonders of Europe / della F / Lichens growing on a Blackthorn (Prunus spinosa) near Zadrzani village, Northern Livanjsko Polje, Bosnia and Herzegovina, May 2009
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Jack Dykinga / Lichen covered rocks at Marble Viewpoint, Kaibab National Forest, Grand Canyon National Park, Arizona, USA
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Jack Dykinga / Lichen covered rocks at Marble Viewpoint, Kaibab National Forest, Grand Canyon National Park, Arizona, USA
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Wild Wonders of Europe / E. Haarberg / Lichen growing on a tree trunk, Bergslagen, Sweden, April 2009
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Wild Wonders of Europe / O. Haarberg / Lichen covered rocks on coast, Lngviksskr, Stockholm Archipelago, Sweden, June 2009
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Jason Smalley / Close-up of mosses and lichens on gravestone, UK.
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Chris Mattison / Cup lichen (Cladonia fimbriata) growing on conifer stump. Whitelye Common SSSI, Monmouthshire, Wales, UK. February.
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Robert Thompson / Reindeer moss (Cladonia portentosa) Peatlands Park, Portadown, Co. Armagh, Northern Ireland. November
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David Woodfall / Cladonia lichens with fruiting bodies. Wild Ennerdale, Cumbria, England, UK, October 2017.
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Adrian Davies / Lichen (Cladonia fimbriata) Surrey, England, UK. August.
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Adrian Davies / Lichen (Cladonia squamosa) North Wales, October.