Lichens and associates

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Lobaria  pallida - Irazu, Costa Rica

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Collema dichotomum (river jelly lichen) - Somerset, UK

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Biatorposis usneacearum a fungus forming pink galls in Usnea species - RCT, S. Wales

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Lobaria pulmonaria - La Gomera, Canary Islands

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Hysterographium mori, a non-lichen fungus resembling Opegrapha species - Leicestershire, UK

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Muriform ascospores of Hysterographium mori

Non-lichen fungi

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Arrhenia retiruga, a bryophilous fungus - Worcestershire, UK

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Squamanita paradoxa, caps emerging parasticallly from the stipes of Cystoderma amianthinum

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Lauribasidium lauri, obligate parasite of Laurus azorica  (Canary Island Laurel) - La Gomera, Canary Islands

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Nidularia deformis on wood chips - Kent, UK

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Endogone pisiformis, a pea truffle on newly created bryophyte habitat - Nottinghamshire, UK

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Geopora sepulta, fruiitng bodies emerging through Thanet sand over chalk - Swanscombe, Kent, UK

Bryophytes

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Bazzania trilobata, a desiccation-sensitive liverwort, useful as an indicator species - Cornwall, UK

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Seligeria calcarea, a small moss of chalk rock  surfaces - Kent, UK

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Bryum argenteum (silver bryum), a useful indicator of urban eutrophication

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Riccia gougetiana, a liverwort of arid conditions - Tenerife, Canary Islands

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Rhizomnium punctatum, a moss of damp soil - Cornwall, UK

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Gemmae of the minute liverwort Lophozia perssonii - Kent, UK