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Mushroom Observer Image 112741: Letharia columbiana (Nutt.) J.W. Thomson
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Mushroom Observer Image 238925: Parmelia hygrophila Goward & Ahti
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Mushroom Observer Image 243528: Platismatia lacunosa (Ach.) Culb. & C. Culb.
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Mushroom Observer Image 809585: Tuckermanella fendleri (Nyl.) Essl.
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Mushroom Observer Image 101455: Letharia lupina Altermann, Leavitt & Goward
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Mushroom Observer Image 220646: Punctelia caseana Lendemer & Hodkinson
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Mushroom Observer Image 235830: Usnocetraria oakesiana (Tuck.) M.J. Lai & J.C. Wei
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Mushroom Observer Image 217379: Xanthoparmelia hypofusca (Gyeln.) Hodkinson & Lendemer
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Mushroom Observer Image 314509: Himantormia
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Mushroom Observer Image 1007863: Usnea Dill. ex Adans.
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Mushroom Observer Image 124300: Platismatia glauca (L.) W.L. Culb. & C.F. Culb.
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Mushroom Observer Image 199708: Flavopunctelia soredica (Nyl.) Hale
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Mushroom Observer Image 197388: Xanthoparmelia cumberlandia (Gyelnik) Hale
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Mushroom Observer Image 205548: Ahtiana aurescens (Tuck.) Thell & Randlane
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Mushroom Observer Image 239026: Cetraria ericetorum subsp. reticulata (Räsänen) Kärnefelt
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Mushroom Observer Image 753611: Esslingeriana idahoensis (Essl.) Hale & M.J. Lai
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Xanthoparmelia cumberlandiandia. These lichens may be immortal. See the New YoK Times article:
nyti.ms/VtDY79 . Photographed at Point Reyes National Seashore.
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Saint-Vallier-de-Thiey, Provence-Alpes-Cote d'Azur, France
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Beard lichen, Usnea lapponica. Maine, 28th November 2008, mixed coastal forest. The identification by Bob Andersen (thanks Bob) is tentative and I would welcome confirmation or correction
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Selbitz, Bavaria, Germany
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Vasterbotten, Sweden
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Stromsund, Vasterbotten, Sweden
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Mushroom Observer Image 204908: Letharia columbiana (Nutt.) J.W. Thomson