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Mushroom Observer Image 232185: Lecidella asema (Nyl.) Knoph & Hertel
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Mushroom Observer Image 238925: Parmelia hygrophila Goward & Ahti
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Mushroom Observer Image 239697: Pilophorus cereolus (Ach.) Th. Fr. in Hellb.
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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 217266: Cladonia stipitata Lendemer & Hodkinson
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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 727485: Staurolemma omphalarioides (Anzi) P.M. Jørg. & Henssen
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Mushroom Observer Image 583016: Lecidella elaeochroma f. soralifera (Erichsen) D. Hawksw.
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Mushroom Observer Image 1022080: Cladonia ochrochlora Flörke
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Mushroom Observer Image 550444: Lecidella Körber
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Mushroom Observer Image 242915: Ramalina farinacea (L.) Ach.
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Mushroom Observer Image 765209: Lecanora muralis (Schreber) Rabenh.
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Mushroom Observer Image 205548: Ahtiana aurescens (Tuck.) Thell & Randlane
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Mushroom Observer Image 242389: Catillaria lenticularis (Ach.) Th. Fr.
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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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Wellfleet, Massachusetts, United States
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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