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Umbilicaria hirsuta
Species, Lichen, Terrestrial
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Umbilicaria hyperborea
Species, Lichen, Terrestrial
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Umbilicaria leiocarpa
Species, Lichen, Terrestrial
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Umbilicaria nylanderiana
Species, Lichen, Terrestrial
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Umbilicaria polyphylla
Species, Lichen, Terrestrial
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Umbilicaria polyrrhiza
Species, Lichen, Terrestrial
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Umbilicaria proboscidea
Species, Lichen, Terrestrial
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Umbilicaria rigida
Species, Lichen, Terrestrial
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Umbilicaria spodochroa
Species, Lichen, Terrestrial
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Umbilicaria torrefacta
Species, Lichen, Terrestrial
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Umbilicaria varia
Species, Lichen, Terrestrial
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Umbilicaria vellea
Species, Lichen, Terrestrial
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Umbilicaria virginis
Species, Lichen, Terrestrial
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Urceolaria scotica
Species, Lichen, Terrestrial
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Urceolaria tenuicorticata
Species, Lichen, Terrestrial
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Usnea arianae
Species, Lichen, Terrestrial
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Usnea articulata
Species, Lichen, Terrestrial
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Usnea baileyi
Species, Lichen, Terrestrial
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Usnea barbata
Species, Lichen, Terrestrial
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Usnea cavernosa
Species, Lichen, Terrestrial