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Arthothelium scandinavicum
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Family: Arthoniaceae
[Arthonia scandinavica (Th. Fr.) Nyl., more]  National Museum of Natural History Collections |
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 National Museum of Natural History Collections  National Museum of Natural History Collections  National Museum of Natural History Collections  National Museum of Natural History Collections  National Museum of Natural History Collections  National Museum of Natural History Collections  National Museum of Natural History Collections   |
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