The various substrates of Usnea aurantiaco-atra and its algal sources in the Fildes Peninsula, Antar

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The lichen species Usnea aurantiaco-atra(Jacq.) Bory is the most dominant vegetation on the Fildes Peninsula, Antarctica. Most individuals grow on rocks, and some are found with mosses. During the 27 th and 28 th Chinese National Antarctic Research expedi
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