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A New Xanthone-Containing Micarea from Northwest Europe and the Pacific Northwest of North America

Published online by Cambridge University Press:  28 March 2007

B. J. Coppins
Royal Botanic Garden Edinburgh, Inverleith Row, Edinburgh EH3 5LR, UK.
T. Tønsberg
Department of Botany, University of Bergen, Allégaten 41, N-5007 Bergen, Norway.


Micarea xanthonica sp. nov. is described from the western British Isles, westernmost Norway and the Pacific Northwest of North America. It belongs to the M. prasina group, but differs from related species in possessing xanthones in the thallus.

Research Article
Copyright © British Lichen Society 2001

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