Index → Browns → Cetraria → C. nigricascens= Arctocetraria nigricascens (Nyl.) Kärnefelt & Thell
= Cetraria elenkinii Krog
= Cetraria sibirica H. Magn.
 Location: Nunavut, Continental Central Canadian Arctic, Hope Bay
Date: 2014-07-03
Photo by: Curtis Björk
Notes: On twig of Betula nana in rocky tundra
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 Location: Nunavut, Continental Central Canadian Arctic, near Hackett River
Date: 2012-06-00
Photo by: Curtis Björk
Notes: Rocky tundra
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