Index → Buttons → Pertusaria → P. subobducens= Pertusaria tuckermanii Erichsen
 Location: Canada, Québec, Parc national de la Gaspésie, Mt. Albert
Date: 2012
Photo by: Troy McMullin
Notes: arctic-alpine; on soil [McMullin 9551]
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 Location: Nunavut, Continental Central Canadian Arctic, near Hackett River
Date: July, 2012
Photo by: Curtis Björk
Notes: Terricolous in rocky tundra
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