Siberian aster as seen at Camp Denali...................August 25, 2006.
Siberian aster as seen at Camp Denali...................August 25, 2006. Note the toothed leaf edges.
A close-up of a flower head of siberian aster as seen along upper Moose Creek adjacent to Mt. Galen, Denali National Park and Preserve.......................September 7, 2009.
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Two examples of stem leaves of siberian aster as seen along upper Moose Creek adjacent to Mt. Galen, Denali National Park and Preserve.......................September 7, 2009.
Siberian aster as seen from a bank above the park road at Grassy Pass, Denali National Park and Preserve...............June 27, 2002.
Leaves and unopened inflorescence of siberian aster from bank above the park road at Grassy Pass, Denali National Park and Preserve...............June 27, 2002.