"Arctostaphylas alpina L. and Dryas.", Stefansson Collection of Arctic Photographs - Photographic Prints, 1913, Digital by Dartmouth Library, n2t.net/ark:/83024/d4rf5km2q.
Citation (Chicago Format)
Arctostaphylas alpina L. and Dryas, 1913. Digital by Dartmouth Library. https://n2t.net/ark:/83024/d4rf5km2q.