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Photographic image
Abies lasiocarpa var. arizonica (Corkbark Fir), leaf, lower surfaceSeptember 15 2010
Hedborn Jr., Edward A.
Photographic image
Abies lasiocarpa var. arizonica (Corkbark Fir), leaf, lower surface, bark, twigSeptember 15 2010
Hedborn Jr., Edward A.