White Fir. Leaves.
USDA-NRCS PLANTS Database / Herman, D.E. et al. 1996. North Dakota tree handbook. USDA NRCS ND State Soil Conservation Committee; NDSU Extension and Western Area Power Admin., Bismarck, ND.
1996
<a rel="nofollow" class="external autonumber" href="https://plants.usda.gov/cgi_bin/topics.cgi?earl=plant_profile.cgi&amp;symbol=ABCO&amp;photoID=abco_001_ahp.tif">[1]</a>