Abies balsamea
balsam fir
Abies concolor
White Fir
Abies lasiocarpa
subalpine fir
Larix laricina
Tamarack
Larix occidentalis
western larch
Picea engelmannii
Engelmann spruce
Picea glauca
White spruce
Picea mariana
Black spruce
Picea pungens
Blue Spruce
Picea rubens
Red Spruce
Picea sitchensis
Sitka Spruce
Pinus albicaulis
whitebark pine
Pinus aristata
bristlecone pine
Pinus attenuate
Knobcone Pine
Pinus banksiana
jack pine
Pinus contorta
Lodgepole Pine
Pinus echinate
Shortleaf Pine
Pinus edulis
Colorado pinyon pine
Pinus flexilis
limber pine
Pinus lambertiana
sugar pine
Pinus monophylla
Singleleaf Pinyon Pine
Pinus monticola
western white pine
Pinus palustris
longleaf pine
Pinus ponderosa
ponderosa pine
Pinus resinosa
red pine
Pinus rigida
pitch pine
Pinus strobus
Eastern White Pine
Pinus taeda
loblolly pine
Pinus virginiana
Virginia pine
Pseudotsuga menziesii
Douglas-fir
Tsuga canadensis
Eastern Hemlock
Tsuga heterophylla
Western Hemlock
Tsuga mertensiana
mountain hemlock