| Pinus strobus | White Pine | 
| Pinus monticola | Western White Pine | 
| Pinus lambertiana | Sugar Pine | 
| Pinus albicaulis | Whitebark Pine | 
| Pinus flexilis | Limber Pine | 
| Pinus strobiformis | Southwestern White Pine | 
| Pinus balfouriana | Foxtail Pine | 
| Pinus longaeva | Great Basin Bristlecone Pine | 
| Pinus aristata | Rocky Mountain Bristlecone Pine | 
| Pinus monophylla | Singleleaf Pinyon | 
| Pinus edulis | Pinyon, Colorado Pinyon | 
| Pinus cembroides | Mexican Pinyon | 
| Pinus quadrifolia | Parry Pinyon | 
| Pinus resinosa | Red Pine, Norway Pine | 
| Pinus sylvestris | Scot Pine | 
| Pinus contorta | Lodgepole Pine | 
| Pinus nigra | Austrian Pine, Black Pine | 
| Pinus palustris | Longleaf Pine, Southern Pine | 
| Pinus engelmannii | Apache Pine, Arizona Longleaf Pine | 
| Pinus ponderosa | Ponderosa Pine | 
| Pinus jeffreyi | Jeffrey Pine | 
| Pinus torreyana | Torrey Pine | 
| Pinus glabra | Spruce Pine, Cedar Pine | 
| Pinus banksiana | Jack Pine | 
| Pinus pungens | Table Mountain Pine | 
| Pinus virginiana | Virginia Pine | 
| Pinus clausa | Sand Pine | 
| Pinus muricata | Bishop Pine | 
| Pinus serotina | Pond Pine, Pocosin Pine | 
| Pinus rigida | Pitch Pine | 
| Pinus echinata | Shortleaf Pine | 
| Pinus elliotii | Slash Pine | 
| Pinus taeda | Loblolly Pine | 
| Pinus coulteri | Coulter Pine | 
| Pinus sabiniana | Digger Pine | 
| Pinus attentuata | Knobcone Pine | 
| Pinus radiata | Monterey Pine | 
| Pinus leiophylla | Chihuahua Pine | 
| Larix laricia | Tamarack | 
| Larix decidua | European Larch, Common Larch | 
| Larix occidentalis | Western Larch | 
| Larix lyallii | Subalpine Larch | 
| Picea sitchensis | Sitka Spruce | 
| Picea breweriana | Weeping Spruce | 
| Picea glauca | White Spruce | 
| Picea mariana | Black Spruce, Bog Spruce | 
| Picea rubens | Red Spruce | 
| Picea engelmannii | Engelmann Spruce | 
| Picea pungens | Blue Spruce, Colorado Blue Spruce | 
| Picea abies | Noway Spruce, Common Spruce | 
| Tsuga canadensis | Eastern Hemlock | 
| Tsuga caroliniana | Carolina Hemlock | 
| Tsuga heterophylla | Western Hemlock | 
| Tsuga mertensiana | Mountain Hemlock | 
| Pseudotsuga menziesii | Douglas Fir | 
| Pseudotsuga macrocarpa | Bigcone Douglas Fir | 
| Abies balsamea | Balsam Fir | 
| Albies fraseri | Fraser Fir, She Balsam | 
| Albies lasiocarpa | Alpine Fir, Subalpine Fir | 
| Albies grandis | Grand Fir, Lowland Fir | 
| Albies concolor | White Fir | 
| Albies amabilis | Silver Fir, Cascades Fir | 
| Albies procera | Noble Fir | 
| Albies magnifica | California Red Fir | 
| Albies bracteata | Bristlecone Fir |