- Abies amabilis AK CA OR WA
- Abies balsamea
- Abies concolor 48- CA MT WA
- Abies fraseri
- Abies grandis CA ID MT OR WA
- Abies lasiocarpa 48+ AK
- Abies magnifica CA NE OR
- Abies procera CA OR WA
- Callitropsis nootkatensis AK CA OR WA
- Calocedrus decurrens CA NE OR
- Chamaecyparis lawsoniana CA OR
- Chamaecyparis thyoides
- Juniperus occidentalis CA ID NE OR WA
- Juniperus scopulorum 48- CA
- Juniperus virginiana OR CO
- Larix laricina AK
- Larix lyallii ID MT WA
- Larix occidentalis ID MT OR UT WA WY
- Picea breweriana CA OR
- Picea engelmannii 48
- Picea glauca AK ID MT WY
- Picea mariana AK
- Picea pungens AZ CO ID NM UT WY
- Picea rubens
- Picea sitchensis AK CA OR WA
- Pinus albicaulis 48- AZ CO NM UT
- Pinus banksiana
- Pinus clausa
- Pinus contorta AK, 48- AZ NM
- Pinus echinata
- Pinus edulis 48- ID MT OR WA
- Pinus elliottii
- Pinus flexilis 48- WA
- Pinus glabra
- Pinus jeffreyi CA NV OR
- Pinus lambertiana CA NV OR
- Pinus monophylla AZ CA NV ID NM UT
- Pinus monticola 48- AZ CO NM WY
- Pinus nigra
- Pinus palustris
- Pinus ponderosa 48
- Pinus pungens
- Pinus radiata CA
- Pinus resinosa
- Pinus rigida
- Pinus sabiniana CA OR
- Pinus serotina
- Pinus strobus
- Pinus sylvestris
- Pinus taeda
- Pinus virginiana
- Pseudotsuga macrocarpa CA
- Pseudotsuga menziesii 48
- Sequoia sempervirens CA OR
- Sequoiadendron giganteum CA
- Taxodium distichum
- Taxus brevifolia AK CA ID MT NV OR WA
- Thuja occidentalis
- Thuja plicata AK CA ID MT OR WA
- Torreya taxifolia
- Tsuga canadensis
- Tsuga heterophylla AK CA ID MT OR WA
- Tsuga mertensiana
- Libocedrus decurrens (POWO synonym of Calocedrus decurrens)
- Juniperus silicicola (POWO synonym of Juniperus virginiana var. silicicola)