American chestnut (Castanea dentata (Marsh.) Borkh)

American hazelnut (Corylus Americana Walt.)

American crab apple (Marlus coronaria (L.) Mill.)

America Sycamore (Platanus occidentalis L.)

Balsam fir (Abies balsamea)

Basswood or linden (Tilia Americana)

Black spruce (Picea mariana (Mill.) BSP.)

Black walnut (Juglans nigra)

Blue spruce (Picea pungens)

Box elder(Acer negundo)

Bristlecone pine (Pinus aristata D.K. Bailey)

Canada yew (Taxus canadensis Marsh.)

Douglas-fir (Pseudotsuga menziesi)

Eastern hemlock (Tsuga canadensis)

Eastern redcedar (Juniperus virginiana L.)

Flowering dogwood (Cornus florida)

Giant sequoia (Sequoia giganteum (Lindl.) Buckholz)

Green ash (Fraxinus pennsylvanica)

Jack pine (Pinus banksiana Lamb.)

Juniper (Juniperus sp.)

Kentucky Coffee Tree (Gymnocladus dioicus)

Cedar of Lebanon (Cedrus libani (stenocoma)

Maidenhair tree (Ginko biloba L.)

Meta sequoia (Metasequoia glyptostroboides Hu & Cheng)

Northern white cedar (Thuja canadensis)

Norway spruce (Picea abies (L.) Karst)

Paper birch (Betula paperifera)

Ponderosa pine (Pinus ponderosa)

Red maple (Acer rubrum Linnaeus)

Red oak (Quercus rubra)

Red pine (Pinus resinosa)

Redwood (Sequoia sepervirens (D. Don) Endl.)

Silver maple (Acer saccharinum L.)

Sugar maple (Acer saccharum Marsh.)

Sweet-gum (Liquidamber styraciflua)

Tamarack or eastern larch (Larix laricina (Du Roi) K. Koch)

Tulip tree or Yellow-popular (Liriodendron tulipifera Linnaeus)

White ash (Fraxinus americana)

White oak (Quercus alba)

White pine (Pinus strobes)

White spruce (Picea glauca)

Yellow-popular (Liriodendron tulipifera L.)