Coniferous

Deciduous

cedar, northern white (Thuja occidentalis)

Douglas-fir (Pseudotsuga menziesii)

fir, balsam (Abies balsamea)

fir, white (Abies concolor)

hemlock, eastern (Tsuga canadensis)

larch, European (Larix decidua)

larch, Japanese (Larix kaempferi)

larch, Siberian (Larix sibirica)

pine, Austrian (Pinus nigra)

pine, eastern white (Pinus strobus)

pine, jack (Pinus banksiana)

pine, ponderosa (Pinus ponderosa)

pine, red (Pinus resinosa)

pine, Scotch (Pinus sylvestris)

spruce, black (Picea mariana)

spruce, blue (Picea pungens)

spruce, Norway (Picea abies)

spruce, white (Picea glauca)

tamarack (Larix laricina)

alder, speckled (Alnus incana ssp. rugosa)

apple, paradise (Malus pumila)

ash, black (Fraxinus nigra)

ash, green (Fraxinus pennsylvanica)

ash, white (Fraxinus americana)

aspen, bigtooth (Populus grandidentata)

aspen, quaking (Populus tremuloides)

basswood, American (Tilia americana)

beech, blue (Carpinus betulus)

birch, bog (Betula pumila)

birch, heart-leaved (Betula cordifolia)

birch, paper (Betula papyrifera var. papyrifera)

birch, river (Betula nigra)

birch, yellow (Betula alleghaniensis var. alleghaniensis)

boxelder (Acer negundo var. interius)

boxelder (Acer negundo var. negundo)

buckeye, Ohio (Aesculus glabra var. glabra)

buckthorn, alder-leaved (Rhamnus alnifolia)

buckthorn, common (Rhamnus cathartica)

buckthorn, glossy (Frangula alnus)

butternut (Juglans cinerea)

catalpa, northern (Catalpa speciosa)

cherry, black (Prunus serotina var. serotina)

cherry, pin (Prunus pensylvanica var. pensylvanica)

chestnut, American (Castanea dentata)

chestnut, horse (Aesculus hippocastanum)

coffee tree, Kentucky (Gymnocladus dioica)

corktree, amur (Phellodendron amurense)

cottonwood, plains (Populus deltoides ssp. molinifera)

dogwood, pagoda (Cornus alternifolia)

elm, American (Ulmus americana)

elm, rock (Ulmus thomasii)

elm, Siberian (Ulmis pumila)

elm, slippery (Ulmus rubra)

hackberry, northern (Celtis occidentalis)

hawthorn, bigfruit (Crataegus macrosperma)

hawthorn, dotted (Crataegus punctata)

hawthorn, Douglas (Crataegus douglasii)

hawthorn, downy (Crataegus mollis)

hawthorn, fanleaf (Crataegus flabellata)

hawthorn, fleshy (Crataegus succulenta)

hawthorn, Fort Sheridan (Crataegus apiomorpha)

hawthorn, large-thorned (Crataegus macracantha)

hawthorn, late (Crataegus calpodendron)

hawthorn, Quebec (Crataegus submollis)

hawthorn, rough-leaved (Crataegus scabrida)

hawthorn, scarlet (Crataegus coccinea)

hickory, bitternut (Carya cordiformis)

hickory, northern shagbark (Carya ovata)

ironwood (Ostrya virginiana var. virginiana)

locust, black (Robinia pseudoacacia)

locust, honey (Gleditsia triacanthos)

maidenhair tree (Ginkgo biloba)

maple, amur (Acer ginnala)

maple, black (Acer nigrum)

maple, mountain (Acer spicatum)

maple, Norway (Acer platanoides)

maple, red (Acer rubrum var. rubrum)

maple, silver (Acer saccharinum)

maple, sugar (Acer saccharum ssp. saccharum)

mountain ash, American (Sorbus americana)

mountain ash, European (Sorbus aucuparia)

mountain ash, northern (Sorbus decora)

mulberry, red (Morus rubra)

mulberry, white (Morus alba)

nannyberry (Viburnum lentago)

oak, black (Quercus velutina)

oak, bur (Quercus macrocarpa var. macrocarpa)

oak, northern pin (Quercus ellipsoidalis)

oak, northern red (Quercus rubra var. ambigua)

oak, northern red (Quercus rubra var. rubra)

oak, swamp white (Quercus bicolor)

oak, white (Quercus alba)

olive, Russian (Elaeagnus angustifolia)

plum, American (Prunus americana)

plum, Canada (Prunus nigra)

poplar, balsam (Populus balsamifera)

poplar, Lombardy (Populus nigra ‘Italica’)

poplar, white (Populus alba)

prickly ash, northern (Zanthoxylum americanum)

redbud, eastern (Cercis canadensis var. canadensis)

redcedar, eastern (Juniperus virginiana var. virginiana)

serviceberry, downy (Amelanchier arborea var. arborea)

serviceberry, inland (Amelanchier interior)

serviceberry, roundleaf (Amelachier sanguinea)

serviceberry, smooth (Amelanchier laevis)

sumac, poison (Toxicodendron vernix)

sumac, smooth (Rhus glabra)

sumac, staghorn (Rhus hirta)

wahoo, eastern (Euonymus atropurpureus)

walnut, black (Juglans nigra)

willow, Bebb’s (Salix bebbiana)

willow, black (Salix nigra)

willow, crack (Salix fragilis)

willow, hybrid crack (Salix X rubens)

willow, laurel (Salix pentandra)

willow, peachleaf (Salix amygdaloides)

willow, pussy (Salix discolor)

willow, sandbar (Salix interior)

willow, satiny (Salix pellita)

willow, shining (Salix lucida ssp. lucida)

willow, weeping (Salix babylonica)

willow, white (Salix alba)