= nonnative, planted and a wildland component, commonly "escapes" cultivation
= nonnative, planted, generally
not considered a wildland component or invasive
= a North American native, may naturalize outside its native
range
Zone: 4
    Abies
balsamea - balsam fir
    Landowner Factsheet
    Abies
concolor - white fir
    Landowner Factsheet
    Abies
fraseri - Fraser fir
    Landowner Factsheet
    Abies
lasiocarpa - subalpine fir
    Landowner Factsheet
    Abies
magnifica - California red fir
    Abies
nordmannia - Nordmann fir
    Acer
circinatum - vine maple
    Acer
ginnala - Amur maple
    Acer
glabrum - Rocky Mountain maple
    Acer
grandidentatum - bigtooth maple
    Acer
griseum - paperbark maple
    Acer
miyabei - Miyabe maple
    Acer
negundo - boxelder
    Landowner Factsheet
    Acer
nigrum - black maple
    Acer
pensylvanicum - striped maple
    Acer
platanoides - Norway maple
    Acer
pseudoplatanus - sycamore maple
    Acer
rubrum - red maple
    Landowner Factsheet
    Acer
saccharinum - silver maple
    Landowner Factsheet
    Acer
saccharum - sugar maple
    Landowner Factsheet
    Acer
spicatum - mountain maple
    Acer
tataricum - Tatarian maple
    Aesculus
glabra - Ohio buckeye
    Aesculus
hippocastanum - horsechestnut
    Aesculus
parviflora - bottlebrush buckeye
    Aesculus
pavia - red buckeye
    Ailanthus
altissima - tree-of-Heaven
    Alnus
glutinosa - European black alder
    Alnus
incana ssp. rugosa - speckled alder
    Alnus
incana ssp. tenuifolia - thinleaf alder
    Alnus
rhombifolia - white alder
    Alnus
rubra - red alder
    Landowner Factsheet
    Alnus
viridis ssp. sinuata - Sitka alder
    Amelanchier
alnifolia - Pacific serviceberry
    Amelanchier
arborea - downy serviceberry
    Landowner Factsheet
    Amelanchier
canadensis - shadblow serviceberry
    Amelanchier
laevis - Alleghany serviceberry
    Amelanchier
utahensis - Utah serviceberry
    Amorpha
fruticosa - desert false indigo
    Andromeda
polifolia - bog rosemary
    Arctostaphylos
columbiana - hairy manzanita
    Arctostaphylos
patula - green manzanita
    Arctostaphylos
uva-ursi - kinnikinick
    Arctostaphylos
viscida - whiteleaf manzanita
    Aristolochia
macrophylla - Dutchman's pipe
    Artemisia
tridentata - big sagebrush
    Baccharis
halimifolia - eastern baccharis
    Berberis
thunbergii - Japanese barberry
    Berchemia
scandens - supplejack
    Betula
alleghaniensis - yellow birch
    Landowner Factsheet
    Betula
lenta - sweet birch
    Landowner Factsheet
    Betula
nigra - river birch
    Betula
occidentalis - water birch
    Betula
papyrifera - paper birch
    Landowner Factsheet
    Betula
pendula - European weeping birch
    Betula
populifolia - gray birch
    Betula
uber - roundleaf birch
    Callitropsis
nootkatensis - Alaska yellow-cedar
    Campsis
radicans - trumpet creeper
    Caragana
arborescens - pea tree
    Carpinus
caroliniana - hornbeam
    Carya
alba - mockernut hickory
    Landowner Factsheet
    Carya
aquatica - water hickory
    Carya
cordiformis - bitternut hickory
    Landowner Factsheet
    Carya
glabra - pignut hickory
    Landowner Factsheet
    Carya
ovata - shagbark hickory
    Landowner Factsheet
    Carya
pallida - sand hickory
    Cassiope
mertensiana - white mountain heather
    Castanea
dentata - American chestnut
    Castanea
mollissima - Chinese chestnut
    Catalpa
speciosa - northern catalpa
    Ceanothus
americanus - New Jersey tea
    Ceanothus
cuneatus - narrowleaf buckbrush
    Ceanothus
integerrimus - deerbrush
    Ceanothus
prostratus - mahala mat
    Ceanothus
sanguineus - redstem ceanothus
    Celastrus
scandens - American bittersweet
    Celtis
laevigata var. laevigata - sugarberry
    Celtis
occidentalis - hackberry
    Cephalanthus
occidentalis - buttonbush
    Cercidiphyllum
japonicum - katsuratree
    Cercis
canadensis - eastern redbud
    Chaenomeles
speciosa - common floweringquince
    Chamaebatiaria
millefolium - fernbush
    Chamaecyparis
pisifera - Sawara-cedar
    Chamaecyparis
thyoides - Atlantic white-cedar
    Chamaedaphne
calyculata - leatherleaf
    Chimaphila
maculata - striped pipsissewa
    Chimaphila
umbellata - prince's pine
    Chionanthus
virginicus - fringetree
    Chrysolepis
chrysophylla - golden chinkapin
    Cladrastis
kentukea - yellowwood
    Clematis
terniflora - sweetautumn clematis
    Clethra
alnifolia - summersweet clethra
    Comptonia
peregrina - sweetfern
    Cornus
alternifolia - alternate-leaf dogwood
    Cornus
amomum - silky dogwood
    Cornus
canadensis - bunchberry
    Cornus
mas - Cornelian cherry dogwood
    Cornus
racemosa - gray dogwood
    Cornus
sericea - red-osier dogwood
    Corylus
americana - American hazel
    Corylus
cornuta - beaked hazel
    Cotinus
coggygria - European smoketree
    Cotinus
obovatus - American smoketree
    Cotoneaster
spp. - cotoneaster
    Crataegus
spp. - hawthorn
    Landowner Factsheet
    Dasiphora
fruticosa - shrubby cinquefoil
    Decumaria
barbara - climbing hydrangea
    Diervilla
lonicera - northern bush-honeysuckle
    Elaeagnus
angustifolia - Russian-olive
    Elaeagnus
umbellata - autumn-olive
    Epigaea
repens - trailing arbutus
    Ericameria
nauseosa - gray rabbitbrush
    Euonymus
alatus - winged euonymus
    Euonymus
americanus - strawberry bush
    Euonymus
atropurpureus - eastern wahoo
    Euonymus
europaeus - spindletree
    Euonymus
fortunei - wintercreeper
    Fagus
grandifolia - American beech
    Landowner Factsheet
    Fagus
sylvatica - European beech
    Forsythia
spp. - forsythia
    Fothergilla
gardenii - dwarf fothergilla
    Frangula
alnus - glossy buckthorn
    Frangula
purshiana - Cascara buckthorn
    Fraxinus
americana - white ash
    Landowner Factsheet
    Fraxinus
nigra - black ash
    Fraxinus
pennsylvanica - green ash
    Landowner Factsheet
    Fraxinus
quadrangulata - blue ash
    Gaultheria
procumbens - teaberry
    Gaylussacia
spp. - huckleberry
    Ginkgo
biloba - ginkgo
    Gleditsia
triacanthos - honeylocust
    Landowner Factsheet
    Gymnocladus
dioicus - Kentucky coffeetree
    Halesia
tetraptera - silverbell
    Hamamelis
vernalis - vernal witch-hazel
    Hamamelis
virginiana - witch-hazel
    Hedera
helix - English ivy
    Hydrangea
anomala - climbing hydrangea
    Hydrangea
arborescens - wild hydrangea
    Hydrangea
paniculata - panicle hydrangea
    Hypericum
spp. - Saint Johnswort
    Ilex
myrtifolia - myrtle holly
    Ilex
opaca - American holly
    Ilex
verticillata - winterberry holly
    Iva
frutescens - marsh-elder
    Juglans
cinerea - butternut
    Juglans
nigra - black walnut
    Landowner Factsheet
    Juniperus
chinensis - Chinese juniper
    Juniperus
communis - common juniper
    Juniperus
horizontalis - creeping juniper
    Juniperus
occidentalis - western juniper
    Juniperus
procumbens - Ibuki juniper
    Juniperus
scopulorum - Rocky Mountain juniper
    Juniperus
virginiana - eastern redcedar
    Landowner Factsheet
    Kalmia
angustifolia - sheep laurel
    Kalmia
microphylla - alpine laurel
    Kalmia
polifolia - bog laurel
    Kolkwitzia
amabilis - beautybush
    Larix
×marschlinsii - Dunkeld larch
    Larix
decidua - European larch
    Larix
kaempferi - Japanese larch
    Larix
laricina - tamarack
    Landowner Factsheet
    Larix
lyallii - subalpine larch
    Larix
occidentalis - western larch
    Landowner Factsheet
    Ledum
groenlandicum - Labrador tea
    Ligustrum
amurense - Amur privet
    Ligustrum
obtusifolium - border privet
    Lindera
benzoin - spicebush
    Linnaea
borealis - twinflower
    Liriodendron
tulipifera - yellow-poplar
    Landowner Factsheet
    Lithocarpus
densiflorus - tanoak
    Lonicera
japonica - Japanese honeysuckle
    Lonicera
maackii - Amur honeysuckle
    Lonicera
morrowii - Morrow honeysuckle
    Lonicera
utahensis - red twinberry
    Lyonia
lucida - fetterbush lyonia
    Maclura
pomifera - osage-orange
    Magnolia
stellata - star magnolia
    Mahonia
aquifolium - tall Oregon-grape
    Mahonia
repens - creeping mahonia
    Malus
spp. - apple
    Menziesia
ferruginea - false azalea
    Metasequoia
glyptostroboides - dawn redwood
    Mitchella
repens - partridgeberry
    Morella
inodora - odorless bayberry
    Morella
pensylvanica - northern bayberry
    Morus
alba - white mulberry
    Morus
rubra - red mulberry
    Myrica
gale - sweetgale
    Nyssa
sylvatica - blackgum
    Landowner Factsheet
    Ostrya
virginiana - hophornbeam
    Parrotia
persica - Persian ironwood
    Parthenocissus
quinquefolia - Virginia creeper
    Parthenocissus
tricuspidata - Boston ivy
    Paxistima
myrsinites - false box
    Penstemon
ellipticus - rocky ledge penstemon
    Persea
palustris - swampbay
    Phellodendron
amurense - Amur corktree
    Philadelphus
coronarius - mockorange
    Philadelphus
lewisii - mockorange
    Photinia
melanocarpa - black chokeberry
    Photinia
pyrifolia - chokeberry
    Physocarpus
malvaceus - mallow ninebark
    Physocarpus
monogynus - mountain ninebark
    Physocarpus
opulifolius - common ninebark
    Picea
abies - Norway spruce
    Picea
engelmannii - Engelmann spruce
    Landowner Factsheet
    Picea
glauca - white spruce
    Landowner Factsheet
    Picea
mariana - black spruce
    Landowner Factsheet
    Picea
omorika - Serbian spruce
    Picea
orientalis - Oriental spruce
    Picea
pungens - blue spruce
    Picea
rubens - red spruce
    Landowner Factsheet
    Pieris
floribunda - mountain pieris
    Pieris
japonica - Japanese pieris
    Pinus
albicaulis - whitebark pine
    Pinus
aristata - bristlecone pine
    Pinus
attenuata - knobcone pine
    Pinus
banksiana - jack pine
    Landowner Factsheet
    Pinus
bungeana - lacebark pine
    Pinus
contorta - lodgepole pine
    Landowner Factsheet
    Pinus
coulteri - Coulter pine
    Pinus
densiflora - Japanese red pine
    Pinus
edulis - pinyon pine
    Pinus
flexilis - limber pine
    Pinus
glabra - spruce pine
    Pinus
jeffreyi - Jeffrey pine
    Pinus
lambertiana - sugar pine
    Landowner Factsheet
    Pinus
monticola - western white pine
    Landowner Factsheet
    Pinus
mugo - mugo pine
    Pinus
nigra - Austrian pine
    Pinus
parviflora - Japanese white pine
    Pinus
ponderosa - ponderosa pine
    Landowner Factsheet
    Pinus
resinosa - red pine
    Landowner Factsheet
    Pinus
sabiniana - gray pine
    Pinus
serotina - pond pine
    Pinus
strobus - eastern white pine
    Landowner Factsheet
    Pinus
sylvestris - Scots pine
    Platanus
hybrida - London plane tree
    Platanus
occidentalis - American sycamore
    Landowner Factsheet
    Populus
alba - European white poplar
    Populus
balsamifera ssp. balsamifera - balsam poplar
    Landowner Factsheet
    Populus
balsamifera ssp. trichocarpa - black cottonwood
    Landowner Factsheet
    Populus
deltoides - eastern cottonwood
    Landowner Factsheet
    Populus
fremontii - Fremont cottonwood
    Populus
grandidentata - bigtooth aspen
    Landowner Factsheet
    Populus
nigra 'Italica' - Lombardy poplar
    Populus
tremuloides - quaking aspen
    Landowner Factsheet
    Prunus
americana - American plum
    Prunus
angustifolia - Chickasaw plum
    Prunus
avium - sweet cherry
    Prunus
cerasifera - purple leaf plum
    Prunus
cerasus - sour cherry
    Prunus
emarginata - bitter cherry
    Prunus
maritima - beach plum
    Prunus
pensylvanica - fire cherry
    Landowner Factsheet
    Prunus
sargentii - Sargent cherry
    Prunus
serotina - black cherry
    Landowner Factsheet
    Prunus
subcordata - Klamath plum
    Prunus
subhirtella - Higan cherry
    Prunus
virginiana - choke cherry
    Pseudotsuga
menziesii - Douglas-fir
    Landowner Factsheet
    Ptelea
trifoliata - hoptree
    Purshia
tridentata - bitterbrush
    Pyrus
communis - common pear
    Quercus
alba - white oak
    Landowner Factsheet
    Quercus
bicolor - swamp white oak
    Quercus
gambelii - Gambel oak
    Quercus
imbricaria - shingle oak
    Quercus
incana - bluejack oak
    Quercus
macrocarpa - bur oak
    Landowner Factsheet
    Quercus
muehlenbergii - chinkapin oak
    Quercus
palustris - pin oak
    Quercus
robur - English oak
    Quercus
rubra - northern red oak
    Landowner Factsheet
    Quercus
velutina - black oak
    Landowner Factsheet
    Rhamnus
cathartica - common buckthorn
    Rhododendron
albiflorum - white rhododendron
    Rhododendron
catawbiense - Catawba rhododendron
    Rhododendron
maximum - great rhododendron
    Rhododendron
periclymenoides - pink azalea
    Rhus
aromatica - fragrant sumac
    Rhus
copallinum - shining sumac
    Rhus
glabra - smooth sumac
    Rhus
typhina (hirta) - staghorn sumac
    Rhus
trilobata - skunkbush sumac
    Ribes
acerifolium - mapleleaf currant
    Ribes
rotundifolium - Appalachian gooseberry
    Robinia
neomexicana - New Mexican locust
    Robinia
pseudoacacia - black locust
    Landowner Factsheet
    Rosa
rugosa - rugosa rose
    Rubus
allegheniensis - Alleghany blackberry
    Rubus
argutus - prickly Florida blackberry
    Rubus
flagellaris - dewberry
    Rubus
idaeus - raspberry
    Rubus
laciniatus - evergreen blackberry
    Rubus
occidentalis - black raspberry
    Rubus
odoratus - purple flowering raspberry
    Rubus
parviflorus - thimbleberry
    Rubus
spectabilis - salmonberry
    Rubus
ursinus - wild blackberry
    Salix
alba - white willow
    Salix
babylonica - weeping willow
    Salix
bebbiana - Bebb's willow
    Salix
discolor - pussy willow
    Salix
exigua - sandbar willow
    Salix
lasiolepis - arroyo willow
    Salix
nigra - black willow
    Landowner Factsheet
    Salix
purpurea - purpleosier willow
    Salix
scouleriana - Scouler willow
    Sambucus
nigra spp. cerulea - blue elderberry
    Sambucus
racemosa - red elderberry
    Sassafras
albidum - sassafras
    Landowner Factsheet
    Sciadopitys
verticillata - umbrella pine
    Shepherdia
canadensis - buffaloberry
    Smilax
glauca - catbrier
    Smilax
herbacea - carrion-flower
    Smilax
laurifolia - laurel greenbrier
    Smilax
rotundifolia - common greenbrier
    Smilax
tamnoides - bristly greenbrier
    Solanum
dulcamara - bitter nightshade
    Sorbus
alnifolia - Korean mountain-ash
    Sorbus
americana - American mountain-ash
    Sorbus
aucuparia - European mountain-ash
    Sorbus
decora - showy mountain-ash
    Sorbus
scopulina - Greene's mountain-ash
    Sorbus
sitchensis - Sitka mountain-ash
    Spiraea
alba var. alba - narrowleaf spirea
    Spiraea
alba var. latifolia - meadowsweet
    Staphylea
trifolia - bladdernut
    Symphoricarpos
albus - snowberry
    Symphoricarpos
orbiculatus - coralberry
    Symplocos
tinctoria - common sweetleaf
    Syringa
reticulata - Japanese tree lilac
    Syringa
vulgaris - common lilac
    Tamarix
chinensis - saltcedar
    Taxodium
distichum - baldcypress
    Landowner Factsheet
    Taxus
brevifolia - Pacific yew
    Taxus
cuspidata - Japanese yew
    Taxus
xmedia - Anglo-Jap yew
    Thuja
occidentalis - northern white-cedar
    Landowner Factsheet
    Tilia
americana - American basswood
    Landowner Factsheet
    Tilia
cordata - littleleaf linden
    Tilia
petiolaris - silver linden
    Toxicodendron
diversilobum - Pacific poisonoak
    Toxicodendron
pubescens - poison-oak
    Toxicodendron
radicans - poison-ivy
    Toxicodendron
vernix - poison sumac
    Tsuga
canadensis - eastern hemlock
    Landowner Factsheet
    Ulmus
americana - American elm
    Landowner Factsheet
    Ulmus
parvifolia - Chinese elm
    Ulmus
procera - English elm
    Ulmus
pumila - Siberian elm
    Ulmus
rubra - slippery elm
    Ulmus
thomasii - rock elm
    Vaccinium
corymbosum - highbush blueberry
    Vaccinium
macrocarpon - cranberry
    Vaccinium
membranaceum - big huckleberry
    Vaccinium
ovalifolium - ovalleaf huckleberry
    Vaccinium
oxycoccos - small cranberry
    Vaccinium
pallidum - lowbush blueberry
    Vaccinium
parvifolium - red huckleberry
    Vaccinium
stamineum - deerberry
    Vaccinium
vitis-idaea - lingonberry
    Viburnum
acerifolium - mapleleaf viburnum
    Viburnum
carlesii - Koreanspice viburnum
    Viburnum
dentatum - arrowwood
    Viburnum
dilatatum - linden viburnum
    Viburnum
ellipticum - western viburnum
    Viburnum
lantana - wayfaringtree viburnum
    Viburnum
lantanoides - hobblebush
    Viburnum
lentago - nannyberry
    Viburnum
nudum - possumhaw viburnum
    Viburnum
xburkwoodii - Burkwood viburnum
    Vinca
minor - periwinkle
    Vitis
aestivalis - summer grape
    Weigela
florida - old fashioned weigela
    Xanthorhiza
simplicissima - yellowroot