= 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
State: Ontario
    Abies
balsamea - balsam fir
    Landowner Factsheet
    Acer
campestre - hedge maple
    Acer
ginnala - Amur 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
    Aesculus
glabra - Ohio buckeye
    Aesculus
hippocastanum - horsechestnut
    Aesculus
pavia - red buckeye
    Ailanthus
altissima - tree-of-Heaven
    Alnus
glutinosa - European black alder
    Alnus
incana ssp. rugosa - speckled alder
    Amelanchier
alnifolia - Pacific serviceberry
    Amelanchier
arborea - downy serviceberry
    Landowner Factsheet
    Amelanchier
canadensis - shadblow serviceberry
    Amelanchier
laevis - Alleghany serviceberry
    Amorpha
fruticosa - desert false indigo
    Andromeda
polifolia - bog rosemary
    Arctostaphylos
uva-ursi - kinnikinick
    Aristolochia
macrophylla - Dutchman's pipe
    Asimina
triloba - pawpaw
    Berberis
thunbergii - Japanese barberry
    Betula
alleghaniensis - yellow birch
    Landowner Factsheet
    Betula
nana - bog birch
    Betula
occidentalis - water birch
    Betula
papyrifera - paper birch
    Landowner Factsheet
    Betula
populifolia - gray birch
    Campsis
radicans - trumpet creeper
    Caragana
arborescens - pea tree
    Carpinus
caroliniana - hornbeam
    Carya
cordiformis - bitternut hickory
    Landowner Factsheet
    Carya
glabra - pignut hickory
    Landowner Factsheet
    Carya
laciniosa - shellbark hickory
    Carya
ovata - shagbark hickory
    Landowner Factsheet
    Castanea
dentata - American chestnut
    Catalpa
bignonioides - southern catalpa
    Catalpa
speciosa - northern catalpa
    Ceanothus
americanus - New Jersey tea
    Celastrus
orbiculatus - Oriental bittersweet
    Celastrus
scandens - American bittersweet
    Celtis
occidentalis - hackberry
    Cephalanthus
occidentalis - buttonbush
    Chamaedaphne
calyculata - leatherleaf
    Chimaphila
maculata - striped pipsissewa
    Chimaphila
umbellata - prince's pine
    Cladrastis
kentukea - yellowwood
    Clematis
terniflora - sweetautumn clematis
    Comptonia
peregrina - sweetfern
    Cornus
alternifolia - alternate-leaf dogwood
    Cornus
canadensis - bunchberry
    Cornus
drummondii - roughleaf dogwood
    Cornus
florida - flowering dogwood
    Landowner Factsheet
    Cornus
racemosa - gray dogwood
    Cornus
sericea - red-osier dogwood
    Corylus
americana - American hazel
    Corylus
cornuta - beaked hazel
    Cotoneaster
spp. - cotoneaster
    Crataegus
spp. - hawthorn
    Landowner Factsheet
    Dasiphora
fruticosa - shrubby cinquefoil
    Diervilla
lonicera - northern bush-honeysuckle
    Elaeagnus
angustifolia - Russian-olive
    Elaeagnus
umbellata - autumn-olive
    Epigaea
repens - trailing arbutus
    Euonymus
alatus - winged euonymus
    Euonymus
atropurpureus - eastern wahoo
    Euonymus
europaeus - spindletree
    Euonymus
fortunei - wintercreeper
    Fagus
grandifolia - American beech
    Landowner Factsheet
    Forsythia
spp. - forsythia
    Frangula
alnus - glossy buckthorn
    Fraxinus
americana - white ash
    Landowner Factsheet
    Fraxinus
nigra - black ash
    Fraxinus
pennsylvanica - green ash
    Landowner Factsheet
    Fraxinus
profunda - pumpkin ash
    Fraxinus
quadrangulata - blue ash
    Gaultheria
procumbens - teaberry
    Gaylussacia
spp. - huckleberry
    Gleditsia
triacanthos - honeylocust
    Landowner Factsheet
    Gymnocladus
dioicus - Kentucky coffeetree
    Hamamelis
virginiana - witch-hazel
    Hypericum
spp. - Saint Johnswort
    Ilex
verticillata - winterberry holly
    Juglans
cinerea - butternut
    Juglans
nigra - black walnut
    Landowner Factsheet
    Juniperus
communis - common juniper
    Juniperus
horizontalis - creeping juniper
    Juniperus
virginiana - eastern redcedar
    Landowner Factsheet
    Kalmia
angustifolia - sheep laurel
    Kalmia
microphylla - alpine laurel
    Kalmia
polifolia - bog laurel
    Larix
decidua - European larch
    Larix
kaempferi - Japanese larch
    Larix
laricina - tamarack
    Landowner Factsheet
    Ledum
groenlandicum - Labrador tea
    Lindera
benzoin - spicebush
    Linnaea
borealis - twinflower
    Liriodendron
tulipifera - yellow-poplar
    Landowner Factsheet
    Lonicera
canadensis - American fly honeysuckle
    Lonicera
involucrata - twinberry
    Lonicera
japonica - Japanese honeysuckle
    Lonicera
maackii - Amur honeysuckle
    Lonicera
morrowii - Morrow honeysuckle
    Lonicera
xbella - Belle's honeysuckle
    Maclura
pomifera - osage-orange
    Magnolia
acuminata - cucumbertree
    Mahonia
aquifolium - tall Oregon-grape
    Mahonia
repens - creeping mahonia
    Malus
spp. - apple
    Mitchella
repens - partridgeberry
    Morella
pensylvanica - northern bayberry
    Morus
alba - white mulberry
    Morus
rubra - red mulberry
    Myrica
gale - sweetgale
    Nicotiana
rustica - Aztec tobacco
    Nyssa
sylvatica - blackgum
    Landowner Factsheet
    Oplopanax
horridus - Devilsclub
    Ostrya
virginiana - hophornbeam
    Pachysandra
terminalis - Japanese pachysandra
    Parthenocissus
quinquefolia - Virginia creeper
    Philadelphus
coronarius - mockorange
    Philadelphus
inodorus - scentless mockorange
    Philadelphus
pubescens - hoary mockorange
    Photinia
melanocarpa - black chokeberry
    Photinia
pyrifolia - chokeberry
    Physocarpus
opulifolius - common ninebark
    Picea
abies - Norway spruce
    Picea
glauca - white spruce
    Landowner Factsheet
    Picea
mariana - black spruce
    Landowner Factsheet
    Picea
pungens - blue spruce
    Picea
rubens - red spruce
    Landowner Factsheet
    Pinus
banksiana - jack pine
    Landowner Factsheet
    Pinus
nigra - Austrian pine
    Pinus
resinosa - red pine
    Landowner Factsheet
    Pinus
rigida - pitch pine
    Landowner Factsheet
    Pinus
strobus - eastern white pine
    Landowner Factsheet
    Pinus
sylvestris - Scots pine
    Pinus
virginiana - Virginia pine
    Landowner Factsheet
    Platanus
occidentalis - American sycamore
    Landowner Factsheet
    Populus
alba - European white poplar
    Populus
balsamifera ssp. balsamifera - balsam poplar
    Landowner Factsheet
    Populus
deltoides - eastern cottonwood
    Landowner Factsheet
    Populus
grandidentata - bigtooth aspen
    Landowner Factsheet
    Populus
heterophylla - swamp cottonwood
    Populus
nigra 'Italica' - Lombardy poplar
    Populus
tremuloides - quaking aspen
    Landowner Factsheet
    Prunus
americana - American plum
    Prunus
avium - sweet cherry
    Prunus
cerasus - sour cherry
    Prunus
pensylvanica - fire cherry
    Landowner Factsheet
    Prunus
persica - peach
    Prunus
serotina - black cherry
    Landowner Factsheet
    Prunus
virginiana - choke cherry
    Ptelea
trifoliata - hoptree
    Pyrus
communis - common pear
    Quercus
alba - white oak
    Landowner Factsheet
    Quercus
bicolor - swamp white oak
    Quercus
ilicifolia - bear oak
    Quercus
macrocarpa - bur oak
    Landowner Factsheet
    Quercus
muehlenbergii - chinkapin oak
    Quercus
palustris - pin oak
    Quercus
rubra - northern red oak
    Landowner Factsheet
    Quercus
shumardii - Shumard oak
    Quercus
velutina - black oak
    Landowner Factsheet
    Rhamnus
cathartica - common buckthorn
    Rhus
aromatica - fragrant sumac
    Rhus
copallinum - shining sumac
    Rhus
glabra - smooth sumac
    Rhus
typhina (hirta) - staghorn sumac
    Ribes
aureum - golden currant
    Robinia
hispida - bristly locust
    Robinia
pseudoacacia - black locust
    Landowner Factsheet
    Rosa
multiflora - multiflora rose
    Rosa
rugosa - rugosa rose
    Rubus
allegheniensis - Alleghany blackberry
    Rubus
flagellaris - dewberry
    Rubus
idaeus - raspberry
    Rubus
occidentalis - black raspberry
    Rubus
odoratus - purple flowering raspberry
    Rubus
parviflorus - thimbleberry
    Salix
alba - white willow
    Salix
bebbiana - Bebb's willow
    Salix
discolor - pussy willow
    Salix
nigra - black willow
    Landowner Factsheet
    Salix
purpurea - purpleosier willow
    Sambucus
racemosa - red elderberry
    Sassafras
albidum - sassafras
    Landowner Factsheet
    Shepherdia
canadensis - buffaloberry
    Smilax
herbacea - carrion-flower
    Smilax
rotundifolia - common greenbrier
    Smilax
tamnoides - bristly greenbrier
    Solanum
dulcamara - bitter nightshade
    Sorbus
americana - American mountain-ash
    Sorbus
aucuparia - European mountain-ash
    Sorbus
decora - showy mountain-ash
    Spiraea
alba var. alba - narrowleaf spirea
    Spiraea
alba var. latifolia - meadowsweet
    Staphylea
trifolia - bladdernut
    Symphoricarpos
albus - snowberry
    Symphoricarpos
orbiculatus - coralberry
    Syringa
vulgaris - common lilac
    Thuja
occidentalis - northern white-cedar
    Landowner Factsheet
    Tilia
americana - American basswood
    Landowner Factsheet
    Tilia
cordata - littleleaf linden
    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
stamineum - deerberry
    Vaccinium
vitis-idaea - lingonberry
    Viburnum
acerifolium - mapleleaf viburnum
    Viburnum
lantana - wayfaringtree viburnum
    Viburnum
lantanoides - hobblebush
    Viburnum
lentago - nannyberry
    Viburnum
nudum - possumhaw viburnum
    Vinca
minor - periwinkle
    Vitis
aestivalis - summer grape