= 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: Saskatchewan
    Abies
balsamea - balsam fir
    Landowner Factsheet
    Acer
ginnala - Amur maple
    Acer
negundo - boxelder
    Landowner Factsheet
    Acer
saccharinum - silver maple
    Landowner Factsheet
    Acer
spicatum - mountain maple
    Alnus
incana ssp. rugosa - speckled alder
    Alnus
incana ssp. tenuifolia - thinleaf alder
    Amelanchier
alnifolia - Pacific serviceberry
    Andromeda
polifolia - bog rosemary
    Arctostaphylos
uva-ursi - kinnikinick
    Betula
nana - bog birch
    Betula
occidentalis - water birch
    Betula
papyrifera - paper birch
    Landowner Factsheet
    Caragana
arborescens - pea tree
    Celastrus
scandens - American bittersweet
    Chamaedaphne
calyculata - leatherleaf
    Chimaphila
umbellata - prince's pine
    Cornus
canadensis - bunchberry
    Cornus
sericea - red-osier dogwood
    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
    Ericameria
nauseosa - gray rabbitbrush
    Frangula
alnus - glossy buckthorn
    Fraxinus
pennsylvanica - green ash
    Landowner Factsheet
    Hypericum
spp. - Saint Johnswort
    Juniperus
communis - common juniper
    Juniperus
horizontalis - creeping juniper
    Juniperus
scopulorum - Rocky Mountain juniper
    Kalmia
polifolia - bog laurel
    Larix
laricina - tamarack
    Landowner Factsheet
    Ledum
groenlandicum - Labrador tea
    Linnaea
borealis - twinflower
    Lonicera
involucrata - twinberry
    Lonicera
morrowii - Morrow honeysuckle
    Lonicera
xbella - Belle's honeysuckle
    Myrica
gale - sweetgale
    Opuntia
polyacantha - Plains pricklypear
    Parthenocissus
quinquefolia - Virginia creeper
    Picea
glauca - white spruce
    Landowner Factsheet
    Picea
mariana - black spruce
    Landowner Factsheet
    Pinus
banksiana - jack pine
    Landowner Factsheet
    Pinus
contorta - lodgepole pine
    Landowner Factsheet
    Populus
angustifolia - narrowleaf cottonwood
    Populus
balsamifera ssp. balsamifera - balsam poplar
    Landowner Factsheet
    Populus
deltoides - eastern cottonwood
    Landowner Factsheet
    Populus
tremuloides - quaking aspen
    Landowner Factsheet
    Prunus
americana - American plum
    Prunus
pensylvanica - fire cherry
    Landowner Factsheet
    Prunus
virginiana - choke cherry
    Quercus
macrocarpa - bur oak
    Landowner Factsheet
    Rhamnus
cathartica - common buckthorn
    Rhus
glabra - smooth sumac
    Rhus
trilobata - skunkbush sumac
    Ribes
aureum - golden currant
    Rubus
idaeus - raspberry
    Salix
alba - white willow
    Salix
bebbiana - Bebb's willow
    Salix
discolor - pussy willow
    Salix
scouleriana - Scouler willow
    Sambucus
racemosa - red elderberry
    Shepherdia
canadensis - buffaloberry
    Solanum
dulcamara - bitter nightshade
    Sorbus
aucuparia - European mountain-ash
    Sorbus
decora - showy mountain-ash
    Sorbus
scopulina - Greene's mountain-ash
    Spiraea
alba var. alba - narrowleaf spirea
    Symphoricarpos
albus - snowberry
    Syringa
vulgaris - common lilac
    Tilia
americana - American basswood
    Landowner Factsheet
    Ulmus
americana - American elm
    Landowner Factsheet
    Ulmus
pumila - Siberian elm
    Vaccinium
oxycoccos - small cranberry
    Vaccinium
vitis-idaea - lingonberry
    Viburnum
lentago - nannyberry