= 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: Washington
    Abies
amabilis - Pacific silver fir
    Abies
grandis - grand fir
    Landowner Factsheet
    Abies
lasiocarpa - subalpine fir
    Landowner Factsheet
    Abies
procera - noble fir
    Acer
circinatum - vine maple
    Acer
glabrum - Rocky Mountain maple
    Acer
grandidentatum - bigtooth maple
    Acer
macrophyllum - bigleaf maple
    Landowner Factsheet
    Acer
negundo - boxelder
    Landowner Factsheet
    Acer
platanoides - Norway maple
    Acer
saccharinum - silver maple
    Landowner Factsheet
    Ailanthus
altissima - tree-of-Heaven
    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
utahensis - Utah serviceberry
    Amorpha
fruticosa - desert false indigo
    Andromeda
polifolia - bog rosemary
    Arbutus
menziesii - Pacific madrone
    Arctostaphylos
columbiana - hairy manzanita
    Arctostaphylos
patula - green manzanita
    Arctostaphylos
uva-ursi - kinnikinick
    Artemisia
tridentata - big sagebrush
    Atriplex
canescens - four-wing saltbush
    Betula
nana - bog birch
    Betula
occidentalis - water birch
    Betula
papyrifera - paper birch
    Landowner Factsheet
    Buddleja
davidii - butterfly-bush
    Callitropsis
nootkatensis - Alaska yellow-cedar
    Calycanthus
occidentalis - sweet shrub
    Campsis
radicans - trumpet creeper
    Caragana
arborescens - pea tree
    Cassiope
mertensiana - white mountain heather
    Ceanothus
integerrimus - deerbrush
    Ceanothus
prostratus - mahala mat
    Ceanothus
sanguineus - redstem ceanothus
    Ceanothus
velutinus - snowbrush
    Chimaphila
umbellata - prince's pine
    Chrysolepis
chrysophylla - golden chinkapin
    Cornus
canadensis - bunchberry
    Cornus
nuttallii - Pacific dogwood
    Cornus
sericea - red-osier dogwood
    Corylus
cornuta - beaked hazel
    Cotoneaster
spp. - cotoneaster
    Crataegus
spp. - hawthorn
    Landowner Factsheet
    Cytisus
scoparius - Scotch broom
    Dasiphora
fruticosa - shrubby cinquefoil
    Elaeagnus
angustifolia - Russian-olive
    Elaeagnus
umbellata - autumn-olive
    Ericameria
nauseosa - gray rabbitbrush
    Forsythia
spp. - forsythia
    Frangula
purshiana - Cascara buckthorn
    Fraxinus
latifolia - Oregon ash
    Garrya
fremontii - bearbrush
    Gaultheria
shallon - salal
    Hedera
helix - English ivy
    Holodiscus
discolor - oceanspray
    Hypericum
spp. - Saint Johnswort
    Juniperus
communis - common juniper
    Juniperus
occidentalis - western juniper
    Juniperus
scopulorum - Rocky Mountain juniper
    Kalmia
microphylla - alpine laurel
    Larix
lyallii - subalpine larch
    Larix
occidentalis - western larch
    Landowner Factsheet
    Ledum
groenlandicum - Labrador tea
    Linnaea
borealis - twinflower
    Lonicera
involucrata - twinberry
    Lonicera
utahensis - red twinberry
    Maclura
pomifera - osage-orange
    Mahonia
aquifolium - tall Oregon-grape
    Mahonia
nervosa - dwarf Oregon-grape
    Mahonia
repens - creeping mahonia
    Malus
fusca - Oregon crabapple
    Malus
spp. - apple
    Menziesia
ferruginea - false azalea
    Morella
californica - Pacific waxmyrtle
    Morus
alba - white mulberry
    Myrica
gale - sweetgale
    Oemleria
cerasiformis - Indian-plum
    Oplopanax
horridus - Devilsclub
    Opuntia
polyacantha - Plains pricklypear
    Paxistima
myrsinites - false box
    Penstemon
ellipticus - rocky ledge penstemon
    Philadelphus
lewisii - mockorange
    Physocarpus
capitatus - ninebark
    Physocarpus
malvaceus - mallow ninebark
    Picea
engelmannii - Engelmann spruce
    Landowner Factsheet
    Picea
sitchensis - Sitka spruce
    Landowner Factsheet
    Pinus
albicaulis - whitebark pine
    Pinus
contorta - lodgepole pine
    Landowner Factsheet
    Pinus
monticola - western white pine
    Landowner Factsheet
    Pinus
ponderosa - ponderosa pine
    Landowner Factsheet
    Populus
alba - European white poplar
    Populus
balsamifera ssp. trichocarpa - black cottonwood
    Landowner Factsheet
    Populus
nigra 'Italica' - Lombardy poplar
    Populus
tremuloides - quaking aspen
    Landowner Factsheet
    Prunus
americana - American plum
    Prunus
avium - sweet cherry
    Prunus
cerasus - sour cherry
    Prunus
emarginata - bitter cherry
    Prunus
laurocerasus - cherrylaurel
    Prunus
subcordata - Klamath plum
    Prunus
virginiana - choke cherry
    Pseudotsuga
menziesii - Douglas-fir
    Landowner Factsheet
    Pueraria
montana - kudzu
    Purshia
tridentata - bitterbrush
    Pyrus
communis - common pear
    Quercus
garryana - Oregon white oak
    Rhododendron
albiflorum - white rhododendron
    Rhododendron
macrophyllum - Pacific rhododendron
    Rhus
glabra - smooth sumac
    Rhus
trilobata - skunkbush sumac
    Ribes
acerifolium - mapleleaf currant
    Ribes
aureum - golden currant
    Ribes
bracteosum - stink currant
    Ribes
cereum - wax currant
    Ribes
sanguineum - red-flowering currant
    Ribes
viscosissimum - sticky currant
    Robinia
hispida - bristly locust
    Robinia
pseudoacacia - black locust
    Landowner Factsheet
    Rosa
multiflora - multiflora rose
    Rosa
rugosa - rugosa rose
    Rubus
idaeus - raspberry
    Rubus
laciniatus - evergreen blackberry
    Rubus
leucodermis - whitebark raspberry
    Rubus
odoratus - purple flowering raspberry
    Rubus
parviflorus - thimbleberry
    Rubus
spectabilis - salmonberry
    Rubus
ursinus - wild blackberry
    Salix
alba - white willow
    Salix
bebbiana - Bebb's willow
    Salix
exigua - sandbar willow
    Salix
lasiolepis - arroyo willow
    Salix
purpurea - purpleosier willow
    Salix
scouleriana - Scouler willow
    Salix
sitchensis - Sitka willow
    Sambucus
nigra spp. cerulea - blue elderberry
    Sambucus
racemosa - red elderberry
    Shepherdia
canadensis - buffaloberry
    Solanum
dulcamara - bitter nightshade
    Sorbus
aucuparia - European mountain-ash
    Sorbus
scopulina - Greene's mountain-ash
    Sorbus
sitchensis - Sitka mountain-ash
    Symphoricarpos
albus - snowberry
    Tamarix
gallica - tamarisk
    Tamarix
parviflora - smallflower tamarisk
    Taxus
brevifolia - Pacific yew
    Thuja
plicata - western redcedar
    Landowner Factsheet
    Toxicodendron
diversilobum - Pacific poisonoak
    Tsuga
heterophylla - western hemlock
    Landowner Factsheet
    Tsuga
mertensiana - mountain hemlock
    Ulex
europaeus - common gorse
    Ulmus
pumila - Siberian elm
    Vaccinium
corymbosum - highbush blueberry
    Vaccinium
macrocarpon - cranberry
    Vaccinium
membranaceum - big huckleberry
    Vaccinium
ovalifolium - ovalleaf huckleberry
    Vaccinium
ovatum - evergreen huckleberry
    Vaccinium
oxycoccos - small cranberry
    Vaccinium
parvifolium - red huckleberry
    Viburnum
ellipticum - western viburnum
    Vinca
minor - periwinkle