Western U.S. Trees

By Common Name
Alder
Arizona 63D
Mountain 63B
Red 63A
Thinleaf 63B
White 63C
Ash
European 39D
Green 41A
Oregon 39C
Velvet 39B
White 41B
Aspen, Quaking 59A
Basswood, American 61C
Birch
European White 67B
Paper 67A
Red 65D
Water 65D
Boxelder 37D
Buckeye
California 37C
Ohio 37B
Buckthorn, Cascara 73A
California-Laurel 57B
Cherry
Catalina 55A
Hollyleaf 71D
Chokecherry,
Common 73C
Cliffrose 41D

Coffeetree, Kentucky 77B

Cottonwood
Black 68E
Fremont 59D
Lanceleaf 67D
Narrowleaf 67C
Plains 59C

Crabapple 45C
Cypress
Arizona 31B
Monterey 31C
Desert-willow 33B, 58E
Dogwood
Brown 33D
Pacific 33C
Douglasfir 21D
Elder, Mexican 39A Elm
American 65C
Cork 65B
Rock 65B
Siberian 65A
Fir
California Red 23B
Grand 25A
Noble 23A
Pacific Silver 25B
Red 23B
Subalpine 23D
White 23C
Ginkgo 41C Ginkgo biloba 41C Hackberry 61B
Netleaf 55D
Hawthorn
Black 43D
Downy 45B
Washington 45A
Hemlock
Mountain 19D
Western 19C
Honeylocust 77D
Horsechestnut 37A Incense-cedar 30E Ironwood 75D
Jerusalem-thorn 78C Juniper
Alligator 27D
One-seed 29C
Rocky Mountain 29B
Utah 29D
Larch, Western 9A
Laurel, California 57B Linden
American 61C
Littleleaf 61D
Locust
Idaho Flowering 77A
New Mexican 76E
Madrone
Arizona 57D
Pacific 57C
Maple
Amur 35A
Ashleaf 37D
Bigleaf 35D
Bigtooth 36E
Canyon 36E
Ginnala 35A
Red 35B
Rocky Mountain 34E
Silver 35C
Mesquite 77C
Mountainash,
European 73D
Mulberry
Red 47A, 60E
Texas 45D
White 47B, 61A
Myrtlewood, Oregon 57B Nutmeg, California 25D
Oak
Arizona White 53B
Blue 48E
Bur 47C
California Black 49D
California Live 56E
Canyon Live 51C
Coast Live 56E
Emory 51D
Engelmann 53C
Gambel 49A
Interior Live 53D
Mexican Blue 53A
Northern Red 51A
Oregon White 49C
Shrub Live 52E
Swamp White 47D
Valley 49B
Olneya tesota 75D
Paloverde
Blue 78D
Yellow 78E
Pine
Apache 13C
Austrian 13D
Bishop 15B
Bristlecone 17D
Chihuahua 13A
Colorado Pinyon 9C
Coulter 11C
Digger 11B
Foxtail 19A
Jeffrey 13B
Knobcone 11D
Limber 17B
Lodgepole 15A
Monterey 12D
Parry Pinyon 9D
Pinyon 9C
Ponderosa 11A
Singleleaf Pinyon 9B
Southwestern White 17C
Sugar 16E
Torrey 15C
Western White 15D
Whitebark 17A
Pinyon
Colorado 9C
Parry 9D
Singleleaf 9B
Poplar
Balsam 69A
Lombardy Black 59B
White 43A
Redbud
California 55C
Western 55C
Redcedar
Eastern 29A
Western 31A
Redwood 19B
Rhamnus purshiana 73A
Russian-olive 55B Saguaro 27A
Saltcedar 27B Sequoia, Giant 27C Spruce
Blackhills 20E
Blue 21B
Colorado Blue 21B
Engelmann 21C
Sitka 21A
White 20E
Sycamore
Arizona 43B
California 43C
Tanoak 51B Tesota 75D
Torreya, California 25D Walnut
Arizona 75B
Black 75A
California 75C
Willow
Crack 69C
Globe Navajo 71A
Goodding 70E
Pacific 69D
Peachleaf 71B
Red 71C
Scouler 69B
Yellow 69D
Yellow-cedar 32E Yew, Pacific 25C  
By Scientific Name

Abies
amabilis 25B
concolor 23C
grandis 25A
lasiocarpa 23D
magnifica 23B
procera 23A

Acer
ginnala 35A
glabrum 34E
grandidentatum 36E
macrophyllum 35D
negundo 37D
rubrum 35B
saccharinum 35C

Aesculus
californica 37C
glabra 37B
hippocastanum 37A
Alaska-cedar 32E


Alnus
oblongifolia 63D
rhombifolia 63C
rubra 63A
tenuifolia 63B
Apple 73B
Arbutus
arizonica 57D
menziesii 57C
Betula
occidentalis 65D
papyrifera 67A
pendula 67B

Calocedrus
decurrens 30E

Castanopsis
chrysophylla 57A
Catalpa, Northern 33A
Catalpa speciosa 33A

Celtis
occidentalis 61B
reticulata 55D

Cercidium
floridum 78D
microphyllum 78E
Cercis occidentalis 55C
Cereus giganteus 27A

Chamaecyparis
lawsoniana 31D
nootkatensis 32E

Chilopsis
linearis 33B, 58E
Chinkapin, Golden 57A

Cornus
glabrata 33D
nuttallii 33C

Cowania mexicana 41D Crataegus
douglasii 43D
mollis 45B
phaenopyrum 45A
Cupressus
arizonica 31B
macrocarpa 31C
Elaeagnus angustifolia 55B Fraxinus
americana 41B
excelsior 39D
latifolia 39C
pennsylvanica 41A
velutina 39B
Gleditsia triacanthos 77D Gymnocladus dioicus 77B Juglans
californica 75C
major 75B
nigra 75A
Juniperus
deppeana 27D
monosperma 29C
osteosperma 29D
scopulorum 29B
virginiana 29A
Larix occidentalis 9A Libocedrus decurrens 30E
Lithocarpus densiflorus 51B Malus
species 45C
pumila 73B
Morus
alba 47B, 61A
rubra 47A, 60E
microphylla 45D
Parkinsonia aculeata 78C Picea
engelmannii 21C
glauca var. albertiana 20E
pungens 21B
sitchensis 21A
Pinus
albicaulis 17A
aristata 17D
attenuata 11D
balfouriana 19A
contorta 15A
coulteri 11C
edulis 9C
engelmannii 13C
flexilis 17B
jeffreyi 13B
lambertiana 16E
leiophylla 13A
monophylla 9B
monticola 15D
muricata 15B
nigra 13D
ponderosa 11A
quadrifolia 9D
radiata 12D
sabiniana 11B
strobiformis 17C
torreyana 15C
Platanus racemosa 43C
wrightii 43B
Populus
alba 43A
angustifolia 67C
balsamifera 69A
deltoides var. occidentalis 59C
fremontii 59D
nigra var. italica 59B
sargentii 59C
tremuloides 59A
trichocarpa 68E
Xacuminata 67D
Port Orford-cedar 31D
Prosopis juliflora 77C
Prunus
ilicifolia 71D
lyonii 55A
virginiana 73C
Pseudotsuga menziesii 21D
Quercus
agrifolia 56E
arizonica 53B
bicolor 47D
chrysolepis 51C
douglasii 48E
emoryi 51D
engelmanni 53C
gambelii 49A
garryana 49C
kelloggii 49D
lobata 49B
macrocarpa 47C
oblongifolia 53A
rubra 51A
turbinella 52E
wislizenii 53D
Robinia
ambigua 77A
neomexicana 76E
Salix
amygdoides 71B
fragilis 69C
gooddingii 70E
laevigata 71C
lasiandra 69D
matsudana var. "Navajo" 71A
scoulerana 69B
Sambucus mexicana 39A Sequoia sempervirens 19B Sequoiadendron
giganteum 27C
Sorbus aucuparia 73D Tamarisk 27B Tamarix chinensis 27B
Taxus brevifolia 25C Thuja plicata 31A Tilia
americana 61C
cordata 61D
Torreya californica 25D Tsuga
heterophylla 19C
mertensiana 19D
Ulmus
americana 65C
pumila 65A
thomasii 65B
Umbellularia californica 57B