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Western U.S. Trees

By Common Name

By Scientific Name

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
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