- About Tree Types:
The species in the Online Field Guide are divided into type categories based on shared characteristics or relationships. A silhouette illustration shows a representative species from each type. The list below tells which species are included in each type category.
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- Pyramidal
- junipers
cedars
hemlocks
firs
spruces
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- Spreading
- beeches
oaks
alders
birches
sumacs
cedars
junipers
dogwoods
hackberries
elms
chestnuts
basswood
tulip trees
magnolias
maples
palo verdes
redbuds
locusts
mesquites
pines
plums
cherries
sycamores
hickories
walnuts
cottonwoods
willows
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- Broad
- live oaks
oaks
elms
acacias
pines
cottonwoods
yews
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- Conical
- cedars
cypresses
birches
redwoods
sequoias
firs
spruces
larches
pines
hemlocks
oaks
birches
tupelos
ashes
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- Rounded
- chestnuts
oaks
catalpas
alders
birches
dogwoods
elms
madrones
magnolias
maples
ashes
locusts
pines
hawthorns
apples
cherries
plums
hickories
walnuts
wax myrtles
willows
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- Shrub
- agaves
yuccas
sages
coyotebrush
rabbitbrush
snakeweed
grapes
scrub oak
alders
hazels
ceanothus
buckthorns
virgin’s bower
cacti
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- Columnar
- cacti
cedars
firs
pines
aspens
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- Vase-shaped
- joshua trees
tupelos
eucaplyptus
palms
mimosa
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