- About Tree Leaf 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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- Needle-leaf Conifers
- pines
larches
hemlocks
firs
spruces
bald cypresses
douglas-firs
redwoods
true cedars
yews
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- Scale-leaf Conifers
- cedars
cypress
junipers
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- Untoothed Simple Leaves
- persimmons
bumelias
oaks
hollies
viburnums
mountain-laurel and rhododendrons
tupelos
willows
eucalyptus
magnolias
sumacs
redbuds
dogwoods
catalpas
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- Toothed Simple Leaves
- willows
oaks
cercocarpuses
hollies
apples and crab apples
plums
cherries
hackberries
buckthorns
hornbeam and hophornbeam
chestnuts
beeches
mulberries
basswoods
elms
viburnums
serviceberries
birches
aspens and cottonwoods
hawthorns
alders
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- Lobed Simple Leaves
- cliffrose
mulberries
sassafras
hawthorns
maples
sycamores
sweetgum
oaks
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- Compound Leaves
- acacias
prickly-ashes
locusts
mesquites
elders
ailanthus
paloverdes
sumacs
walnuts and butternuts
buckeyes
mountain ashes
hickories
ashes
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- Palms
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palmettos
palms
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Abbreviations Used in this Online Field Guide
H = height, D = trunk diameter
In range descriptions, n = north, s = south, e = east, w = west, and c = central.
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