ID Keys

Dichotomous Leaf Key

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So far you have made the following choices...

tree

A tree generally has a single upright stem and reaches a height of 20 feet.

Some species are shrubs in harsh climates and trees in moderate climates.

shrub Shrubs are low branching, suckering, or have multiple stems and do not reach 20 feet in height.
bramble Most people recognize brambles, which include roses and blackberries.
vine Vines require some extra help for support. They hold on to the support by twining, growing tendrils, or aerial roots.
My leaf is from a tree
My leaf is from a shrub
My leaf is from a bramble, rose, or soft-wooded shrub with arching canes
My leaf is from a climbing or scrambling vine
cactus

Cacti do have leaves - they are reduced to spines.
palm Palms are common in warm regions.
yucca Yuccas can be found in many loacations but are more common is deserts.
slender or scaly vine Slender or Scaly leaves can be found on pines, junipers, and other genera.
broadleaf Broadleaf includes genera with narrow leaves, such as the willows.
Broad leaves
Slender or scaly leaves
My leaf is palm-like
My leaf is slender and strap-like (the yuccas)
I have a cactus, with leaves that are reduced to spines

Slender or Scaly Leaves

Long and slender needles can be single or in clusters.
single needles or clusters
Short, stiff needles can be scale-like or sharp and awl-like.
scale foliage or awl foliage
Needle-like, long and slender
Scale-like or awl-like (short, sharp and stiff)

Possible matches:

There were 120 matches to your search.

print this native? Abies amabilis - Pacific silver fir

print this native? Abies balsamea - balsam fir     Landowner Factsheet

print this native? Abies bracteata - bristlecone fir

print this native? Abies concolor - white fir     Landowner Factsheet

print this native? Abies fraseri - Fraser fir     Landowner Factsheet

print this native? Abies grandis - grand fir     Landowner Factsheet

print this native? Abies koreana - Korean fir

print this native? Abies lasiocarpa - subalpine fir     Landowner Factsheet

print this native? Abies magnifica - California red fir

print this native? Abies nordmanniana - Nordmann fir

print this native? Abies pinsapo - Spanish fir

print this native? Abies procera - noble fir

print this native? Adenostoma sparsifolium - redshanks

print this native? Araucaria araucana - monkeypuzzle tree

print this native? Callitropsis nootkatensis - Alaska yellow-cedar

print this native? Calocedrus decurrens - incense-cedar

print this native? Casuarina equisetifolia - Australian pine

print this native? Cedrus atlantica - Atlas cedar

print this native? Cedrus libani - cedar of Lebanon

print this native? Cephalotaxus fortunei - Chinese plum-yew

print this native? Chamaecyparis lawsoniana - Port-Orford-cedar

print this native? Chamaecyparis obtusa - Hinoki falsecypress

print this native? Chamaecyparis thyoides - Atlantic white-cedar     Landowner Factsheet

print this native? Cupressus sempervirens - Italian cypress

print this native? Hesperocyparis arizonica - Arizona cypress

print this native? Hesperocyparis bakeri - Baker cypress

print this native? Hesperocyparis forbesii - Tecate cypress

print this native? Hesperocyparis macrocarpa - Monterey cypress

print this native? Juniperus californica - California juniper

print this native? Juniperus chinensis - Chinese juniper

print this native? Juniperus communis - common juniper

print this native? Juniperus deppeana - alligator juniper

print this native? Juniperus occidentalis - western juniper

print this native? Juniperus pinchotii - redberry juniper

print this native? Juniperus scopulorum - Rocky Mountain juniper

print this native? Juniperus virginiana - eastern redcedar

print this native? Larix decidua - European larch

print this native? Larix laricina - tamarack     Landowner Factsheet

print this native? Larix lyallii - subalpine larch

print this native? Larix occidentalis - western larch     Landowner Factsheet

print this native? Larix xmarschlinsii - Dunkeld larch

print this native? Picea abies - Norway spruce

print this native? Picea alcoquiana - Alcock's Spruce

print this native? Picea breweriana - Brewer spruce

print this native? Picea chihuahuana - Chihuahua spruce

print this native? Picea engelmannii - Engelmann spruce     Landowner Factsheet

print this native? Picea glauca - white spruce     Landowner Factsheet

print this native? Picea mariana - black spruce     Landowner Factsheet

print this native? Picea omorika - Serbian spruce

print this native? Picea orientalis - Oriental spruce

print this native? Picea pungens - blue spruce

print this native? Picea rubens - red spruce     Landowner Factsheet

print this native? Picea sitchensis - Sitka spruce     Landowner Factsheet

print this native? Pinus albicaulis - whitebark pine

print this native? Pinus aristata - Rocky Mountain bristlecone pine

print this native? Pinus attenuata - knobcone pine

print this native? Pinus banksiana - jack pine     Landowner Factsheet

print this native? Pinus brutia - Turkish pine

print this native? Pinus bungeana - lacebark pine

print this native? Pinus cembra - Swiss stone pine

print this native? Pinus clausa - sand pine

print this native? Pinus contorta - lodgepole pine     Landowner Factsheet

print this native? Pinus coulteri - Coulter pine

print this native? Pinus densiflora - Japanese red pine

print this native? Pinus echinata - shortleaf pine

print this native? Pinus edulis - pinyon pine

print this native? Pinus elliottii - slash pine     Landowner Factsheet

print this native? Pinus engelmannii - Apache pine

print this native? Pinus flexilis - limber pine

print this native? Pinus glabra - spruce pine

print this native? Pinus jeffreyi - Jeffrey pine

print this native? Pinus lambertiana - sugar pine     Landowner Factsheet

print this native? Pinus leiophylla - Chihuahua pine

print this native? Pinus longaeva - Great Basin bristlecone pine

print this native? Pinus monophylla - singleleaf pinyon

print this native? Pinus monticola - western white pine     Landowner Factsheet

print this native? Pinus muricata - Bishop pine

print this native? Pinus nigra - Austrian pine

print this native? Pinus palustris - longleaf pine     Landowner Factsheet

print this native? Pinus parviflora - Japanese white pine

print this native? Pinus ponderosa - ponderosa pine     Landowner Factsheet

print this native? Pinus pungens - Table Mountain pine

print this native? Pinus quadrifolia - Parry pine

print this native? Pinus radiata - Monterey pine

print this native? Pinus resinosa - red pine     Landowner Factsheet

print this native? Pinus rigida - pitch pine

print this native? Pinus roxburghii - chir pine

print this native? Pinus sabiniana - gray pine

print this native? Pinus serotina - pond pine     Landowner Factsheet

print this native? Pinus strobiformis - southwestern white pine

print this native? Pinus strobus - eastern white pine

print this native? Pinus sylvestris - Scots pine

print this native? Pinus taeda - loblolly pine

print this native? Pinus torreyana - Torrey pine

print this native? Pinus virginiana - Virginia pine

print this native? Pseudotsuga macrocarpa - bigcone Douglas-fir

print this native? Pseudotsuga menziesii - Douglas-fir     Landowner Factsheet

print this native? Pseudotsuga sinensis - Chinese Douglas-fir

print this native? Sciadopitys verticillata - umbrella pine

print this native? Sequoia sempervirens - redwood     Landowner Factsheet

print this native? Sequoiadendron giganteum - giant sequoia     Landowner Factsheet

print this native? Tamarix aphylla - athel tamarisk

print this native? Tamarix chinensis - saltcedar

print this native? Tamarix gallica - tamarisk

print this native? Tamarix parviflora - smallflower tamarisk

print this native? Taxodium ascendens - pondcypress

print this native? Taxodium distichum - baldcypress     Landowner Factsheet

print this native? Taxus brevifolia - Pacific yew

print this native? Taxus cuspidata - Japanese yew

print this native? Thuja occidentalis - northern white-cedar     Landowner Factsheet

print this native? Thuja plicata - western redcedar     Landowner Factsheet

print this native? Thujopsis dolabrata - false arborvitae

print this native? Torreya californica - California nutmeg

print this native? Torreya taxifolia - Florida torreya

print this native? Tsuga canadensis - eastern hemlock

print this native? Tsuga caroliniana - Carolina hemlock

print this native? Tsuga chinensis - Chinese hemlock

print this native? Tsuga heterophylla - western hemlock     Landowner Factsheet

print this native? Tsuga mertensiana - mountain hemlock

print this native? Wollemia nobilis - Wollemi-pine