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Acer negundoEastern BoxelderBark often very scraggly, green new growth, compound leaves
2
Acer platanoidesNorway MapleMilky sap in veins and petioles. (5)-7 lobes with a few sharp teeth. Rounded buds. Wings of samara widely spreading to nearly 180 degrees Bark Gray-brown and shallowly grooved, unlike other maples, bark does not get shaggy when mature.
3
Acer rubrumRed Maple3 lobes, sometimes 5, toothed, glaucous beneath. Rounded buds Young bark pale gray and smooth, older bark is darker and cracked into slightly raised, long plates
4
Acer saccharinumSilver MapleThe most deeply lobed maple leaves. Shaggy bark.
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Acer saccharumSugar Maple5 lobes, wavy points (not toothed), not glaucous. Pointed buds. Underside pale. WIngs of samara bent downwards.
6
Ailanthus altissimaTree-of-heaven*Rotten peanut butter smell. Little boots at the base of leaves with glands.
7
Albizia julibrissinMimosa/Silk Tree*
8
Amelanchier arboreaDowny Serviceberryyoung leaves with densely hairy undersides. Downy hair just proximal to terminal bud. Single stem. Cordate base. Smooth bark with vertical stripes.
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Amelanchier laevisMultistemmed. Smooth twigs. Coastal and mountain
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Asimina triloba(Common) Pawpaw
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Benthamidia (Cornus) floridaFlowering DogwoodBranch tips point up to the sky. Blocky bark, red underneath.
12
Betula lentaCherry Birch*Leaves and scraped twigs smell like wintergreen. Doubly toothed. Oblique. Lenticles like cherries. Older trees - bark is smoother than Prunus serotina. Young bark looks peely and birchlike and older bark has vertical cracks and irregular, scaly plates
13
Betula nigraRiver/Red Birch5 to 12 pairs of veins
Upper: dark green
Lower: light yellow-green. Young bark: loose layers of curling, papery scales, salmon-pink to brown-gray
Older bark: color changes to reddish-brown and gray
Oldest bark: develops thick, irregular plates

14
Carpinus carolinianaAmerican Hornbeam/Ironwood Doubly dentate, smooth on both sides. Veins unbranched.
15
Carya cordiformisBitternut HickoryYellow, sulfur-like bud
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Carya glabraPignut HickorySmooth petioles. 5-7 leaflets, usually 5. Diamond shaped bark with red inner bark
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Carya tomentosa [alba]Mockernut HickoryVery hairy petiole. 7-11 leaflets, larger than Pignut
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Castanea dentataAmerican ChestnutSingle buds
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Castanea mollissimaChinese Chestnut*
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Castanea pumilaAllegheny/Dwarf Chinquapin
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Catalpa bignonioidesSouthern CatalpaMore scaly bark. Whorled leaves.
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Catalpa speciosaNorthern Catalpa*Whorled leaves of three.
23
Celtis occidentalisCommon/Northern HackberryWarty (corky)bark throughout maturity. Leaves oblique.
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Cercis canadensisEastern Redbud
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Chionanthus virginicusFringetreeLeaves in clusters, opposite
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Cornus kousaKousa Dogwood*
27
Diospyros virginianaCommon PersimmonBlocky bark with orange fissures, on young and old trunks. Entire lacuminate leaves. Branches ascending. Gets blocky at a young age. Soft leaves and tiwgs.
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Fagus grandifoliaAmerican BeechFewer teeth. Hairs around the edge. Buds sharply pointed, up to 1" long. Base of the trunk looks like an elephant's foot.
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Fraxinus americanaWhite AshDistinctly stalked leaflets. It is also the only ash to develop a fall color Bark: long, vertical ridges. More upland.
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Fraxinus nigraBlack AshLeaflets have no petioles. Scaly bark. samaras that are very flat and winged all the way to the base.
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Fraxinus pennsylvanicaGreen [Swamp] AshLeaflets very short , winged petiole. Pubescent petioles. Entire or Serrate. More wetland.
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Fraxinus profundaPumpkin Ash
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Gleditsia triacanthosHoney Locust
34
Ilex aquifloliumEnglish HollyShiny leaves and fruit. Fewer spines, irregular, smaller leaves
35
Ilex cornutaChinese HollyConsistently spined, usually 5, shrubby
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Ilex opacaAmerican HollyDuller leaves
37
Juglans nigraBlack WalnutCompound leaves often even numbered.
38
Juniperus virginianaEastern Red Cedar
39
Koelreuteria paniculata [Laburnum anagyroides] Golden Rain [Chain] Tree *
40
Lagerstroemia indicaCrape/Crepe-myrtle*
41
Liquidambar styracifluaSweetgum
42
Liriodendron tulipiferaTulip-tree [Yellow /Tulip Poplar]
43
Maclura pomiferaOsage-orange/Hedge-apple*
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Magnolia grandifloraSouthern Magnolia*
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Magnolia virginianaSweetbay (Magnolia)
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Malus coronariaSweet Crabapple
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Malus pumilaCommon Apple*
48
Morus albaWhite Mulberry*Smooth and shiny leaves on both sides (but can hybridize with Morus rubra). Fruit 1-2 cm long
49
Morus rubraRed MulberryVery rough above and pubescent below. Fruit 2-3 cm long.
50
Nyssa sylvaticaBlack/Sour Gum90 degree branching. Blocky, plated bark. Spurs. Very end of twigs green. Leaves are shinier than Persimmon with scattered teeth.
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Ostrya virginicusHophornbeamDoubly dentate, slightly cordate. Veins slightly branched.
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Paulownia tomentosaRoyal Paulownia/Princess Tree*
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Picea abiesNorway Spruce*
54
Pinus echinataShortleaf Pine2 or 3 needles. Needles average longer (7-11cm), slightly thinner (~1mm), much thinner relative to their length, and tend to be only slightly twisted.
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Pinus rigidaPitch Pine3 needles. White Sheath under 1 cm long
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Pinus strobusEastern White Pine5 needles
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Pinus taedaLoblolly Pine
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Pinus virginianaVirginia/Scrub PineGlaucous twigs. 2 needles, never more. Needles average shorter (2-8cm), slightly thicker (1–1.5mm), much thicker relative to their length, and tend to be strongly twisted.
59
Platanus × acerifolia London Plane TreeUnderlying bark yellow, visible down to the ground. fruit clusters in groups of 2
60
Platanus occidentalis American Sycamore Underlying bark white, starts higher up. Usually solitary fruit clusters.
61
Populus albaWhite/Silver Poplar*
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Populus deltoides Eastern Cottonwood
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Populus grandidentataBigtooth Aspen
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Prunus americanaAmerican Wild Plum
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Prunus aviumMazzard/Bird Cherry*Lack hairs on midrib below. Bark stays tight. Serrate or doubly serrate.
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Prunus cerasifera Cherry/Purple Leaf Plum *
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Prunus cerasusSour Cherry*
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Prunus mumeJapanese Apricot*
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Prunus persica(Common) Peach*
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Prunus serotina(Wild) Black Cherry Underside of leaves have white hairs when young, orange later. Burnt potato chip bark when older.. Single toothed.
71
Prunus serrullata Kwansan/Japanese Cherry *
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Prunus subhirtellaSpring/Winter-flowering Cherry*
73
Prunus virginianaChoke CherryShrub/small tree. Leaves wider than Black Cherry.
74
Prunus yedoensisYoshina/Tokyo Cherry*
75
Pyrus calleryanaCallery/Bradford Pear*
76
Pyrus communisCommon [Domestic] Pear*
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Quercus acutissimaSawtooth Oak*Leaves: Simple, Regular, long triangular teeth. Bark Dark grey, deeply furrowed.
78
Quercus albaEastern White Oak
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Quercus bicolorSwamp White Oak5-7 shallow lobes each side, below: lighter. Peeling includes the branches.
80
Quercus coccineaScarlet OakA few dead branches on the trunk. Deeply lobed, usually no more than 7. Base of lobe is rounder (c-shaped) than Northern Red Oak. Scarlet lighter gray bark. Orange only along veins.
81
Quercus falcataSouthern Red /Spanish Oak"Middle Finger" Oak Leaves Inverted bell shape; U-shaped base, long leaf; 3-5 sharp bristle-tipped lobes with deep sinuses
82
Quercus ilicifoliaBear/Scrub Oak
83
Quercus lyrataOvercup Oak
84
Quercus marilandica Blackjack Oak Leaves Tapered base flares to broad, 3-lobed bell shape with shallow indentations; 1-2 bristles per lobe. Bark Rectangular black plates with orange fissures.
85
Quercus michauxiiSwamp Chestnut/Basket OakLeaves 15-20 rounded teeth per side, no bristles. Bark thin, scaly, pale gray.
86
Quercus montana [prinus](Rock) Chestnut OakLeaves Broad, shallowly lobed, 10-15 rounded lobes each side; underside is lighter. Bark Massively ridged, dark grey-brown bark.
87
Quercus muehlenbergii Chinquapin/Chinkapin Oak Leaves Pointed but not bristled teeth. Bark Gray, flaky; similar to white oak but more yellowish

88
Quercus nigra Water Oak
89
Quercus palustrisPin OakPinstriped acorns. Very deeply lobed leaves, u-shaped. Retains dead lower branches. Blocky bark. Young is smooth; mature is rougher
90
Quercus phellosWillow Oak
Trunk often fluted; brown scaly bark Young, very smooth, light grey; mature ridged and furrowed

91
Quercus rubraNorthern Red OakSki-tracks bark 7-9 lobes; bristle-tipped teeth
92
Quercus shumardiiShumard Oak
93
Quercus stellata(Common) Post Oak Hairs on reverse are branched, star-shaped under magnification; leaves have 3 perpendicular terminal lobes, cross-shaped
94
Quercus velutinaBlack OakPlated bark, blocky even when young, yellow inner bark. Orange hairs follow down to the stem. 5-7 bristle-tipped lobes, separated by deep, U-shaped notches; upper leaf shiny deep green, lower leaf yellowish brown; underside of leaf has stellate hairs
95
Robinia pseudoacaciaBlack LocustPairs of thorns. Deeply furrowed bark. Often have shelf fungus.
96
Salix matsudanaCorkscrew/Peking Willow*
97
Salix nigraBlack Willow
98
Salix sericeaSilky Willow
99
Sassafras albidensSassafrasFurrowed bark
100
Tilia americanaAmerican BasswoodWide leaves, oblique (sometimes cordate). Glandular teeth. Red buds. Zig zag buds.