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Leaves. HortBotany. Leaf morphology. Arrangement (look for bud) Alternate 1 leaf for each node Betula spp. , Cercis spp. , Quercus spp., Gleditsia spp. Ulmus spp. Leaf morphology (arrangement). Leaf morphology. Arrangement (look for bud) Opposite 2 leaves for each node
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Leaves HortBotany
Leaf morphology • Arrangement (look for bud) • Alternate • 1 leaf for each node • Betula spp., Cercis spp., Quercus spp., Gleditsia spp. Ulmus spp.
Leaf morphology (arrangement)
Leaf morphology • Arrangement (look for bud) • Opposite • 2 leaves for each node • Acer spp., Cornus spp., Fraxinus spp., Viburnum spp.
Leaf morphology (arrangement)
Leaf morphology • Arrangement (look for bud) • Subopposite • 2 leaves for each node • Lagerstroemia indica
Leaf morphology (arrangement)
Leaf morphology • Arrangement (look for bud) • Whorled • 3 or more leaves for each node • Catalpa spp., Hydrangea spp., Nerium oleander
Leaf morphology (arrangement)
Leaf morphology • Leaf types • Angiosperm • Simple • Bud in leaf axil of single leaf • Acer spp., Betula spp., Cornus spp., Quercus spp., Ulmus spp.
Leaf morphology (angiosperm leaf types)
Leaf morphology • Leaf types • Angiosperm • Compound • Bud in leaf axil of more than one leaflet • Aesculus spp., Fraxinus spp., Gleditsia spp., Pistacia spp.
Leaf morphology (Angiosperm leaf types)
Leaf morphology (Angiosperm leaf types)
Leaf morphology (Angiosperm leaf types)
Leaf morphology (Angiosperm leaf types)
Leaf morphology • Leaf types • Gymnosperm • Needle-like • Prickly to touch • Juniperus spp.(adult foliage)
Leaf morphology (Gymnosperm leaf types)
Leaf morphology • Leaf types • Gymnosperm • Scale-like • Overlaps like shingles or fish scales • Soft to touch • Cupressus spp., Thuja spp., Juniperus spp. (juvenile foliage)
Leaf morphology (Gymnosperm leaf types)
Leaf morphology • Leaf types • Gymnosperm • Needle-like • Pinus spp. • Combined in fascicles of 1, 2, 3, 4, or 5 needles
Leaf morphology (Gymnosperm leaf types)
Leaf morphology • Leaf types • Gymnosperm • Abies spp., Cedrus spp., Picea spp., Taxus spp. • Singly or in clusters on stem
Leaf morphology(Gymnosperm leaf types) Spruce Foliage
Leaf morphology • Leaf shapes • Angiosperm • Ovate
Leaf morphology • Leaf shapes • Angiosperm • Obovate
Leaf morphology • Leaf shapes • Angiosperm • Cordate
Leaf morphology • Leaf shapes • Angiosperm • Lanceolate
Leaf morphology • Leaf shapes • Angiosperm • Linear
Leaf morphology • Leaf shapes • Angiosperm • Deltoid
Leaf morphology • Leaf margins • Angiosperm • Entire
Leaf morphology • Leaf margins • Angiosperm • Serrate
Leaf morphology • Leaf margins • Angiosperm • Sinuate
Leaf morphology • Leaf margins • Angiosperm • Lobed
Leaf morphology • Leaf margins • Angiosperm • Crenate