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LEAF
MORPHOLOGY
Simple Leaf
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tip- the terminal point of the leaf.
blade-the flattened, green, expanded portion of a
leaf.
margin-
edge of a leaf.
midrib-the most prominent central vein in a leaf.
lateral veins-secondary veins in a leaf.
petiole-the leaf stalk (connects blade to stem).
stipules-leaf-like appendages (at the base of
petiole of some
leaves). |
Simple Leaf Fiddle Leaf Fig
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Compound Leaf
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leaflet- secondary leaf of a compound
leaf.
rachis- an extension of the petiole bearing
leaflets.
petiolule-the leaflet stalk.
petiole-the leaf stalk
lateral veins-secondary veins in a leaf.
stipules-leaf-like appendages (at the base of
petiole of some
leaves). |
Compound Leaf Rose
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Leaf Arrangement
  
opposite |
two leaves (a pair) per node, usually
opposite each other. |
Big
Periwinkle
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alternate |
one leaf per node, usually opposite each other. |
Elaeagnus
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whorled |
three or more leaves per node, usually opposite each
other. |
Oleander
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