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leaf margin 
Leaf edges vary markedly, depending on the shape and depth of their indentations.
crenate
Leaf edge with rounded teeth.
lobate
Leaf edge indented with deep notches.
entire
Leaf edge with no indentations.
ciliate
Leaf edge surrounded by short thin hairs called cilia.
doubly dentate
Leaf edged with teeth of different sizes, the main tooth often having smaller teeth.
dentate
Leaf edged with pointy teeth of similar size.
