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Plant Morphology
Types of Compound Leaves

Pinnate (odd): Leaflets are attached along an extension of the petiole called a rachis; there is a terminal leaflet and therefore an odd number of leaflets.






Twice pinnate: The leaflets are also divided into leaflets.






Pinnate (even): Leaflets are attached along an extension of the petiole called a rachis; there is an even number of leaflets.






Palmate: Leaflets are attached to the tip of the petiole.
Petiole: The stalk of a leaf.
Leaflet: One of the parts of a compound leaf, leaflets do NOT have axillary buds.


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