Vegetative Morphology

Simple vs. Compound Leaves

 

Simple Compound

simple leaf.jpg (27028 bytes)

pinnatecompound.jpg (28365 bytes)

palmatecompound.jpg (53281 bytes)

Pinnate Compound - leaflets branch off a rachis, which is an extension of the petiole. Palmate Compound - there is no rachis, just a petiole.
A simple leaf has one single undivided blade A compound leaf has a blade divided into leaflets.