• A Text property defining a single value.
• Structure: base
• It is a petiole
• It is a property of structure constraint: petiole
• Character: shape
• A subproperty of involucre
• A Part of involucre
• A subproperty of phyllaries
• A Part of phyllaries

Types of petiole base shape

None.

Parts of petiole base shape

None.