Property:Basal midvein presence A Text property defining a single value. Structure: midvein It is a basal It is a property of structure constraint: basal Character: presence A quantity property A subproperty of venation A Type of venation Types of basal midvein presence None. Parts of basal midvein presence None. Usage3previous 5,0002050100250500next 5,000FilterShowing 3 pages using this property.PPenstemon triflorus +absent +Penstemon triflorus var. integrifolius +absent +Penstemon triflorus var. triflorus +absent + Category: Quantity