Common Pawpaw (Asimina triloba)

Part shade loving small tree. 
Spring blooms
Average water needs
Deciduous.
Host plant for the zebra swallowtail butterfly. 
Price: 3 gallon $24.99 

https://florida.plantatlas.usf.edu/Plant.aspx?id=3685

https://www.fnps.org/plant/asimina-triloba