Lovell
A chance seedling originally used as a rootstock due to its availability. It tends to be longer lived than other standard rootstocks in the southeast.
Halford
A chance seedling originating from California and a popular canning peach.
Bailey
A cold hardy rootstock originally seed propagated.
Tennessee Natural
Peaches naturalized in the Appalachian Mountains were a primary source of seed for eastern nurseries back in the 1800s. Cold Hardy.