Characteristics:
Intermediate tolerance
of shading, fast-growing, long-lived, frequent in overstory (old bottomlands
or bottomland terrace).
- Naturally maintained by disturbance such as flooding and meander erosion, but disturbance less frequent than on floodplain.
- Examples:
American elm (Ulmus americana) Black walnut (Juglans nigra) Green ash (Fraxinus pennsylvanica) Hackberry (Celtis occidentalis) Honey locust (Gleditsia triacanthos) 
