Malus 'Sutyzam' - Sugar Tyme Crabapple. Full Sun - Partial Shade. 17' x 15'. Pink buds. White flowers. Rounded form. Excellent disease resistance.
Ailanthus altissima. In China, the tree of heaven has a long and rich history. It was mentioned in the oldest extant Chinese dictionary and listed in countless Chinese medical texts for its purported ability to cure ailments ranging from mental illness to baldness.
Nyssa sylvatica (black gum) tree with brilliant red leaves. I want one since it has really strong wood that wouldn't break as easily as some other trees.
Norway Maple - They are a bit less tolerant of the wet area so maybe you'd plant them elsewhere in the yard. They come in green & red.