Liquidambar styraciflua, sweetgum 

Many of us know about sweetgum balls, but Liquidambar styraciflua is named for its fragrant sap which was prized in many cultures. The tree has wind dispersed pollen and seeds, and the seeds, leaves, and shoots provide food for a variety of animals. Mycorrhizal fungi benefit the growth of the tree. It is a popular landscaping tree because of its form and beautiful fall colors.