They come in a wide variety of shapes, colors and sizes. They can often be used to identify the tree. Be sure to always look carefully on the ground and in the tops of trees for fruit. Below are some brief descriptions of but a small handful of the many types of fruit. Cap scales look varnished.
White ash has a one-winged, dry, flattened samara with a full, rounded, seed cavity.
Eastern white pine has cones that are 4 to 7 inches long and cylindrical, with thin, rounded cone scales, and are very resinous. Cones are borne on a long stalk.