Oak Leaf and Acorn Display (Western Oaks) Oaks are found in many habitats, from dry chaparral to swamps. Among oaks, there are wide variations in leaf structure, acorn size and shape, and growth habits. This selection of oaks beautifully demonstrates these variations. The display features oak species found west of the Mississippi, including Quercus chrysolepis, Q . wislizenii, Q. agrifolia, Q. douglasii, Q. lobata, Q. garryana, Q. gambelii, Q . kelloggii, and Lithocarpus densiflorus. This...