WILLAMETTE VALLEY OAK SAVANNA
Eugene rests in the Willamette Valley Oak Savanna ecoregion. Oak savannas are landscapes characterized by widely spaced oak trees and a prairie-like ground layer vegetation. The white oaks of this ecoregion are considered keystone species because “they support more life-forms than any other North American tree genus including fungi, insects, birds and mammals.” (U.S. National Park Service)… (read more)