 The wilderness encompasses the eroded hills, canyons and alluvial fans-bajadas of the Scodie Mountains Unit within the Sequoia National Forest—the southern extremity of the Sierra Nevada.A unique mixing of several different species of plants and animals occurs within the transition zone between the Mojave Desert and Sierra Nevada.The Kiavah Wilderness is one of only two protected areas that support a significant woodland of pinyon-juniper in California.