These soils formed in glacial till and weathered sandstone or shale. These include Hoko , Klone , Snahopish , and Solleks soils. Hoko soils have a cemented pan at 20 to 40 inches. Klone and Snahopish, and Solleks soils have an umbric epipedon. Western hemlock, Pacific silver fir, and western redcedar with an understory of vine maple, western swordfern, red huckleberry, blue huckleberry, salmonberry, red elderberry, salal, and Oregon oxalis.
Series is of moderate extent.
Jefferson County, Washington, 1971. All depths to diagnostic horizons and features are measured from the top of the first mineral horizon.