Hensley and Palopinto soils are on gently sloping limestone ridgetops. Leeray soils have gilgai micro-relief and are below on broad nearly level and gently sloping uplands. Owens soils have light colored surfaces, contain less calcium carbonate, and occupy positions similar to Set soils. Thurber soils are below along broad, nearly level to gently sloping valleys. Truce soils have light colored loamy surfaces and are on positions similar to Set soils.
Set soils are well drained.
Runoff is rapid and the permeability is slow. Native grasses consist of sideoats grama, little bluestem, silver bluestem, buffalograss, and Texas needlegrass. Forbs include Maximilian sunflower, Engelmann-daisy, dalea species, and western ragweed. Sumac species, oak, elm, and whitebrush also occur. Cambic horizon - the 12 to 26 inch zone.