Texture is clay, clay loam, silty clay, or silty clay loam. Clay content ranges from 35 to 45 percent. Reaction is strongly acid or moderately acid in at least one subhorizon, and ranges from strongly acid to slightly acid. It is clay, clay loam, silty clay, silty clay loam, or loam. Clay content ranges from 20 to 45 percent.
Reaction ranges from moderately acid to slightly alkaline.
These are the Chancellor , Clarinda , Edinburg , Fosterburg , Haig , Mazaska , Minnetonka , Sacville , Sampsel , Taintor , Terrabella , Virden , and Worthing series. Chancellor and Worthing soils have mollic epipedons that extend to depths greater than 20 inches. Clarinda soils average more than 45 percent clay in the particle-size control section. Edinburg, Fosterburg, Haig, Minnetonka, Taintor, and Virden soils average less than 15 percent sand in the particle size control section. In addition, Fosterburg soils contain a concentration of between 5 and 15 percent exchangeable sodium.