It typically is clay loam, loam, or sandy clay loam. If a mantle of loess is present, it is silt loam or silty clay loam. Reaction ranges from moderately acid to slightly alkaline. In some pedons it contains carbonates. It is silty clay loam or silt loam with more than 22 percent clay.
Reaction ranges from slightly acid to moderately alkaline.
It typically contains carbonates, but in some pedons it is noneffervescent. It is silty clay loam or silt loam with more than 22 percent clay. It is slightly alkaline or moderately alkaline and is calcareous. Some pedons have thin strata of loam or silty clay. These are the Aztalan , Crane , Darroch , Gilboa , Houstenader , La Hogue , Lahoguess , Le Sueur , Marcellon , Mokena , Nachusa , Nenno , Newhaven , Odell , Protivin , Vigar , and Wilmer series.