The Ap horizon is slightly acid through moderately alkaline, and the remaining horizons are neutral, mildly alkaline, or moderately alkaline. The A horizon has hue of 10YR, values of 2 or 3, and chroma 1. The A1 or Ap is clay loam, silty clay loam, or silty clay. The lower A horizons are silty clay or clay. It is silty clay or clay.
Mottles are gray, brown, and yellow.
Soft powdery bodies of calcium carbonate range from 2 to 20 percent by volume of the AC horizon. Few to common fragments of limestone occur in the AC horizon. These are the Beaumont , Brooksville , Burleson , Clarita , Eutaw , Garner , Houston , Houston Black , Lake Charles , Okolona , Randall , Roscoe , and San Saba series. Beaumont, Eutaw, and Garner soils have color values of 3.5 or more within a depth of 12 inches in more than half of each pedon. Brooksville, Houston, and Okolona soils have color chromas of 1.5 or greater in the A horizon.