A deciduous, perennial shrub or tree growing 6 to 30 feet tall. The shiny green leaves are round with three or four cleft lobes and in the fall changing from red to yellow. The tan acorn is the plants fruit and seed maturing in autumn, blooming in March and April, and reestablishes from the acorn. It is a predominate tree growing in dry foothills and canyon walls where the rainfall averages between 12 and 25 per year. It can grow on all soil types but it prefers moist, rich, well-drained soils. Found from the western part of Kansas thru Utah, south of Montana and almost to the Mexico border.