A perennial, warm season, native bunchgrass that grows atleast 24 tall. It prefers light sandy and medium loamy soils and requires well-drained soil and preferring acid, neutral and basic or alkaline soils. It cannot grow in the shade and requires dry or moist soil thus making it very drought tolerant. Because is has poor palatability it is commonly used for erosion control on sand dunes or blowouts. Found mainly in NM and other parts of southwest United States.