Common Name Species Local, Regional,  Western, Midwestern  Native, or Introduced Size Flower time Xeric Comment
Big Bluestem Andropogon gerardii M 3 - 10 ft. summer somewhat Turkey-foot grass.  Tallgrass prairie native - from Canada to Mexico, east and midwest.  
Little Bluestem Schizachyrium scoparium M 3-4 ft. Late summer somewhat Beautiful upright bunchgrass of the midwestern mixed grass prairie.  GREAT fall/winter color.
Indian Grass Sorghastrum nutans M 4 - 5 ft. Late summer somewhat Very showy tall bunchgrass from the midwestern tallgrass prairie.
Basin wildrye Elymus cinereus L, R, W 4 - 5 ft. summer yes Showy tall bunchgrass of the sagebrush steppe.  Grows in somewhat moister sites, like swales and the base of north slopes.