On moderately alkaline soils of basins, plains, and hills. Sporobolus cryptandrus . Sand dropseed . A perennial bunch grass, occasionally only slightly tufted. Culms 3-8 dm tall.
Inflorescence is a contracted panicle at least at the base , though often open toward the tip.
Note the short first glume . Common on dry sandy sites in open grassy or low shrubby habitats. Mostly from lower elevations in Montana. The diaspore of many of the species of the genus to which this grass belongs is an achene. Further, the pericarp wall becomes loose and sticky upon being wetted and the seed falls free.