Sheath bases sparsely hairy, hairs papillose-based. Spikelets
2.3-4.6 mm. Glumes usually longer than the florets; lemmas 2.1-3.9
mm, faintly 3-veined; paleas 2.1-4 mm. Fruits 1.1-2 mm.
Sporobolus vaginiflorus var. ozarkanus grows primarily in the
central and southeastern United States.