Lower sheaths rather sparsely pustulate-pilose; glumes a little longer than the smooth, 3-nerved lemma; palea obtuse, shorter than the lemma; otherwise much like no. 11 [Sporobolus vaginiflorus (A. Gray) A. W. Wood]. Dry sandy or sterile soil; Mo. to Ky., w. and s. to Kans., Ark., and Tex. (S. vaginiflorus var. o.; S. neglectus var. o.)
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.