Sporobolus helvola T.Durand & Schinz

Tufted perennial with long slender stolons; culms wiry, 15–60 cm. high, ± 1 mm. in diameter at the base.. Leaf-blades flat, 2–15 cm. long, 2–4 mm. wide, glaucous, tapering to a filiform tip.. Panicle linear to narrowly lanceolate, 4–12 cm. long, 5–20 mm. wide, usually distinctly branched with the primary branches 0.5–2 cm. long and bearing dense clusters of spikelets from the base, sometimes contracted and subspiciform.. Spikelets 1.4–2 mm. long, greenish brown; glumes narrowly lanceolate to lanceolate, as long as the spikelet or the lower a little shorter, smooth or scaberulous, acuminate; lemma narrowly ovate, as long as the glumes, acute; anthers 3, 0.6–0.8 mm. long.. Grain ellipsoid, 0.5 mm. long.

Seasonally flooded land in dry regions.