Description from Flora of China
Perennial, tufted, grayish green. Culms erect, 30–80 cm tall, ca. 1.5 mm in diam. Leaf sheaths smooth; ligule 1–1.7 mm; leaf blade flat or inrolled, 4–9 cm, 1.5–3 mm wide, adaxial surface scabrid. Panicle loose, 7–15 × 4–8 cm; branches 3–5 per node, 6–8 cm, ascending, spreading or slightly nodding after anthesis, scabrid, lower 1/2 naked. Spikelets 4–6 mm, florets 4–7; lower glume 0.7–1.3 mm, 1-veined, upper glume 1–1.7 mm, 3-veined; lemmas 1.8–2.2 mm, later tinged with purple, hairy near base, apex truncate; palea as long as or slightly longer than lemma, keels sparsely pubescent on lower part, scabrid on upper part; anthers 1.2–1.5 mm. Fl. Jun–Jul.
Saline meadows, sandy seashores. Hebei, Liaoning [Korea].