柔枝碱茅 rou zhi jian mao

Perennial, tufted. Culms 30–60 cm tall. Leaf sheaths smooth; ligule 1–2 mm; leaf blade inrolled or flat, 10–15 cm, 1.5–3 mm wide, adaxial surface densely scabrous along veins. Panicle 7–15 cm; branches 3–5 per node, 2–4 cm, smooth or scabrous, spikelets many. Spikelets 3–4 mm, florets 3–5; lower glume ca. 0.8 mm, upper glume ca. 1.2 mm; lemmas 1.6–2.2 mm, base pubescent, apex obtuse; palea keels scabrid on upper part; anthers 0.8–1.3 mm. Fl. May–Jul. 2n = 28.

Riversides, saline meadows, sandy seashores. Beijing, Gansu, Heilongjiang, N Jiangsu, Nei Mongol, Shanxi, Tianjin [Japan, Mongolia, Russia (Far East)].