毛盘草(原变种) mao pan cao (yuan bian zhong)

Agropyron barbicallum Ohwi, Acta Phytotax. Geobot. 11: 257. 1942; Roegneria barbicalla (Ohwi) Keng & S. L. Chen; R. barbicalla var. breviseta Keng.

Culms 70–100 cm tall, glabrous; nodes glabrous. Leaf sheath glabrous; leaf blade 15–20 × 0.6–0.8 cm, both surfaces glabrous or scabrous. Proximal glume 7–8 mm; distal glume 8–9 mm. Lemma 8–10 mm. Palea equaling lemma. Fl. and fr. Jun–Jul.

* Forest margins, mountain slopes, river banks. Hebei, Nei Mongol.