Japan Flora: Tufted perennial; culms 60-80 cm. long, with pilose nodes; leaf-blades flat, linear to broadly so, 20-40 cm. long, 8-12 mm. wide, scabrous on margins, sparsely long-pilose especially beneath; ligules semi- rounded, obtuse, glabrous, membranous, 2-3 mm. long; sheaths rather short, glabrous, striate; panicles corymbose, the axis very short; racemes 2-5, erect, 7-12 cm. long, green or purplish; spikelets erect, lanceolate, 7-8 mm. long, acuminate, sparsely long-hairy; callus with a tuft of hairs 3-5 mm. long glumes herbaceous, acuminate, scabrous; awn of fertile lemma about 15 mm. long. Aug.-Oct. Mountains.

Honshu, Shi­koku, Kyushu.