Japan Flora: Annual; culms 15-40 cm. long, soft-pubescent above; leaf­blades pubescent, thin, 3-5 mm. wide; sheaths pubescent; panicles 10-15 cm. long, somewhat nodding, the branches subverticillate; spikelets nodding, broadly lanceolate, 12-20 mm. long, 5- to 8-flowered, pale green; glumes linear-lanceo­late, sparingly pubescent, gradually acuminate, the lower 4-6 mm., the upper 8-10 mm. long; lemmas narrowly lanceolate, pubescent, with 2 lanceolate teeth 2-3 mm. long, the awn erect; palea about % as long as the lemma; anthers about 0.7 mm. long, orange-yellow, elliptic. 

Naturalized in Hon­shu.  Introduction from Europe.