HABIT Perennial. Culms 80-100 cm long. Ligule an eciliate membrane. INFLORESCENCE Inflorescence a panicle. Panicle open. Primary panicle branches whorled at most nodes. Spikelets solitary. Fertile spikelets pedicelled. FERTILE SPIKELETS Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets elliptic; laterally compressed; 2.5-3 mm long; falling entire. GLUMES Glumes reaching apex of florets; firmer than fertile lemma. Lower glume oblong; 1 length of upper glume; chartaceous; 1-keeled; 3 -veined. Lower glume surface asperulous. Lower glume apex caudate. Upper glume oblong; 1 length of adjacent fertile lemma; chartaceous; 1-keeled; 3 -veined. Upper glume surface asperulous. Upper glume apex caudate. FLORETS Fertile lemma oblong; membranous; keeled; 5 -veined. Lemma apex acute. Palea 1 length of lemma. FLOWER Lodicules 2; membranous. Anthers 3. DISTRIBUTION Temperate Asia, or Tropical Asia.