疏穗竹叶草(原变种) shu sui zhu ye cao (yuan bian zhong)

Oplismenus compositus (Linnaeus) P. Beauvois subsp. patens (Honda) T. Koyama; O. compositus var. patens (Honda) Ohwi.

Leaf blades oblong-lanceolate to ovate-lanceolate, 10–15 × 2–3.5 cm, glabrous on both surfaces. Upper glume awn 1/2 length of awn of lower glume. Lower lemma 7–9-veined, awn 2–2.5 mm. Fl. and fr. Sep–Nov.

Undergrowth in moist forests on hillsides. Guangdong, Hainan, Taiwan, Yunnan [Japan].