镰形觿茅(原变种) lian xing xi mao (yuan bian zhong)

Dimeria falcata var. tenuior Keng & Y. L. Yang.

Rachis of raceme scabrid along margins. Upper glume rounded on back, only keeled below apex, keel winged or not. Fl. and fr. autumn.

Swampy slopes, lakesides. Fujian, Guangdong, Guangxi, Taiwan [India, Myanmar, Thailand].