透明鳞荸荠(原变种) tou ming lin bi qi (yuan bian zhong)

Eleocharis afflata Steudel; E. shimadae Hayata; Scirpus afflatus (Steudel) Bentham.

Culms 5-30 cm tall, 0.5-1 mm thick. Spikelet narrowly ovoid, oblong-ovoid, or rarely globose, (3-)5-8 mm. Perianth bristles ca. 1.5 × as long as nutlet, densely retrorsely spinulose. Stigmas 3. Nutlet obovoid, ca. 1.2 × 0.7 mm; persistent style base pyramidal, ca. 1/4 as long as nutlet, not spongy-thickened, apex attenuate. Fl. and fr. Apr-Nov.

Rice paddies, pond margins, lake banks; 300-1000 m. Anhui, Fujian, Guangdong, Guangxi, Guizhou, Hainan, Henan, Hubei, Hunan, Jiangsu, Jiangxi, Liaoning, Shaanxi, Shanxi, Sichuan, Yunnan, Zhejiang [India Indonesia, Japan, Korea, Malaysia, Myanmar, Philippines, Russia (Far East), Sri Lanka].