菵草(原变种) wang cao (yuan bian zhong)

Panicum syzigachne Steudel, Flora 29: 19. 1846; Beckmannia baicalensis (I. V. Kusnezow) Hultén; B. eruciformis subsp. baicalensis (I. V. Kusnezow) Koyama & Kawano; B. eruciformis var. baicalensis I. V. Kusnezow.

Glumes glabrous or with a few short stiff hairs at base; anthers usually 0.6–1 mm.

Riversides, swampy meadows, damp places; below 3700 m. Gansu, Hebei, Heilongjiang, Jiangsu, Jilin, Liaoning, Nei Mongol, Qinghai, Sichuan, Xizang, Yunnan, Zhejiang [Japan, Kazakhstan, Korea, Kyrgyzstan, Mongolia, Russia; Europe, North America].