鸭嘴草 ya zui cao

Ischaemum crassipes var. glaucum Honda, J. Fac. Sci. Univ. Tokyo, Sect. 3, Bot. 3: 355. 1930; Andropogon crassipes Steudel; Ischaemum aristatum subsp. glaucum (Honda) T. Koyama; I. aristatum var. momiyamae (Honda) Hsu; I. cras-sipes (Steudel) Thellung; I. crassipes var. hainanense Keng; I. crassipes var. momiyamae Honda; I. sieboldii Miquel.

Rachis internodes and pedicels scabrid or shortly ciliate on outer angle, inner angles glabrous or shortly ciliate. Sessile spikelet oblanceolate, narrowly to broadly winged, mucronate or shortly awned; awn included, 0.1–0.3 cm, straight. 2n = 56.

Sandy places, usually near the sea. S Anhui, Hebei, Jiangsu, Liaoning, Shandong, Zhejiang [Japan, Korea, Vietnam].