Any of various sedges of the genus Cyperus,especially C.longus of Europe,having rough - edged leaves,reddish spikelets,and aromatic roots.

• 香根莎草一种莎草属莎草，尤指欧洲的长莎草，具有粗糙边缘的叶子、红色的小穗状花和芳香的根部