穀精草
Pipewort \Pipe"wort`\, n. (Bot.) Any plant of a genus ({Eriocaulon}) of aquatic or marsh herbs with soft grass-like leaves.
pipewort n : aquatic perennial of North America and Ireland and Hebrides having translucent green leaves in a basal spiral and dense buttonlike racemes of minute white flowers [syn: {Eriocaulon aquaticum}]