Sedge

Part of speech: noun (n.)

1. Any plant of the genus Carex, perennial, endogenous herbs, often growing in dense tufts in marshy places. They have triangular jointless stems, a spiked inflorescence, and long grasslike leaves which are usually rough on the margins and midrib. There are several hundred species.

2. A flock of herons. Sedge ken (Zoöl.), the clapper rail. See under 5th Rail. -- Sedge warbler (Zoöl.), a small European singing bird (Acrocephalus phragmitis). It often builds its nest among reeds; -- called also sedge bird, sedge wren, night warbler, and Scotch nightingale.