Meaning of ligule

lig•ule

Pronunciation: (lig'yl), [key]
— n. Bot.
  1. a thin, membranous outgrowth from the base of the blade of most grasses.
  2. a strap-shaped corolla, as in the ray flowers of the head of certain composite plants.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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