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Webster 1913 Edition


Ligule

Lig′ule

(lĭg′ū̍l)
,
Noun.
[L.
ligula
,
lingula
, little tongue, dim of
lingua
tongue : cf. F.
ligule
.]
1.
(Bot.)
(a)
The thin and scarious projection from the upper end of the sheath of a leaf of grass.
(b)
A strap-shaped corolla of flowers of Compositæ.
2.
(Anat.)
A band of white matter in the wall of fourth ventricle of the brain.

Definition 2024


ligule

ligule

English

Noun

ligule (plural ligules)

  1. A strap-shaped structure.
  2. (botany) A portion of a leaf found at the base of the petiole, when present.
  3. (botany) In many grasses (Poaceae) and some sedges (Cyperaceae), the membranous appendage or ring of hairs projecting from the inner side of a leaf at the junction between the blade and the sheath.