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n. pl. lig·u·lae (-lē′) or lig·u·las
A strap-shaped or tonguelike structure, especially the terminal portion of the labium in the mouthparts of certain insects.

[Latin, diminutive of lingua, tongue; see dn̥ghū- in Indo-European roots.]


n, pl -lae (-ˌliː) or -las
1. (Zoology) entomol the terminal part of the labium of an insect consisting of paired lobes
2. (Botany) a variant spelling of ligule
[C18: New Latin; see ligule]
ˈligular adj
ˈliguˌloid adj


(ˈlɪg yə lə)

n., pl. -lae (-ˌli)
1. Bot., Zool. a tonguelike or strap-shaped part or organ.
2. ligule.
[1750–60; < New Latin; Latin li(n)gula spoon, shoe-strap <li(n)gere to lick]
lig′u•lar, adj.
References in periodicals archive ?
Esta especie es facilmente reconocible, ya que es la unica en el genero que presenta ligula externa.
Los esporangios son de insercion lateral, reniformes y de dehiscencia transversa, crecen en estrecha asociacion con los licofilos estando ubicados en su cara adaxial y en algunos grupos (Selaginella, Isoetes) poseen una ligula que le permite absorber agua.
Hojas alternas, con vaina ciliada en el margen, lamina plana, 5-20(25) x 0,2-0,6(0,7) cm, moderadamente papilosa hacia la base, esparcidamente pilosas en ambas caras, apice agudo o acuminado; ligula (0,8)1-1,5(2) mm, membranosa y ciliada.
Kennedy's diagnoses were extremely brief and inconclusive; Cyanallagma was characterized as <<an Acanthagrion but with male cerci not decumbent and usually forked>>, and Homeoura as <<an Ischnura but more Enallagmine, with proximal and distal sides of pterostigmata rounded, costal slightly indented at nodus and second segment of male genital ligula with large lateral patches of spines.
When the Tyne Anglers Alliance supplied the EA with the necessary samples they were found to contain the tape worm ligula ( and permission was refused.
La ligula es truncada y cubierta de tricomas espinosos pequenos.
Espiguillas de 7-8 mm; ligula membranacea, ensanchada en la region auricular .
6 mm, ligula divided in the apical three-fourths, strongly transverse pronotum with distinctly sinuate base, hypomeron not visible in the lateral aspect, and mesoventrite with or without medial longitudinal carina (Ashe 1984).

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