noun Botany. a thin, membranous outgrowth from the base of the blade of most grasses.

What is called ligule?

A ligule (from Latin: ligula "strap", variant of lingula, from lingua "tongue") is a thin outgrowth at the junction of leaf and leafstalk of many grasses (Poaceae) and sedges. A ligule is also a strap-shaped extension of the corolla, such as that of a ray floret in plants in the daisy family Asteraceae.

What is ligule in plants?

: a scalelike projection especially on a plant: such as. a : a thin appendage of a foliage leaf and especially of the sheath of a blade of grass. b : a ligulate corolla of a ray floret in a composite head.