A ligule is a thin outgrowth at the junction of leaf and leafstalk of many grasses 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 ligula in insects?

1 : ligule. 2 : the distal lobed part of the labium of an insect.

What is Ligula in cockroach?

the terminal part of the labium of an insect consisting of paired lobes.