A midrib provides strength throughout the leaf, keeping it upright and sturdy in the wind. Chlorophyll is the green pigment that absorbs sunlight. Veins transport water and glucose around the plant.

What is the function of the midrib in the grass leaf?

Grass leaves exhibit a parallel leaf venation pattern, in contrast with the typical reticulate venation of dicot leaves, and there is a central vein, or midrib, that provides structural support to the leaf.

What is the midrib in the leaf?

midrib The central, thick, linear structure that runs along the length of a plant thallus or lamina. It occurs in true leaves as a vein running from the leaf base to the apex and in the leaf-like structures of mosses and seaweeds. It provides support and is a translocative vessel.