Midrib Provides strength throughout the leaf, keeping it upright and sturdy in the wind. Petiole Attaches the leaf to the stem. A leaf usually has a large surface area, so that it can absorb a lot ...
Leaf-climbers, which climb by the aid of the petiole or some other portion of the leaf; (3) Tendril-bearers, by far the most numerous class, which are provided with tendrils specially contrived ...
“And that’s basically in what we call the petiole of the leaf, that’s the stem of the leaf that connects to the tree. And a corky substance starts to develop there.” When that ...