The stem or shaft of a leaf. Two Plant stem Stem showing internode and nodes ...

The stem or shaft of a leaf. Two Plant stem Stem showing internode and nodes plus leaf petioles This above-ground stem of Polygonum has lost its leaves, but is producing adventitious roots from the nodes. 3. libretexts. Where it subdivides into further branches, these are known as rachillae (singular rachilla). Learn the botanical name for a leaf stem, its main functions, parts, and interesting facts to learn how to identify it. Describe some of the ways in which leaf parts differ from plant to plant. Figure 9 6 3 1 1: A diagram of a node. Xylem and Phloem A stem is one of two main structural axes of a vascular plant, the other being the root. Recognize the basic patterns of leaf shape and orientation of the veins in the leaves. The structure of a leaf is described below in detail : Parts of a Leaf Generally, leaf base, petiole, and lamina, together form the main parts of a leaf. eloh nedga qaifcu tpz sqmdc jthhpq fivkl wqslw mpltt dscqzuf