The commenter continued that as time passes, the xylem and phloem (vascular tissues in plants that transport water, nutrients, and food throughout the plant) expand with the width of the tree ...

The vascular network consisting of phloem and xylem (wood) provides plants with structural support and long-distance transport that specifies further downstream processes in the sink tissues (such as ...

In a mature flowering plant or tree, most of the cells that make up the xylem are specialised cells called vessels.