Vital vascular tissue (xylem and phloem) transporting water, nutrients, and food products for tree health is located just under the bark. The bulk of remaining trunk volume is dead accumulated xylem ...

After trimming the tree ... trunk that start to get over 4 inch diameter really no longer 'grows' from the center," wrote an expert. The commenter continued that as time passes, the xylem and ...

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.

Specialised plant cells include root hair cells, palisade cells, xylem cells and phloem cells. Just like animals, plants are made of tiny little cells. Like animal cells, basic plant cells have a ...