Many people choose to pick out the stringy bits of a banana after assuming it is just part of the peel, but a doctor is urging people to stop doing that. The strands are actually phloem bundles, which ...

Either way, they are never wanted. We’re talking about those annoying white strings on bananas, or more technically, “phloem bundles.” (Appetizing name, right?) Anyone who’s peeled a ...

Companion cells provide the energy for the sieve cells. The end walls of the sieve cells have pores through which sugar is transported from cell to cell.

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

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 ...