procambium
/proʊˈkæmbiəm/
noun
- A layer of cells in a plant that gives rise to the primary vascular tissue (xylem and phloem).
- Botany students studied the procambium to understand how plants transport water and nutrients.
- The procambium in the growing tip of the root will form the central vascular cylinder.
- As the plant grows, the procambium differentiates into xylem and phloem cells.