Cambium
/KAM-bee-um/🔬 Anatomy●●● Advanced
Also known as: vascular cambium
A lateral meristem — a cylinder of dividing cells between the bark and wood of woody plants. The vascular cambium produces xylem (wood) inward and phloem (bark) outward, enabling secondary growth and stem thickening.
Etymology
From Medieval Latin cambium, meaning "exchange," from cambiare (to exchange).
Example
“Grafting succeeds when the cambium layers of rootstock and scion are aligned.”