In this article we will discuss about the stages of secondary growth in dicotyledonous root with the help of suitable diagrams. The roots of some herbaceous dicotyledons and of all gymnosperms and woody dicotyledons show secondary growth in thickness. The tissues of secondary origin in the dicotyledonous roots are basically similar to those of the stem, but the way of [...]
The upcoming discussion will update you about the difference between dicotyledonous root and monocotyledonous root. Difference # Dicotyledonous Root: 1. Epidermis is single layered. 2. Cortex is composed of parenchyma cells only. 3. Pericycle gives rise to a portion of vascular cambium that gives rise to secondary vascular tissues and phellogen—the meristem of cork. 4. Xylem is monarch to hexarch. [...]
Let us learn about Secondary Growth in Dicotyledonous Roots. After reading this article you will learn about: 1. Introduction to Secondary Growth 2. Formation of Cambium and Development of Secondary Tissues 3. Periderm. Introduction to Secondary Growth: The roots of gymnosperms and most dicotyledonous undergo secondary growth. Most of the dicotyledonous roots show secondary growth in thickness, similar to that [...]