Winter, Spring, Summer and Fall Calendar 2016. Winter Spring Summer Fall. Early Registration (active students) Nov 16, 2015 thru. Nov. 23, 2015. Nov 16, 2015 thru. Nov. 23, 2015. Nov 16, 2015 thru.
cortex. 1. Anatomy the outer layer of any organ or part, such as the grey matter in the brain that covers the cerebrum (cerebral cortex) or the outer part of the kidney (renal cortex). 2. Botany. a. the unspecialized tissue in plant stems and roots between the vascular bundles and the epidermis.
Root System. Beneath the epidermis of the plant's root is a layer called the cortex, which is made up of layers of cells called vascular rays. The vascular rays carry water through the root and into the stele, the center of the root.Inside the stele are veins that serve as the circulatory system of the plant.oot System. Beneath the epidermis of the plant's root is a layer called the cortex, which is made up of layers of cells called vascular rays. The vascular rays carry water through the root and into the stele, the center of the root.