Besides phellem, phellogen, root periderm comprises of
Secondary cortex
Phelloderm
Bark
More than one option is correct
Seasonal activity of vascular cambium is influenced by many factors, except
In a plant organ which is covered by periderm and in which the stomata are absent, some gaseous exchange still takes place through
Narrow bands of parenchymatous tissue which passes through the secondary xylem and phloem radially are called
interfascicular cambium develops from the cells of :