Which one of the following is not a lateral meristem?
Intrafascicular cambium
Interfascicular cambium
Phellogen
Phelloderm
Give differences : Heartwood and Sapwood
Cork is used as the stopper for bottles, for shock absorption and insulation because of
During secondary growth of plants, stem phellogen cuts of cells on both sides. The outer cells gets differentiated into ...$A$... and the inner cells gets differentiated into ...$B$... cortex
Choose the correct combination of $A$ and $B$ with reference to above statement