The heartwood cannot conduct water because of
Peripheral location in the stems
Suberized cell walls
Central location in the stems
Deposition of organic compounds
The youngest layer of secondary xylem in the wood of dicot plant is located
Mark the correct sequence of layers found in root anatomy.
Vascular cambium of dicot root is purely secondary in origin and arise from
Normal secondary growth occurs in
Definitions / Explanation :
$(i)$ Early wood
$(ii)$ Late wood