Meristematic tissue in vascular bundle is
Phellem
Procambium
Interfascicular cambium
Fascicular cambium
Arrange the following in the sequence you would find them in a plant starting from the periphery-phellem, phellogen, phelloderm.
Initiation of lateral roots and vascular cambium during secondary growth takes place in cells of :
The cambial ring is generally
Secondary growth or increase in diameter is due to
Heartwood differs from sapwood in