Arrange different structure of trees from center portion of tree to the outer bark moving from center.
P. Cambium Layer
Q. Heart Wood
R. Pith
S. Sap Wood
T. Inner bark1
P, Q, S, R and T
2
R, Q, S, P and T
3
Q, R, S, T and P
4
R, Q, S, T and P
Arrange different structure of trees from center portion of tree to the outer bark moving from center.
P. Cambium Layer
Q. Heart Wood
R. Pith
S. Sap Wood
T. Inner bark