igo 



The Pines of Australia. 



Figure 125. — Transverse section through young timber showing dark Figure 126. — Transverso section through vernal growth of timber, the 

 substance in tracheids at this early stage o( growth. C. three dark bands arc rays with dark substance in cells. 



gracilis, x to. C. gracilis, x 80. 



I 



f-9 ' »P.I 



f ' ' ^i 



r 





i i 



Figure 127. — Tangential wjction ot timber, showing how numerous the 

 manff'inesc compound is in the cells of the rays. C. gracilis, 

 X 80. 



Sections of timber of C. gracilis, R.T.B. 



