The Pine? of Australia. 



i88 



Figure 121.— Tranivt-rse 5«-ction through br;mclik-t and dtcurront leaves 

 shoniQt: oil cavity in each leaf. Om- contains a spioinnu 

 of resia. C. gracilis, x 105. 



Figure 122. — Transverse section tlirouyh leaves and median axis of 

 branclilet, showing oil cavity in each leaf. C. gracilis, 

 X 105. 



Ftfarc 123.— Triin»vcr«c!M^linnJthrouKh'brnnchl' 'i „ :. j.ni.l 1,1 



bundle) cnmpniinc ih*- axis. The inner Mdu of thrt-e oil 

 cavitic* obtrude in thr picture, a* v/i-U as the bottom of 

 thr<'r> rlrrnrr«^'iit rh/tritfU. C. fractlia, x 2fn, 



Figure 124. Ir.m -v- 1 ;. action throuuli decurrenl ehannel formed by 

 the decurrt-nt leaves, ^ivt-n toshow the conical prolongations 

 of the cuticle over the stomatn. C. gracilis, x 250. 



Cross sections of branchlets and leaves ol C. gracilis, R,T.B. 



