241 



The Pines of Australia. 



Figure 161. — Traii5\'-erse section through branchlet and decurreut leases, 

 cut below the oil ca\'ities shown in Figiure 162. The indivi- 

 dual bundle for each leai is seen surrounded by eudcdermal 

 ceils, which also enclose the central axis. C. Tasman'tca, 

 X 70. 



—Transverse section through branchlet and oil ca\'itie5 of 

 each leaf, which in this instance are of unusual size. A 

 branchlet trace is seen between the main axis and oil 

 ca\ity of the top leaf. C. Tasmansca, x 70. 



163. — Longitudinal section through two decurrent leaves, clear of 

 the central axis. The two empty spaces near the top are 

 oil caxities in the respective leaves. C. Tasmanica, x 54. 



Figure 164.— Longitudinal section through a node of a branchlet. showing 

 bases of two leaves and free portion of the two succeed in g 

 leaves, the left one of which has its oil cavity sectioned 

 and the other the secretory cells only. C. Tasmanica, x 54. 



Sections of branchlets and leaves of C. Tasmanica, nobis. 



Q 



