13 



THE GENUS CALLITmS. 



Vent Decad. (1808), 10. 



THE AUSTRALIAN CYPRESS. 



(Syn. : — Frenela, ]\Iirb. ; Fresnclia, Steud. ; Leichhardtia, Shep. ; Pachylepis. 

 Brongn.; Octodinis, F. Muell. ; Parolinia, Endl.) 



LIST OF HEADINGS OF ARTICLES :— 



I. Historical. 

 II. Systematic. 



[II. The arrangement of Callitris species in order of sequence. 

 1\. Comparative anatomj- and phylogeny. 

 \'. Foliation. 

 VI. Phyllotaxis. 

 \'II. Histologj- of the leaf. 

 \TII. Movements of the leaves. 

 IX. General remarks on the leaf oils. 

 X. The cone. 

 XL The cone valves. 

 XII. Origin of the " spur " on the scales of the cones. 

 XIII. Probable function of the central column (columella). 

 XR'. Angiosperms-v.-Gymnosperms. 

 XV. Timbers — 



a. Macroscopical. 



b. Microscopical. 



c. Economics. 



XVI. The phenol and determination of the oil from the timbers. 

 XVII. The occurrence of guaiol in the timbers of the genus. 

 X\TII. Bark- 

 Microscopical. 

 XIX. The tanning value of the Callitris barks. 

 XX. Sandarac resins of the Callitris. 

 XXI. Occurrence of a manganese compound in the Australian Coniferae. 

 XXII. Individual species : — 



1. C. robusta, R.Br. 



2. C. tuberciilata, R.Br. 



3. C. verrucosa, R.Br. 



4. C. propinqua, R.Br. 



5. C. glauca, R.Br. 



6. C. arenosa, A. Curm. 



7. C. intratrupica, Benth. et Hook. f. 



