PLATE XIX. 



wmfu 



dt., ■ f 



Fig 163. Fig. 164. 



Eucalyptus goniocalyx, showing the 



sinuous course of the fibres in the Bark 



and in the Wood. 



Fig. 165, 



Cape Beech (Myrsine). 



Inside of Bark showing the impressions 



caused b> the terminations of the Rays. 



Fig. 166. 



Hornbeam. 



Transverse section showing the 



undulating contour of the rings and the 



varying thickness of the Bark. 



Fig. 167. 



Rock Elm. 



Transverse section showing the marking- 



off of the scales of the Bark. 



