CORK OAK 



193 



CJ O Predominant colouring of branches and 

 stem dark: slate coloured, dark grey, 

 olive, purple shades, brown or nearly 

 black. 



S Small trees not over 20—30 feet high. [For (§§) 



$ Evergreen, with more or less spinescent 

 grey-green foliage, and smooth slate 

 coloured branches. Bark on old stems 

 fissured and scaly, hard, slaty-black. 



see p. 201.] 



^0 



Fig. 93. Quercus Suber, Cork Oak. Bark (Irv). 



W. V. 



13 



