Royal Scot. Arbor. Trans., Vol. XIV., Pl. IX. 
MICRO-PHOTOGRAPHS OF SECTIONS OF WOODS. 
Fig. 17. 
Qumrcus ILEx. Evergreen Oak. 
Trans. Sect. x 40. 
Fig. 18. 
Quercus Rozsur. British Oak. 
Trans. Sect. x 40. 
