PLATE VII. 



Pityoxylon Bensledi, sp. nov. Transverse section of wood. 

 Kentish Kag ; near Maidstone, Kent. 



Pig. 1. Primary bundle, p., pith-cells, showing their thickened 

 and pitted walls ; px., protoxylem of primary bundle ; 

 p.r.c., resin-canal in primary bundle ; m., medullary 

 ray ; ., beginning of secondary wood. No. 38353 B b 

 (p. 107). 



Fig. 2. Resin-canals from secondary wood. s., secondary 

 wood ; MI., medullary ray ; <., tyloses, filling resin- 

 canal ; e., thick- walled epithelium of resin-canal. 

 No. 38353 B c (p. 109). 



