Fig. 1. 



Fig. 2. 





TRANSVEKSE SECTION OF FLAX STRAW. 



A. Epidermis. 



B. Bark. 



c. Fibres. 



D. Shove, or woody centre. 



Fig. 3. 



400 



Figs. 2, 3, and 4. Longitudinal outlines of fibres. h, h, h, h. Cavities. 

 2 and 3. Ordinary cavities. 4. Rarer shaped do. 



