6 



TOBACCO. 



is represented in Fig. 3. It is distinguished by unusual 

 length of leaf accompanied by a corresponding narrowness. 

 A stem and flower are shown at a, a leaf at fc, a flower in 

 section at c, a capsule at d, a seed at e, and a cross-section 

 of a leaflet at /. 



FIG. 3. 



d 



These three examples represent the most successful 

 kinds grown in Europe and at the same time some of the 

 most marked diversities of form of leaf. 



