EXPLANATION OF PLATES 



PLATE 29 



Nicotiana acuminata variety II. 

 All drawings made from fresh material. 



Fig. 1. A typical lateral from a vigorous plant. X %. 



Fig. 2. A typical flower, entire. Natural size. 



Fig. 3. The same, split longitudinally; the ovary intact. Natural size. 



Figs. 4 and 5. The half mature seed capsule. Fig. 4, natural size; 

 fig. 5, X2. 



Fig. 6. Typical radical leaf. Xi/4. 



Fig. 7. Typical leaf occurring one-third the distance up the main axis. 

 Natural size. 



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