PLATE 58 



Fig. 1. Nicotiana Tahacum var. angustifolia, U. C. B. G. 68/07. Typical leaves 

 of angustifolia of the stenophyUa type showing the range of variation on a single 

 plant. 



Fig. 2. Nicotiana Tahacum var. macrophylla, U. C. B. G. 22/07. Typical leaves 

 of macrophylla of the sessilifolia type showing the range of variation on a single 

 plant. 



[528] 



