Bui. 1195, U. S. Dept. of Agriculture. 



Plate I. 



1 





h 





Cross Sections of Potato Anthers. 



Fig. 1.— Solanum chacoenss. x 36. P'ls. 2.— Solaiiuin fendleri. x 49- Vm. 3.— Solaiium 

 jamesii. X 36. Fig. 4.— McCormick. X 36. Fig. 5.— Australian Blue, x 49. Fig. 6.— 

 Green Mountain. X 36. 



