PLATE III. FUSARIA OF POTATOES 



Fig. 1. Fusarium sporotrichioides, from above; in dark 



Fig. 2. F. bullatum var. roseum, from above 



Figs. 3 and 4. F. arthrosporioides, from above and below; in dark 



Figs. 5 and 6. F. sanguineum var. pallidium ; from above and below 



Figs. 7 and 8. F. sanguineum, from above and below; in dark 



Figs. 9 and 10. F. ferruginosum, from above and below 



Figs. 11 and 12 F. clavatum, from above and below 



