PLANT BACTERIA, VOL. 2. 



PLATE 13. 





-'3*f 





-+r 

 ' /-V. 



y7* ^ / 



^-TfT 



Cucumbers showing various stages of bacterial will due to Bacillus tracheiphilus. 



Phot! 



were Pr sUU P gre^n"aml'nor'mal'Tn"appearance"" Bacteria filied the spiral vessel's of main shoots with a white viscid slime. Fig. 4 

 (bottom), no sound leaves; stems beginning to shrivel. 



