PLANT BACTERIA. VOL. 3. 



PLATE 40. 



Longitudinal section of three tobacco stems inoculated when much younger with Bacterium 

 solanacearum from a Florida potato. 



WU, of the foliag. dU not occur. The inoculation, -"-* "*><, ***& ^o'wn " bft? 

 Feb. ao. 19 i ^^^r M "- a ^" U !' T'^SJoiSenTio. leM^SSt in the others. Botryti. ha 



%s&r^&&^^ * >**<<*<""" "-- 



ti. had itw 



that had lost much of its virulence. 



