588 



BACTERIAL DISEASES OF PLANTS 



Fig. i'.i'.i. — Xo. 6, first series. Upper face of leaves Z and Z^ of Fig. 432. Z 

 shocked on July 25. Z^ was too old at that time to respond freely. Notice 

 regular distribution ot shoots in Z and compare with midrib distribution on Figs. 

 4.38, 441, 442, 443. Notice also that the largest leaves are over the main water- 

 supply, i.e., over the midribs. About f'j natural size. 



