PLATE 2 
Pythiacystis gummosis on lemon tree from inoculation made oix. February 20, 
ii9i3, with diseased fruit tissue affected with Pj^iacystis-rot; 
A.^Esttent of invaded bark and gum formation about 5 months after inoculation. 
. B.-—Same tree about 7 months after inoculation, showing mcrease in the invaded 
area.: 
C. -^ame tree about 13 months after inoculation, showing cracking of dead bark 
over invaded area and its large increase in size. 
D. —Same tree 18 months after inoculation, showing a still larger area affected. 
E. F,—^Two views of the same tree, about 2 years after inoculation. Figure F 
taken on opposite side of tree from figure E. 
