PLATE 8 
A. —Photograph showing the inoculation method largely used in the experimental - 
work at Orlando, Fla. A sheet of waxed paper is wound about the spike, inclosing 
a moist cotton plug to maintain high humidity. 
B. —Portion of an inoculated castor bean seedling, showing lesions on the stem 
and attachment of the cotyledons, one of which has already fallen, and the killed 
growing point. Photographed by Mr. W. R. Fisher, of the Department of Plant 
Pathology, Cornell University. X 7 /8. 
C. —Geranium infected by artificial inoculation with the castor bean gray mold. 
Note the affected leaf margins, the stem lesion, and the killed growing points. Photo¬ 
graph by Mr. W. R. Fisher. X 3/4- 
