Bui, 213, Bureau of Plant Industry, U, S. Dept. of Agriculture 



Plate I. 



(1) Daisy on daisy. Natural size. Inoculated Dec. 13, 1906. Time; 2 months 10 days. 



(2) Daisy on daisy. Three-fourths natural size. Inoculated Dec. 13. 1906. Time: 7 



months. 



