U. S. DEPARTMENT OF AGRICULTURE, 



BUREAU OF PLANT INDUSTRY— BULLETIN NO. 225. 



B. T. GALLOWAY, Ch iff nf Bureau. 



A SPOT DISEASE OF CAULIFLOWER 



BY 



LUCIA Mcculloch, 



Scientific Assistant, Laboratory of Plant Pathology. 



Issued August 29, 1911. 



WASHINGTON: 



GOVERNMENT PRINTING OFFICE. 



1911. 



