Bulletin No. 23. v. p. p. 76. 



U. S. DEPARTMENT OF AGRICULTURE, 



DIVISION OF VEGETABLE PHYSIOLOGY AND PATHOLOGY. 

 B. T. GALLONA^AY, Chief. 



SPOT DISEASE OF THE VIOLET. 



Al 1 1 fitii ml lUdld' 11. sp. 



»v 



P. H. DORSETT, 



A-ssoeiate, Divi>sioii < .f Venetahle Physiolocjy and Pathology. 



ISSIIEP NOVEMBKR 2S, 1900. 



WASHINGTON: 



() <) \' !•; R N M I', NT 1' K I \ r I N ( ; ( ) K l' UK. 

 I 9 (J (J. 



