Arthur and Holivay: VIOLET RUSTS OF NORTH AMERICA. 635 



June, uredo and teleuto stage from June to November and later 

 along the Gulf region. Specimens of American origin have 

 been examined as follows : 



On Viola obliqua HILL. 1879? Newton, Mass. III. ( W. G. 



Farlow); 1882, Decorah, Iowa III (E. W. D. Holway); 



1883, Madison, Wis. I (L. H. Pammel); 1885, Oregon, 



111. Ill (M. B. Watte); 1885, Decorah, Iowa, ii. Ill (E. W. 



D.Hohvay); 1886, Manhattan, Kans. I and ii. Ill ( W. 



A. Kellerman); 1890, Greencastle, Ind. O. I (J. C. 



Arthur}; 1893, Terre Haute, Ind. I (J. C. Arthur); 



1897, Auburn, Ala. I (Ala. BioL Surv.); 1898, Lafay- 

 ette, Ind. O. I (/. C. Arthur). 

 On Viola rotundifolia MICHX. 1890, Bradley, Me. II (F. L. 



Harvey}; 1891, Gunflint lake, Minn. i. II. Ill (L. S. 



Cheney); 1899, St. Louis river, Wis. i. II. iii (L. S. 



Cheney. 

 On Viola renifolia A. GRAY. 1896, Orono, Me. I (E. D. 



Merrill). 

 On Viola septentrionalis GREENE. 1898, Ottawa, Ont. I (J. 



M. Maconn). 

 On Viola blanda WILLD. 1885, Lansing, Mich. ii. Ill (J. 



C. Arthur); 1886, Vermilion lake, Minn. II. iii (E. W. 



D. Holivay'); 1892, Oakland Co., Mich. II. iii (G. H. 

 Hicks) ; 1899, I s l e au Haut, Me. ii. Ill (J. C. Arthur). 



On Viola primulcefolia L. 1892, Lake City, Fla. II. iii (P. 

 H. Rolfs); 1899, Isle au Haut, Me. ii. Ill (/. C. Arthur]. 



On Viola lanceolata L. 1897, Sault Ste. Marie, Mich. II. 

 (E. T. Harper); 1899, Isle au Haut, Me. ii. Ill (/. C. 

 Arthur). 



On Viola cognata GREENE. 1894, North Yakima, Wash. ii. 

 Ill (C. V. Pi^er}; 1894, Sisson, Calif, ii. Ill ( W. C. Bias- 

 dale) . 



On Viola adunca SMITH. 1887, Provo, Utah, ii. Ill (S. M. 

 Tracy) ; 1889, Deer Lodge, Mont. I (F. D. Kelsey); 1892, 

 Pullman, Wash. I and ii. Ill (W. 7?. Hull); 1894, Pull- 

 man, Wash. II. iii ( C. V. Piper); 1894, Pine Creek, 

 Calif, i. II. iii (F. P. Nutting); 1894, Sisson, Calif. I (E. 

 W. D. Holway); 1894, Sisson, Calif. II. iii (W. C. Bias- 

 dale); 1899, Gunnison Co., Colo. ii. Ill (E. Bartholomew). 



On Viola glabella NUTT. 1885, Falcon Valley, Wash. ii. 

 Ill (W. JV, Suksdorf);-Lfy$, Skamania Co., Wash. Ill 



