340 Journal of Agricultural Research voi. xni, No. 6 



DISTRIBUTION IN THE UNITED STATES 



Cytospora chrysospcrma has been reported from and collected^ in 

 the following places in the United States: 



On Populus sp. (Alamo poplar): 



El Paso, Texas, August, 1915. 

 On Populus acuminata: 



Cascade, Montana, by William Lochray, August, 1913 (FP 20705).^ 

 Albuquerque, May, 1916; Chester, November, 1916 (FP 21716); and Deming, 



New Mexico, November, 1916 (FP 21030). 

 Brookings, by H. F. CoE, August, 1913 (FP 15799), and Spearfish, South Dakota, 

 by H. F. Coe, September, 1913 (FP 15975). 

 On Populus alba: 



Albuquerque, New Mexico, September, 1915, and July, 1916 (FP 19515, 19621, 



and 21250). 

 El Paso, Texas, August, 191 5. 

 On Populus angustifolia: 



Flagstaff, Arizona, July, 1915. 



Denver, Colorado, by E. Bethel, June, 1913 (FP 8460). 



Roswell, November, 1916, and San Mateo Mountains, New Mexico, August, 1915 

 (FP 19586). 

 On Populus bahamifera-suaveolcns: 



Ulander, North Dakota, by B. T. Galloway, September, 1916 (FP 21508). 

 On Populus deltoides: 



Flagstaff, Arizona, July, 1913 (FP 19510). 



Hays, by J. W. Preston, December, 1915 (FP 21029), ^^d Syracuse, Kansas, by 



L. E. Melchers, 1915. 

 Golconda, Nevada, 1908 (FP 1260). 



Albuquerque, August, 1915, and January, 1917 (FP 19500 and 21766); Capitan, 

 by J. W. O'ByrnE, July, 1917 (FP 2937); Deming, December, 1915; Endee, 

 by A. S. Reeves, April, 1915 (FP 19503), and May, 1915; and Socorro, New 

 Mexico, July, 1915 (FP 19587). 

 El Paso, August, 1915; and San Marcos, Texas, November, 1915 (FP 19726). 

 On Populus italica: 



Flagstaff, Arizona, July, 191 5 (FP 19448). 



Albuquerque, throughout the entire year 1916; by P. W. Seay, December, 1916 



(FP 21762 and 21765); Isleta, New Mexico, November, 1916 (FP 21588). 

 El Paso, Texas, August, IQ15. 

 On Populus macdougali: 



Phoenix, December, 1915; Tucson, December, 1915; and Yuma, Arizona, Decem- 

 ber, 1915 (FP 21026); Deming, New Mexico, December, 1915 (FP 21031). 

 On Populus sargentii: 



Denver, Colorado, by E. Bethel, June, 1913 (FP 8431). 

 On Populus tremuloides: 



Flagstaff, Arizona, July, 1915 (FP 19447). 



Cienega Ranger Station, 1914 (FP 19622); Cloudcroft, August, 1915 (FP 19623); 

 and Tejano Experiment Station, New Mexico, by P. W. Seay, December, 1916 

 (FP 21718). 



' All of the collections cited were made by the writer unless otherwise stated, 

 s " FP "= Forest Pathology Investigations. 



