Zundel: Ustilagineae of Washington 281 



1916 (Heald, W. S. C. Path. C. S. 435) ; Pullman, Whitman Co.. Wash. 

 Jan. i, 1918 (E. F. Gaines, W. S. C. Path. No. I. S. 1279); Walla Walla Co. 

 and Yakima Co. Wash. Sept., 1918. Becoming somewhat prevalent in these 

 two localities in the state. Prosser, Benton Co., Wash. July 8, 1919 (E. B. 

 Starkey, W.S. C. Path. I. S. 2032). 



Urocystis agropyri (Preuss) Schrot. Abh. Schles. Ges. Abth. Nat. Med., 

 1869-72: 7. 1870. 



On "grass leaves," Bingen, Klickitat Co., Wash. May 3 and 28, 1899 

 (W. N. Sukslorf No. 464). 



On Bromus marginatiisy Port Townsend, Jefferson Co., Wash. Aug. 7, 

 19 19 (Knight). 



On Elymus condensatus, Isaacs St., Walla Walla, Walla Walla Co., Wash. 

 June 17, 1919; La Conner Flats, Skagit Co., Wash. June 27, 1919. 

 Urocystis gei El. & Ev. Bull. Tor. Bot. Club, 27: 572. 1900. 



On leaves of Sieversia ciliata (Geum ciliata), Waitsburg, Walla Walla 

 County, Wash. May 7, 1900 (Robert M. Horner No. 1430) Clinton calls 

 this species Urocystis Waldsteiniae Peck. 



Besides the smuts reported in the preceding list, the following are reported 

 as occurring in Washington. The author, however, has not been able to 

 locate the collections from which these reports were made, viz. : 

 Ustilago macrospora Desmaz. 



On Agropyron spicatum iruerme (North Amer. Flora, 7: 19. 1906). 



USTILAGO OLIVACEAE (D. C.) Tul. 



On Carex atriculata (North Amer. Flora, 7: 12. 1906). 

 Ustilago vinosa (Berk) Tul. 



On Oxyria digyna (North Amer. Flora, 7: 21. 1906). 



TlLLETIA AIRAE Blytt. 



On Deschampsia caespitosa (North Amer. Flora, 7: 49. 1906). 

 Thecaphora deformans Dur. and Mont. 



On Lotus micranthus (North Amer. Flora, 7: 41-42. 1906). 



Department of Plant Pathology, 

 Washington State College, 

 Pullman, Washington. 



