Catalogue of the Flora of Nebraska. 15 



83. A. moBOPUMCTUM E. I h . Ofl Painted cup i CastiUeja testify ora 

 Pursh), Belmont, Jane 17. Qaite destructive. (Williams. 



(JREDO Pers. 



84. U. RIBICOLA C. ft B. On leave- of Buffalo or Missouri currant 

 (Iiibes aareum), Collected by Dr. Thoma3 in Scott's Bluff County. 



Although determined to be a Uredo by Messrs. Cooke and Ellis 

 (^Grevillea VI, p. 8G) and also by Peck who named it Uredo jonesii 

 (Torr. Bull. XII, p. 3G) it seems more like a Coleoaporium, which 



it will probably turn out to be. All attempts at germinating the 

 -pores have thus far failed (Bessey). 



27. USTILAGINE.dE. 

 USTILAGO Pers. 



85. U. caricis (Pers.) Fckl. On Sedge (Carex filifolia) Sioux Co. 

 June. Very plentiful, destroying the ovaries of nearly all the 

 host plants in that vicinity. (Williams). 



86. U. rabknhorstiana Kuhn. On linger grass (Panicum sanguinale) 

 Ashland. 



On flower spikes in the sheath, completely destroying them 

 (spores brown, echinulate, round ellipsoid or angular, 7-12 by 

 8-13 m. m. m.). (Williams). 



64. UROCYSTIS Rabenh. 



87. U. occulta (Wallr.) Rabenh. On Wild rye (Elymtts canadensis), 



Ashland. (Williams). 



28. EXOASCP;yE. 

 05. EXOASCUS Fuckel. 



88. E. pruni Fckl. On common wild plum causing the disease 

 known as " plum pockets." Weeping Water, quite common. 

 (Williams), Dawes Co. (Bessey). On Prvnus pumila at Long 

 Pine (Bessej 



29. SACCHAROMYCETES. 



66. SACCHAROMYCES Meyen. 



s mycodkrma Reess. Lincoln (Pound). 



30. Sl'U/KL'IolDKj;. 

 «;:. imiyllosticta Pers. 



90. P. CORN] West. On Red osier dogwood (Comus etolonifera), Bel- 

 mont, July (Webber.) 



91. P. CRUKFT.t (Ft.) K\. Oo False Solomon's seal (Smilacina 

 stellata), Ashland (Williams); False Solomon's sea] S. ampU 

 caulis), New Helen i, Custer Co., July 6. Frequently quite 

 destructive. (Webber.) 



