Catalogue of the Flora of Nebraska. 15 
83. A. mMicROPUNCTUM E. & k. On Painted cup (Castilleja sessiliflora 
Pursh), Belmont, June 17. Quite destructive. (Williams.) 
62, UREDO Pers. 
84, U. riBicoLta C. & E. On leaves of Buffalo or Missouri currant 
(Ribes aureum), Collected by Dr. Thomas in Scott’s Bluff County. 
Although determined to be a Uredo by Messrs. Cooke and Ellis 
(Grevillea VI, p. 86) and also by Peck who named it Uredo jonesit 
(Torr. Bull. XII, p. 36) it seems more like a Coleosporium, which 
it will probably turn out to be. All attempts at germinating the 
spores have thus far failed (Bessey). 
27. USTILAGINEZ. 
63. 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. RABENHORSTIANA Kuhn. On finger grass (Panicum sanguinale) 
Ashland. 
On flower spikes in the sheath, completely destroying them 
(spores brown, echinulate, round ellipsoid or angnlar, 7-12 by 
8-13 m.m.m.). (Williams). 
64. UROCYSTIS Rabenh. 
87. U. occutta (Wallr.) Rabenh. On Wild rye (Elymus canadensis), 
Ashland. (Williams). 
28. EXOASCEZE:. 
65. 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 Prunus pumila at Long 
Pine (Bessey). 
29. SACCHAROMYCETES. 
66. SACCHAROMYCES Meyen. 
89. S. MycoDERMA Reess. Lincoln (Pound). 
30. SPH ARIOIDE.LE. 
67. PHYLLOSTICTA Pers. 
90. P. coRNI West. On Red osier dogwocd (Cornus stolonifera), Bel- 
mont, July (Webber.) 
91. P. cRUENTA (Fr.) Kx. On False Solomon’s seal (Smilacina 
stellata), Ashland (Williams); False Solomon’s seal (S. amplexi- 
caulis), New Helena, Custer Co., July 6. Frequently quite 
destructive. (Webber.) 
