JACKSON: UREDINALES OF OREGON 227 



49. Phragmidium Ivesiae Sydow, Ann. Myc. i: 329. 1903. 

 Phragmidium affine Sydow, Ann. Myc. 2: 29. 1904. 



On Rosaceae: 



PotentiUa blaschkeana Turcz.^ — Philomath, June 20, 1910, ijoj; 

 Austin, Grant Co., June, 1913, J. R. Weir, 14/'; Baker Co., June, 1913, 

 J. R. Weir, ly; Sumpter, Baker Co., June, 1913, J. R. Weir, j; Hil- 

 gard. Union Co., July 10, 1914, 1534. 



PotentiUa glomerata A. Nels. — Andrews, Harney Co., Aug. 1901, 

 Griffiths & Morris (Griffiths, West Am. Fungi 511b). 



PotentiUa gracilis Dougl. — Corvallis, June 20, 1909, E. R. Lake, 

 I4g9, July 29, 1914, 1477; Wren, Benton Co., June 26, 1914, 1323. 



PotentiUa sp. — Corvallis, June, 1910, iiio, 3149, Aug. 191 1, F. D. 

 Bailey, 1071. 



50. Phragmidium Jonesii Dietel, Hedwigia 44: 128. 1905. 

 On Rosaceae: 



Ivesia Baileyi S. Wats. — Steins Mts., Harney Co., July 27, 1898, 

 W^ C. Cusick, Phan. Herb. 1967. (From specimen in herb. Field 

 Museum 108727.) 



51. Phragmidium montivagum Arth. Torreya 9: 24. 1909. 

 On Rosaceae: 



Rosa gymnocarpa Nutt. — North slope Mt. Hood, Aug. 9, 1914, 

 J478; Bank of Minam River, Union Co., alt. 5,100 ft., Oct. 4, 1897, 

 E. P. Sheldon, 9053. 



Rosa pisocarpa Gray? — Hilgard, Union Co., July 10, 1914, 1337. 



Rosa sp. — Trail Creek Caiion, Wallowa Co., May 18, 1897, E. P. 

 Sheldon, 8073; Corvallis, May i, 1914, 1466, April 25, 1915, G. B. 

 Posey & C. M. Schearer, 3133, April 28, 1915, 3131; North slope Mt. 

 Hood, Aug. 7, 1914, 1619; Mouth of Salmonberry River, Tillamook 

 Co., July 17, 1915, G. VanGundia, 3089. 



52. Phragmidium occidentale Arth.; Earle, in Greene, PI. Baker. 



2: 3. 1901. 

 On Rosaceae: 



Rubiis parviflorus Nutt.^ — Wallowa Lake, Wallowa Co., Aug. 1899, 

 C. L. Shear, 952 (Griffiths, W. Am. Fungi 329); Jackson Co., July 9, 

 1903, E. B. Copeland (Sydow, Ured. 1788); Mt. Hood, Aug. 31, 1901, 

 E. W. D. Holway, Aug. 7, 1914, 1636; Glen Brook, Benton Co., 

 Aug. 1909, 1119; Trail to Hanging Valley, Mt. Jefferson, H. P, Barss 

 & G. B. Posey, 1785; Mary's Peak, Benton Co., Aug. 15, 1914, 1285; 

 Elk City, Lincoln Co., Aug. 20, 1914, 1626; Dothan, Douglass Co., 

 Sept. 8, 1914, 1930; Corvallis, May 4, 1915, 3059; Unity, Baker Co., 

 Aug. 1915, J. R. Weir, 242; Austin, Grant Co., Aug. 1916, J. R. 

 Weir, 238. 



