JACKSON: UREDINALES OF OREGON 263 
Beckmannia erucaeformis (L.) Host.—Corvallis, Aug. 8, 1915, 
30206¢a. 
Dactylis glomerata L.—Cottage Grove, Lane Co., July 14, 1914, 
1670; Corvallis, July 6, 1914, 1666; Clatsop, Clatsop Co., Nov. 3, 
1913, 1155; Philomath, Jan. 6, 1914, 1084. 
Deschampsia elongata (Hook.) Munro—Glendale, Douglass Co., 
July 17, 1914, 7410; Ashland, Jackson Co., Sept. 10, 1914, 1566, 1568; 
Wren, Benton Co., June 26, 1914, 7329; Garden Home, Multnomah 
Moenlialy 20, TOTS, 3757; 3156. 
Elymus glaucus Buckl.—Philomath, Jan. I, 1914, 11752; Bend, 
Crook Co., Sept. 11, ro1r6, J. R. Weir, 277. 
Festuca elatior L.—Wren, Benton Co., June 26, 1914, 1324; Cottage 
Grove, Lane Co., July 14, 1914, 1348; Corvallis, July 29, 1915, 31790. 
Festuca megalura Nutt.—Corvallis, June 24, 1914, 1390, Aug. 13, 
1914, 3191. 
Festuca myuras L.—Cottage Grove, Lane Co., July 14, 1914, 1351. 
Festuca pacifica Piper—Corvallis, July 6, 1914, 1434, July 29, 1914, 
1410. 
Hierochloe macrophylla Thurb.—Glendale, Douglass Co., July 17, 
1914, 1471 (type of Uredo quinqueporula). 
Hordeum distichon L.—Corvallis, Aug. 20, 1915, H. P. Barss, 3784. 
Hordeum vulgare L.—Corvallis, Oct. 5, 1914, 3165. 
Lolium multiflorum Lam.—Cottage Grove, Lane Co., July 14, 
1914, 7349; Corvallis, Sept. 20, 1914, 1551; Tualatin, Washington 
Cory |uly-10,.1914, PF: D. Bailey, 1357. 
Lolium subulatum Vis.—Corvallis, March 22, 1915, 3277. 
Phleum pratense L.—Cottage Grove, Lane Co., July 14, 1914, 1668; 
Hood River, June 19, 1914, 1665; Springbrook, Yamhill Co., June 
22 tO De Bailey, 3770; Briton, Lincoln Co; July 17, 1915; 
VanGundia, 3086, 3057; Corvallis, Aug. 13, 1914, 1662; Philomath, 
Janek, 1604 7757> Gresham, Multnomah Co., Aug:7, 1913, Bo D: 
Bailey, 1740; Sumpter, Baker Co., June, 1913, J. R. Weir, 97; Grant’s 
Pass, Josephine Co., Sept. 2, 1916, J. R. Weir, 246. 
Triticum compactum Host.—Moro, Sherman Co., June II, 1915, 
F. K. Ravn & A. G. Johnson. 
Triticum vulgare L.—Corvallis, July 29, 1914, 1684; Hood River, 
AUS. 5, 1o14, 216090; Ashland, Jackson’ Co., Aug. 28, 1913; 1725; 
Union, Union Co., Aug. 13, 1915, F. D. Bailey, 3733; Albany, Linn 
Co., Aug. 22, 1900, E. B. Townsend, 3384. 
Since the classic researches of DeBary, who first demonstrated 
heteroecism in rusts by showing that this species has aecia on Berberis, 
this rust has received more attention on the part of investigators than 
any other species. (Klebahn, Die Wirtsw. Rostp. 205-235. 1904.) 
