List of Fungi Prepared for Exchange. 



27 



434. P. graminis P. — III, on Hordeum 446. 



v ul g a re. 

 Loyalton, S. Dak., Aug., 1896, 

 R. Bowen. 



435. P. graminis P. — II, on Phleum 447. 



prate7i.se. 

 Billings, Mont, Sept. 8, 1915, 

 E. Bartholomew. Dupl. F. Col. 

 4850. 448. 



436. P. graminis P. — III. on Sphe- 



nopholis obtusata. 

 Stockton, Kans., Aug. 10, 1898, 



E. Bartholomew. 449. 



437. P. graminis P. — III, on Triticum 



■sativum. 

 Calf Mountain, Manitoba, Can- 

 ada, 1904 (?), comm. M. A. 

 Carleton. 450. 



438. P. graminis P. — III, on Triti- 



cum sativum. 

 Red Cloud, Xebr., July 13. 

 1904. comm. C. F. Cather. 



439. P. grindeliae Pk.— Ill and X. on 451. 



BigelouMa veneta. 

 Pachuca. Mexico., Oct. 27, 

 1903. E. W. D. Holway. 



440. P. grumosa Syd. and Holw. — III, 



on Zy gad en us elegans. 452. 



Banff. Alberta. Canada, Aug. 

 16, 1902. E. W. D. Holway. Type 

 coll. 



441. P. guillemineae Diet, and Holw. — 



III. on Guilleminea sp. 453. 



City of Mexico. Mexico, Oct. 

 7. 1896. E. W. D. Holway. Type 

 coll. 



442. P. helianthi S — II. on Helian- 



thus sp. 454. P 



Xear Arlington, Va., Oct. 7, 

 1908. V. K. Charles. 



443. P. helianthi S. — III. on Helian- ] 



thus annuus. 455. P 



Sandcoulee. Mont.. Aug., 1888, 



F. W. Anderson. Dupl. 1902 

 Myc. Ex. 121e as P. tanaceti. 456. 



444. P. helianthi S.— II and III. on 



Helianthus annuus. 

 Urmeyville, Ind., Sept.. 1890, 

 E. M. Fisher. Dupl. 1902 Myc. 

 Ex. 121e as P. tanaceti. 457. 



445. P. helianthi S— III. on Helian- 



thus annuus. 

 Pineridge, Calif., Oct., 1892, G. 

 Main waring. 



P. helianthi S. — III, on Helian- 

 thus annuus. 

 Red Cloud, Xebr., Aug. 1, 

 1911, J. M. Bates. 

 P. helianthi S. — III, on Helian- 

 thus annuus. 

 Denver, Colo., Sept., 1911, E. 

 Bartholomew. 



P. helianthi S.— II and III, on 

 Helianthus annuus. 

 Bellefourche. S. Dak., Aug. 

 31, 1913, C. R. Ball. 

 P. helianthi S. — III, on Helian- 

 thus annuus. 

 West Lafayette, Ind., Sept. 



13, 1915. C. A. Ludwig. Dupl. 

 F. Col. 4851 ; X. A. Ured. 1448. 



P. helianthi S. — III, on Helian- 

 thus decapetalus. 

 West Lafayette. Ind., Sept. 4, 

 1915, C. A. Ludwig. Dupl. X. A. 

 Ured. 1550. 



P. helianthi S— II and III, on 

 Helianth us gig aniens. 

 West Lafayette, Ind.. Sept. 



14, 1914. C. A. Ludwig. Dupl. 

 F. Col. 4666; X. A. Ured. 1549. 



P. helianthi S. — III, on Helian- 

 th us grosseserratus. 

 Arvada. Colo.. Aug. 12, 1910, 

 E. Bartholomew and E. Bethel. 

 Dupl. F. Col. 3255. 

 P. helianthi S.— II and III. on 

 Helianth us petiolaris. 

 Sandcoulee, Mont., Aug. 25, 

 1888, F. W. Anderson. Dupl. 

 1902 Myc. Ex. 121i as P. tanaceti. 

 helianthi S. — II, on Helian- 

 thus petiolaris. 

 Rimrock Station, Mont.. Aug. 

 1, 1917. E. Bartholomew. 

 P. helianthi S. — III, on Helian- 

 thus strumosus. 

 Byron, 111., R. E. Blount. 

 P. helianthi S— II and III, on 

 Helianth us strumosus. 

 Urmeyville, Ind.. Aug., 1890. 

 E. M. Fisher. Dupl. 1902 Myc. 

 Ex. 121 j as P. tanaceti. 

 P. helianthi S. — I, on Helian- 

 thus strumosus. 

 Madison. Wis., June 4. 1912, 

 E. T. Bartholomew. Dupl. F. 

 Col. 3941 ; X. A. Ured. 1347. 



