127 



27. USTILAGO Zeae (Beckm.) Unger, Einfl. Bodens 211. 1836. 



Lycoperdon Zeae Beckm. Hannov. Mag. 6:1330. 1768. 

 Uredo Zeae Schw. Schr. Nat. Ges. Leipzig 1:71. 1822. 



On Poaceae: 



Euchlaena viexicana Schrad., Bloomington, Monroe County, Sum- 

 mer 1917, P. Weatherwax. 



Zea Mays L., Greencastle, Putnam County, October 1893, L. M. Un- 

 derwood, Ind. Biol. Surv. 7; Plymouth, Marshall County, September 5, 

 1916, H. S. Jackson; Lebanon, Boone County, August 1, 1916, P. S. 

 Lowe; Grovertown, Starke County, August 22, 1917, C. R. Hoffer; La- 

 fayette, Tippecanoe County, September 1, 1917, G. A. Osner. 



The common corn smut is known in every county of the State. Only 

 a few localities are listed, which include those from which specimens 

 are preserved. 



28. USTILAGO sp. 



On Poaceae: 



Secale cereale L., Bainbridge, Putnam County, June 1917, G. A. 

 Osner; Lafayette, Tippecanoe County, June 5, 1917, G. A. Osner; Sur- 

 rey, Jasper County, July 10, 1917, Chas. Chupp. 



A loose smut of rye, indistinguishable in its morphological charac- 

 ters from the loose smut of wheat, U. Tritici, has been found in three 

 fields in Indiana. Usually only a portion of the florets are infected. 

 The exact status of this smut must remain in doubt till infection work 

 has been conducted. 



TILLETIACEAE. 



29. DoASSANSiA DEFORMANS Setch. Proc. Am. Acad. 26:17. 1891. 

 On Alismaceae: 



Sagittaria latifolia Willd., Michigan City, Laporte County, Septem- 

 ber 13, 1916, H. S. Jackson and E. B. Mains. 



This species causes considerable distortion of the affected parts. 

 The collection recorded above consisted in the main of a distorted flower 

 stalk. 



