Freeman: PRELIMINARY LIST OF MINNESOTA ERYSIPHE. 427 
Lathyrus venosus Muuu.: Winona, Sept., 1888, Holzinger 
326; Pope, July, 1891, Taylor 1181; Mille Lacs, July, 
1892, Sheldon 2755; Otter Tail, Aug., 1892, Sheldon 
3661. 
Lathyrus sp. indet. , Sheldon 6127. 
@nothera sp. indet.: Hennepin, 1890, MacMillan. 
Clematis virginiana L.: Hennepin, 1890, MacMillan. 
Anogra albicaulis (PursH) Brirron.: Brown, July, 
1891, Sheldon 1195. 
Strophostyles helvola (L.) Britton: Pope, July, 1891, 
Taylor 1136. 
Falcata comosa (lu.) KuNTzE: Pope, July, 1891, Taylor 
EEO. 
Oxygraphis cymbalaria (PursH) PRANTL: Lincoln, 
Aug., 1891, Sheldon 1357. 
Astragalus canadensis L.: Lincoln, Aug., 1891, Sheldon 
1423; Hennepin, Sept., 1898, MacMillan. 
Aragallus involutus A. Nels.: Lincoln, Aug., 1891, Shel- 
don 1390. 
An undetermined plant of pea family: Traverse, Sept., 
1893, Sheldon 7257. 
Thalictrum purpurascens L.: Chisago, Sept., 1893, Shel- 
don 6188. 
Thalictrum sp. indet.: Cass. Aug., 1893, Anderson 706. 
Onagra biennis (L.) Scop. , Sept., 1893, Sheldon 
6146. 
Anemone virginana L.: Traverse, Sept., 1893, Sheldon 
7089. 
Lotus americanus (NutT.) Bisu.: Big Stone, Sept., 
1893, Sheldon, Traverse, Sept., 1893, Sheldon 7201. 
Polygonum aviculare L.: Ramsey, Sept., 1898, Freeman 
Si. 
Seymour reports &. communis on Lathyrus? at Lake Min- 
netonka. 
. Erysiphe aggregata (PEcK) FarLow, Bull. Bussey, Inst. 2: 
227. 1878. 
On leaves of : 
Alnus incana (L.) WiLup.: St Louis, July, 1886, Holway 
BY. 
