Seymour.l 189 [Feb. 6, 



Puccinia vexans, Farl., on Bouteloua racemosa; Valley City and 

 Jamestown, Dak. 



Puccinia graminis, P., on Bouteloua oligostachya (?) ; James- 

 town, Dak. Ammophila longifolia; Jamestown, Bismarck and 

 Sweet Briar, Dak. Wheat; Fargo, Dak., scarce. Oats: n, Bill- 

 ings, Mont. ; in, Jamestown, Dak. Hordeum jubatum ; Lake Min- 

 netonka, Minn. 



Puccinia Rubigo-vera, (DC), on Wheat ; Fargo, Valley City and 

 Jamestown, Dak. Agropyrum; Bismarck, Dak., Thompson Falls, 

 Mont. Hordeum jubatum ; Fargo and Valley City, Dak. Elymus 

 Canadensis ; Bismarck, Dak. In some cases these specimens have 

 the ordinary paraphyses with the teleutospores and different capi- 

 tate paraphyses with the uredospores. Elymus ; Fargo and James- 

 town, Dak., Livingston, Mont. In the Livingston specimens, the 

 teleutospores have apical points, suggesting P. coronata, Cda. ; 

 Specimens on an unknown grass from Thompson Falls, Mont., re- 

 semble P. coronata, but have paraphyses like P. Rubigo-vera. 



P. coronata, Cda., on Oats ; Fargo, Jamestown, Bismarck, Dak. 



Puccinia tomipara, Trelease, on Bromus ciliatus ; Detroit, Minn. 



Exs. : Ell. and Ev. N. Am. Fung. 1842. 



Puccinia emacidata, S., on Panicum capillare; Lake Minnetonka, 

 Minn. 



Puccinia Andropogi, S., on Andropogon furcatus; Brainerd, 

 Minn., Jamestown and Bismarck, Dak. Andropogon scoparius; 

 Jamestown and Bismarck, Dak. 



Phragmidium Fragarioz, (DC), on Potentilla Norvegica; in, He- 

 lena, Mont. Potentilla gracilis, var. rigida; in, Bozeman, Mont. 

 Potentilla (near P. gracilis) ; in, Helena, Mont. 



Phragmidium Potentilloz, (P.), on Potentilla Pennsylvania; in, 

 Helena, Mont. This species is characterized by dark colored firm 

 spores and firm pedicels. 



Phragmidium mucronatum, (P.) Lk., on Rosa sp. : n, in, Brain- 

 erd, Minn., Fargo, Dak., Miles City, Livingston and Bozeman, 

 Mont. ; in, Detroit, Minn., Jamestown, Dak., Helena and Thomp- 

 son Falls, Mont. 



Phragmidium Rubiidaei,(P.) Wint., on Rubus strigosus; Helena, 

 Mont. Rubus Nutkanus ; Helena and Thompson Falls, Mont. 



Coleosporium Sonchi-arvensis, (P.) Lev., on Aster macrophyllus ; 

 II, in, Brainerd, Minn. Aster conspicuus ; in, Helena, Mont. Aster 

 sps. ; ii, Brainerd, Minn., Fargo and Vallej' City, Dak., Bozeman 



