PUCCINIA HELIANTHI Schw. On Helianthus tuberosus, 

 Auburn, 9-1898, (Merrill). 



PUCCINIA HIERACII (Schum.) Mart. On Solidago, Maine, 

 (Sprague). In Blake Herb. 



PUCCINIA JUNCI (Str.) Wint. On Juncus, Westbrook, 

 (Fuller). Grev. 5:152. 



PUCCINIA MALVACEARUM Mont. On Althaea rosea, Au- 

 gusta, 8-1898, (B. W. McKeen). Det. P. L. R. 



PlJCCJNIA MENTH^E AMERICANA Burr. F. Col. No. 1461. 



On Mentha Canadensis, Bradley, 10-1899, (Ricker). 



PUCCINIA ORNATA A. & H. On Rumex brittanica, Oldtown, 

 9-1900, (Ricker). Det. Arth. On Rumex brittanica, Orono, 10- 

 1900, (Ricker). On Rumex brittanica, Long Is., Casco Bay, 

 (A. B. Seymour). 



PUCCINIA PERIDERMIOSPORA (E. & T.) Arth. On Spartina 

 cynosuroides, Orono, 10-1900, (Ricker). Det. Arth. 



PUCCINIA POLYGONI Pers. On Polygonum amphibium, Har- 

 rison, 9-1859, (Blake). On Polygonum muhlenbergii, Orono, 

 IO-IQOO, (Ricker). 



PUCCINIA PORPHYROGENITA Curt. On Cornus canadensis, 

 Bradley, 7-1890, (Harvey). 



PUCCINIA PYROL^E Cke. On Polygala, Cape Elizabeth, 

 (Bolles). Proc. Port. Soc. Nat. Hist. I 1183. Cooke gives the 

 host as Pyrola, but it should probably be Polygala paucifolia. 



PUCCINIA RUBIGO-VERA (DC.) Wint. On Triticum vulgare, 

 Cumberland, (Blake). On Secale cereale, Orono, (Harvey). 



PUCCINIA SUAVEOLENS (Pers.) Rostr. On Cnicus arvensis, 

 Orono, 10-1900, (Ricker). 



PUCCINIA TARAXACI Plowr. On Taraxacum officinale, 

 Orono, 10-1898, (Ricker). 



PUCCINIA THALICTRI Chev. On Thalictrum, Portland, 

 (Fuller). Grev. 5:152. 



PUCCINIA VIOL.E (Schum.) DC. On Viola rontundifolia, 

 Bradley, 7-1890, (Harvey). On Viola blanda renifolia, Orono, 

 6-1896, (Merrill). 



ROESTELIA AURANTIACA Pk. On Amelanchier canadensis, 

 Wells, 1880, (Blake). On Amelanchier canadensis, Orono, 8- 

 1897, (Harvey). On Amelanchier canadensis, Falmouth Fore- 



53 



