MELAMPSORA POPULINA (Jacq.) Lev. Oq Populus tremu- 

 loides, Orono, 9-1897, (Merrill). On Populus monilifera ; 

 Orono, 9-1898, (Ricker). 



MELAMPSORA VITELLINAE (DC.) Thum. On Salix lucida, 

 Orono, 10-1900, (Ricker). 



PHRAGMIDIUM POTENTILLS (Pers.) Karst. On Potentilla 

 canadensis, Orono, 5-1898. (Ricker). On Potentilla canaden- 

 sis, Westbrook, 6-1900, (Ricker). 



PHRAGMIDIUM RUBI-IDAEI (DC.) Karst. On Rubus, West- 

 brook, (Bolles). Proc. Port. Soc. Xat. Hist. I 1185. 



PHRAGMIDIUM SUBCORTICIUM (Schrank.) Wint. On Rosa, 

 Westbrook, (Bolles). Proc. Port. Soc. Nat. Hist, i 1181. 



PUCCINIA ANEMONES-VIRGINIANS Schw. On Anemone 

 virginiana, Cumberland, (Blake). 



PUCCINIA ANGUSTATA Pk. On Scirpus eriophorum, Orono, 

 9-1895, (Harvey). Det. Arth. On Scirpus eriophorum, West- 

 brook, 8-1899, (Ricker). 



PUCCINIA ARENARIJE (Schum.) Schroet. Portland, (Ful- 

 ler). Grev. 5 1152. 



PUCCINIA ASPARAGI DC. On Asparagus officinalis, Orono, 

 7-1898, (Harvey). 



PUCCINIA ASTERIS Duby. On Aster, Harrison, 8-1859, 

 (Blake). On Aster macrophylla, Jackman, 8-1895, (Harvey). 

 On Aster macrophylla, Westbrook, 7-1898, (Ricker). 



PUCCINIA CARICIS (Schum.) Reb. On Carex retrorsa, 

 Orono, 10-1895, (Harvey). On Carex rostrata, Orono, 10- 

 1895, (Harvey). On Carex crinita, Westbrook, 8-1899, 

 (Ricker). On Carex bromoides, Orono, 10-1899, (Harvey). 



PUCCINIA CTRCAE^E Pers. On Circaea alpina, Cumberland, 

 8-1857, (Blake). On Circaea lutetiana, Ea. Auburn, 7-1896, 

 (Merrill). On Circaea lutetiana, Sebago Lake, 7-1898, 

 (Ricker). 



PUCCINIA CLINTONII Pk. On Pedicularis canadensis, Basin 

 Mills, 5-1898, (Merrill). 



"PUCCINIA CORONATA Cda. On Rhamnus, Maine, Proc. Port. 

 Soc. Nat. Hist, i :i8o. 



PUCCINIA GRAMINIS Pers. On Berberis vulgaris, Cumber- 

 land, (Blake). On Triticum sativum, Westbrook, 9-1899, 

 (Ricker). 



52 



