435 



iSafacina Lev., M. farinosa (Pers.) Schroet. and M. Salicis-cupreae 

 (Pers.) Wint., all of which apply to European species. 



13. MELAMPSORA MEDUSAE Thvm. 1908:89. 



On Populus balsamifera L. 1893:51. 



Montgomery, 1890 (Fisher). 

 On Populus deltoides Marsh. (P. monilij 'era Ait.) 1X93:51. 1896: 

 218. 1905:180. 

 Hamilton, 1905 (Wilson); Johnson, 1890 (Fisher); Marion, 1905 

 (Wilson); Montgomery, 1893 (Olive); Putnam, 1891 (Under- 

 wood); Tippecanoe, 1914 (Ludwig, in Barth. Fungi Col. 4737 

 and in Barth. N.Am. Ured. 1122); 1888 (Bolley), 1896 (Snyder); 

 Warren, 1909 (Kern & Johnson). 

 . On Populus grandidentata Michx. 1893:51. 



Montgomery, 1890 (Fisher); Putnam, 1890 (Underwood). 

 On Populus tremuloides Michx. 1893:51. 1898:188. 

 Marshall, 1893 (Underwood); Noble, 1897 (King). 



This species has occasionally been erroneously referred in the 

 Proceedings to M. populina (Jacq.) Lev., a European species. 



14. MELAMPSORIDIUM BETULAE (Schum.) Arth. 



Melampsoi-idium betulinum (Pers.) Kleb. 

 On Betula lutea Michx. 1903:143. 1908:89. 

 Steuben, 1903 (Kellerman). 



15. PUCC1NIASTRUM AGRIMONIAE (Schw.) Tranz. 



Caeuma Agrimoniae Schw. 

 On Agrimonia hirsuta (Muhl.) Bickn. (A. Eupatoria Am. Auct.) 

 1893:50. 

 Montgomery (Rose); Owen, 1893 (Underwood); Putnam, 1891 

 (Underwood); 1907 (Wilson). 

 On Agrimonia mollis (T. & G.) Britton. 1893:50. 1896:218. 

 1905:180. 

 Delaware, 1915 (Jackson); Hamilton, 1905 (Wilson); Johnson, 

 1890 (Fisher); Orange, 1915 (Jackson); Tippecanoe, 1896 

 (Snyder). 



