442 



referred to as occurring on Xanthium canadenst Mill, and X. 

 slrumarivm L. The exact identity of the hosl can not now be 

 determined and the collections so referred are Inn- placed under 

 X. penn8ylvanicum and A', americanum respectively. 



41. DICAEOMA(?) ALETRIDIS {B. & C.) Kuntze. 



Puccinia Aletridis B. & C. 

 On Aletris farinosa L. 1903:146. 

 Lake, 1884 (Hill). 



42. DICAEOMA ANDROPOGONIS {Schw.) Kuntze. 



Aecidium Penstemonis Schw. 

 Puccinia Andropogi Schw. 

 I. On Penstemon hirsutus (L.) Willd. 1896:217. 1908:90. 



Tippecanoe, 1896 (Stuart in Arth. & Holw. Ured. Exsicc. et 

 Icones, 39a). 

 III. On Andropogon fureatus Muhl. 1896:219. 

 Tippecanoe, 1896 ( Stuart. Snyder). 

 On Schizaehyrium seoparium (Michx.) Xash (Andropogon sco- 

 ■parius Michx.) 1896:219. 

 Tippecanoe, 1896 (Snyder in Arth. & Holw. Ured. Excicc. et 

 Icones, 39f); 1898 (Stuart in Arth. & Holw. Ured. Exsicc. et 

 Icones, 39e). 



43. DICAEOMA ANGUSTATUM (Ph.) Kuntze. 



Puccinia angustata Peck. 

 Aecidium Lycopi Gerard. 

 I. On Lycopus americanus Muhl. (L. sinuatus Ell.) 1893:50. 

 1898:189; 1908:91. 

 Jasper, 1903 (Arthur); Tippecanoe, 1898 (Snyder); Vigo. 1893 

 (Underwood). 

 On Lycopus uniflorus Michx. 



Jasper, 1903 (Arthur); Tippecanoe, 1908 (Johnson). 

 III. On Seirpus atrovirens Muhl. 1893:52. 1896:219. 1905:181. 

 Hamilton, 1905 (Wilson): Jefferson, 1914 (Demareej; Johnson, 

 1890 (Fisher) ; Putnam, 1891 (Underwood); Owen. 1911 (Pipal); 

 Tippecanoe, 1889 (Bolley); 1896 (Snyder). 



