444 
On Xanthium commune Britton. 
Montgomery, 1899 (Arthur); Tippecanoe, 1895 (Arthur). 
Ill. On Cyperus Engelmannii Steud. 
Newton, 1913 (Arthur & Fromme). 
On Cyperus esculentus L. 1896:220 (as C. strigosus L.) 
Tippecanoe, 1896 (Snyder). 
On Cyperus filiculmis Vahl. 1896:219 (as C. strigosus L.) 
Tippecanoe, 1896 (Snyder). 
On Cyperus strigosus L. 1893:53,'54. 1894:154, 157. 1905:181. 
1908 :94. 
Hamilton, 1905 (Wilson); Marion, 1890 (Earle); Putnam, 1893 
(Underwood); Tippecanoe, 1904 (Arthur). 
On Cyperus Schweinitzii Torr. 
Montgomery, 1893 (Underwood). 
*49. DICAEOMA CEPHALANTHE (Seym.) comb. nov. 
Aecidium Cephalanthi Seymour. 
Puccinia Seymouriana Arth. 
I. On Cephalanthus occidentalis L. 
Jasper, 1915 (Arthur). 
Il]. On Spartina Michauxiana Hitche. 
Jasper, 1913 (Arthur & Fromme); Starke, 1903 (Arthur). 
50. DICAEOMA CNICI (Mart.) Arth. 
Puccinia Cnici Mart. 
Puccinia Cirsti-lanceolati Schroet. 
Jackya Cirsii-lanceolati (Schroet.) Bub. 1898:182. 
On Cirsium lanceolatum (L.) Hill (Carduus lanceolatus L.) 1893: 
53. 1898:182. _1903:152. 
Marion, 1890 (Bolley); Marshall, 1893 (Underwood); Putnam, 
1893 (Underwood); Steuben, 1903 (Kellerman); Tippecanoe, 
1904 (Arthur). 
Previously reported in the Proceedings (1893:53; 1898:182) as 
P. flosculosorum (A. & 8.) Roehl and Dicaeoma_ flosculosorum 
(A. & S.) Mart. 
