\ 



512 BOTANICAL GAZETTE [june 



89. R. canadensis L. not A. Gray (R. Millspaughi Britton). 

 Vermont: Stratton, August 7, 1894, A. J. Grout F30 (reported in 

 N. Am. Flora 7:181 under R. vermontanus) ; New York: sphag- 

 num swamps at Junius, September 16, 1904, Jackson and Whetzel; 

 Old Forge, August 25, 1913, L. O. Kunkel; Freeville, September 23, 

 1902, C. H. Kauffman; Malloryville, August 19, 1904, H. S. 



• 



Jackson; 



Mountains 



B. M. Duggar; Maine: Isle au Haut, September 10, 1899, /. C. 

 Arthur; Michigan: Neebish Isle, August 25, 1899, E. T. and S. A. 

 Harper; Wisconsin: Price County, September 17 and 22, 191 1, 

 J. J. Davis; West Virginia: Cheat Bridge, August 18, 1906, 

 John L. Sheldon 2433. 



91. R. Randii (Bailey) Rydb.— Nova Scotia: Pictou, August i, 

 1908, W. P. Fraser (accompanied with aecia). 



Distribution: From a southern boundary beginning in the 

 vicinity of Boston, Massachusetts, diverging gradually to about 100 

 miles from the coast as far as central Maryland, then westward to 

 central Illinois on the Mississippi River, and northward into 



Quebec 



coast as far 



from 



Mount 



Behring Sea into Asia. In the eastern hemisphere it occurs 



of central Europe. 



mountains 



in the toregoing lists of hosts and localities all the specimens 

 now in the Arthur Herbarium have been entered. This has been 

 done for three principal reasons. It will enable any person having 



made 



both 



will 



this 



moreover 



sim 



» will lead to many germination tests. Such tests are very 



The spores are dusted on the surface of water, and at 



of 12-48 hours examined under the microscope to see if 



germ tube be long and hyphoid, or short and septate with 



formation 



m 







