Sheldon: EXTENSIONS OF PLANT ranges. 585 



Carex umbellata Schk. Riedgr. Nachtr. 75. fig. 171. 



1806. 

 Not previously reported from Minnesota. ' 

 Collected at Two Harbors, Minn. (E. P. 8., June, 1893). 



Carex varia Muhl. Wahl. Kongl. Acad. Handl. II. 

 24:159. 1803. 

 Heretofore the only recorded occurrence of this species has 

 been the questionable one of "Lapham, Minn." 



Collected at Encampment, Lake county, Minn. (E. P. S., 

 June, 1893). 



Allium reticulum Don. Mem. Wern. Soc. 6: 36. 1826-31. 



Not previously reported from Minnesota, although collected 

 in the Red river valley in North Dakota (Scott). 



Collected at Pipestone, Minn. (Max Menzel, May, 1895); and 

 at Madison, Minn. (Lycurgus R. Moyer, May, 1894). 



Salix cordata X Candida. 



An evident hybrid between these two species was found on 

 the side of Buck hill. Dakota county, Minn. (E. P. S.. June, 

 1894). 



This hybrid has the whitened pubescence on the under sur- 

 face of the leaves and the pink-tinted styles of Salix Candida 

 Fluegge., but it grows to a height of three or four feet and 

 has the general aspect and shape of leaves of the narrow- 

 leaved forms of Salix cordata Muhl. 



Polygonum exsertum Small. Bull. Torr. Club. 21:172. 

 1894. 



Not previously reported from Minnesota. 

 Collected at St. Anthony Park, Minn. (Dr. Otto Lugger, Au- 

 gust, 1893). 



Polygonum littorale Link. Schrad. Journ. Bot. 1:254. 

 1799. 



Not previously reported from Minnesota. 

 Collected at St. Anthony Park, Minn. (Dr. Otto Lugger. Au- 

 gust. 1893). 



(1) Reported also by J. M. Holzlnger in "Determination of Plants Collected by 

 Dr. J. H. Sandberg in Northern Minnesota During 1891," supra, p. 531. 



