CATALOGUE OP CANADIAN PLANTS. 375 



Shallow water of a small lake near Eichibucto, Kent Co., N.B. 

 (Fowler's Cat.} Little Eocher, Albert Co., N,B. (Brittain.) 



(1730.) U. inflate, Walt. 



U. ceratophylla, Michx. Pursh Fl. L, 15. 

 Floating in still water in Lower Canada. (Pursh.) 



(1731.) U. vulgaris, Linn. Var. Americana, Gray. 



Abundant in ditches and slow streams and lakes from the coast of the 

 Atlantic to the Pacific and far northward. Above all other carnivo- 

 rous plants this species has attained an unenviable notoriety by its 

 successful trapping, of very young fish, in the small utricles so 

 plentifully scattered over its floating stems. 



(1732.) U. minor, Linn. 



U. setacea, Michx. Hook. Fl. II., 118. 



U. subulata, Pursh, Fl. I., 15, Canadian habitat. 



Canada. (Pursh.) Barren specimens, apparently of this species, 

 were gathered by Mr. Drummond near the Saskatchewan. (Hooker.) 

 Shallow still waters. Canada to the Saskatchewan and west to British 

 Columbia. (Gray.) Greenland. (Hook. Arct. PL) Drummond's 

 specimens were very likely U. intermedia. 



(1733.) U. gibba, Linn. 



U. minor, Torr. Fl. N.Y. II., 21, not Linn. 



Shallow water on mud at the easteru,end of Partridge Lake, Anglesea 

 township, Addington Co., Ont. (Macoun.) 



(1734.) U. intermedia, Hayne. 



Abundant in shallow water creeping over the soft mud. Newfound- 

 land. (Gray.) Wet places in peat bogs, Anticosti ; peat bog near 

 North Sydney, and at Louisburg, Cape Breton ; bogs along the Gaspd 

 coast. (Macoun.) St. Patrick, Charlotte Co., N.B. ( Vroom.) Otty's 

 Lake, near Hampton, N.B. .(Brittain.) Vicinity of Ottawa. (Fletcher 

 Fl. Ott.) Vicinity of London, Ont. (Burgess.) Vicinity of Hamilton, 

 Ont. (Buchan.) In a small marsh near Picton, Prince Edward Co. ; 

 beaver meadows, North Hastings, Peterboro' and Victoria counties, 

 Ont. ; marshes at Chicken Bay, Lake Huron ; marshes at the mouth of 

 the Kaministiquia, along the north shore of Lake Superior and around 

 Lake Nipigon ; also in marshes along the base of the Porcupine Moun- 

 tain, Man. (Macoun.) Lake Huron. (Dr. Todd.) Lake Winnipeg 

 to Bear Lake. (Richardson.) Near the Eocky Mountains. (Drummond.) 



