CATALOGUE OF CANADIAN PLANTS. 99 



(2478.) S. pungens, Vahl.; Gray, Man. Ed. V., 561. 



8. triqueter, Michx., Fl. L, 47. 



8. Americanus, Pers.; Pursh, Fl. L. 56. 



S. mucronatus, Vahl. ; Pursh, Fl. I., 55. 



Not uncommon in salt marshes, and on the shores of the Great Lakes ; 

 extending from the Atlantic to the Pacific. Newfoundland. (Reeks.) 

 Marshes at Sydney Mines, and Baddeck, Cape Breton. (Macoun.) Pictou, 

 N.S. (McKay.) Common in salt or brackish marshes, New Brunswick. 

 (Fowler, Cat.] Ouatechechou, Q. (St. Cyr.) Gravelly island in the St. 

 Lawrence, opposite Montreal. ( W. F. McCrea.) Along the Eideau Eiver, 

 at Ottawa. (Fletcher, Fl. Ott.) Bank of the St. Lawrence, three miles 

 west of Prescott; banks^of the Eideau Eiver, near Ottawa. (Sittings.) 

 Hog Lake, North Hastings, Ont. ; sands of Presqu'ile Point, Lake 

 Ontario ; Eiver Trent, above .Heely Falls, Northumberland Co., and 

 on Britton's Island, Gull Lake, Victoria Co., Ont. ; marsh at Chicken 

 Bay, Lake Huron. (Macoun.) Sands of Toronto Island, Lake Ontario. 

 (Millman.) Vicinity of Hamilton, Ont. (Logie.) Shallow water, 

 Parry Sound, Georgian Bay. (Burgess.) Salt marshes at Brandon, 

 and Calgary, N.W.T. (Prof. Fowler.) Borders of salt marshes, Old 

 Wives Lakes, Cypress Hills, and throughout the prairie region gener- 

 ally ; common in sandy marshes at Oak Bay, and along the coast of 

 Vancouver Island to Comox ; also in marshes at Alberni, on the west 

 coast. (Macoun.) Fort Wrangel, Alaska. (Meehan.) Missinaibi Eiver ; 

 marshes of the Saskatchewan and throughout the country to the Arc- 

 tic regions. (Hooker, Fl.) 



(2479.) S. NevadensiS, Watson, Bot. King's Exp. V., 360. 



In alkaline marshes along the north end of Old Wives Lakes, and 

 along some of the salt lakes north of the Cypress Hills. (Macoun.) 

 Chinaman's Eanche, above Spence's Bridge, B.C. (Fletcher.) 



(2480.) S. lacustris, Linn. ; Hook., Fl. II., 229 (Great Club-Eush.) 

 S. validus, Vahl.; Pursh, Fl. L, 56 ; Gray, Man. Ed. V., 562; Macoun, 

 Cat. No. 1927. 



Common in still water of rivers, and in lakes and marshes from the 

 Atlantic to the Pacific. Newfoundland. (Reeks.) Moser's Lake and Cow 

 Bay, Halifax Co., N.S. (Sommers, Cat.) Annapolis, and Yarmouth N.S. 

 (Macoun.) In still fresh water N.B. ; common. (Fowler, Cat.) Campbell- 

 ton, N.B. (Chalmers.) In marshes at Salt Lake, and Ellis Bay, Anticosti. 

 (Macoun.) Vicinity of Ottawa ; not common. (Fletcher, Fl. Ott.) 

 Kemptville, Ont. (Porter.) Common around Prescott, Ont. (Billings.) 

 St. Andrews, Q., and Port Colborne, Lake Erie. (McGrill Coll. Herb.) 

 Eivers, lakes and ponds, quite common in central and western Ontario. 



