CATALOaiTE OF CANADIAN PLANTS. 99 



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



S. triqueter, Michx., Fl. I., 47. 



iS. Ammcamis, Pers. ; Pursh, Fl. I., 56. 



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

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

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

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

 N.S. {McKay.) Common in salt or hrackish marshes. New Brunswick. 

 {Fowler, Cat.) Ouatechechou, Q. (St. Oyr.) Gravelly island in the St. 

 Lawrence, opposite Montreal. {W. F. McCrea.) Along the EideauEiver, 

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

 west of Prescott; banks of the Eideau Eiver, near Ottawa. {Billings.) 

 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. {Logic.) 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,\ah\.; Pursh, Fl. I., 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. (Beeks.) Moser's Lake and Cow 

 Bay, Halifax Co., N.S. {Sommers, Oat.) Annapolis, and Yarmouth N.S. 

 {Macoun.) In still fresh water N.B. ; common. {Fowler, Gat.) 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. {McQill Coll. Serb.) 

 Elvers, lakes and ponds, quite common in central and western Ontai-io. 



