100 GEOLOGICAL SURVEY OF CANADA. 



(Macoun.) Vicinity of Hamilton. (Logie.) In water at London, Out, 

 (Burgess. Millman.) North shore of Lake Superior. ' (Agassiz.) Lake 

 Nipigon; and Kaministiqua Eiver, Thunder Bay, Lake Superior. 

 (Macoun.) Lake of the "Woods, and Roseau Eiver, Man. (Burgess.) 

 Lake Mistassini, N.E.T. ; " G-rassy Narrows," Lake Winnipeg ; Beren's 

 River and down the Severn River, Keewatin. (J. M. Macoun) Michi- 

 picotin River, Ont. ; Nelson River, Keewatin. (E. Bell") Moose Factory, 

 James Bay. (Cottar & Dr. Hayden.) Winnipeg and North-west Angle 

 Road ; also Trader's Road, Man. (Dawson.) Occasionally in ponds, but 

 particularly at Rush Lake, in the prairie region, extending north to the 

 Peace River ; Bow River, at the Kananaskis, Rocky Mountains, and in 

 the Columbia Valley, between Golden City and Donald ; not uncommon 

 on the borders of lakes, Vancouver Island. (Macoun.) British America, 

 as far north as lat. 57; marshes of the Rocky Mountains. (Hooker, Fl.) 



Var. occidental is, Watson, Bot. Calif. II., 218. 

 Kootanie Valley, Rocky Mountains, 1883. (Dawson.) 



(2481.) S. maritimus, Linn. ; Hook., PI. II., 230, (Sea Club-Rush.) 

 S. maritimus, /?. macrostachyos, Michx., Fl. I., 32, in part. 

 S. robustus, Pursh, Fl. I., 56, in part. 



Salt marshes on the coasts of the Atlantic and Pacific oceans, 

 and borders of salt lakes in the prairie region. Salt marshes at 

 Truro, and Yarmouth, N.S. (Macoun.) Common in salt marshes, N.B. 

 (Fowler, Gat.) Salt Lake, Anticosti. (Macoun.) Saguenay River ; 

 Riviere du Loup, Q. (Burgess.) Saline lake near Turtle Mountain, 

 Man. (Dawson.) Marshes at the File Hills, Man., and along Thunder 

 Creek, and Old Wives Lakes, Assiniboia; very abundant in salt 

 marshes at Qualicum, and Nanaimo ; also at Alberni, on the west coast, 

 Vancouver Island. (Macoun.) Salt marshes of the Saskatchewan. 

 (Hooker, FL) 



(2482.) S. fluviatilis, Gray. (River Club-Rush.) 



S. maritimus, var. (?) ftuviatilis, Torr. Bot. N. York, II., 354. 

 S. robustus, Pursh, Fl. I., 56, in part. 



Rather uncommon in ri^er and lake marshes. L'Ange Gardien, and 

 Templeton ; Pointe Aux Trembles, Hochelago Co., Q. (Ami.) Marsh 

 along the Rideau River, at the railway bridge, Ottawa. (Fletcher, FL 

 Ott.) River St. Lawrence, at Prescott. (Billings.) River Trent, at the 

 terminus of the Marmora railway, and at the "Narrows" above that 

 point; Gull River, above Cameron Lake, Victoria Co., Ont. (Macoun.) 

 Vicinity of Hamilton, Ont. (Logie.) Swampy marsh, Kingston, Ont. 

 (Millman.) Port Colborne, Lake Brie. (McG-ill Coll. Herb.) Shallow 



