112 GEOLOGICAL SURVEY OF CANADA. 



(Macoun.) Low grounds around Prescott, Ont. (Billings.') Vicinity 

 of Hamilton, Ont. (Logic.} Swamps, London, Ont. (Burgess. Millman.) 

 Owen Sound, Ont. ; common around Lake Superior and up the Nipigon 

 River; swamps at Port Arthur, and westward through the forest coun- 

 try and prairie to Brandon, Man. (Macoun.) Michipicotin River, Ont. 

 (R. Bell} Lake Mistassini, N.E.T. (J. M. Macoun.) Common in 

 swamps and bogs from Morley westward through the Rocky Moun- 

 tains, to the summit of the Selkirk Mountains, B.C. ; boggy places at 

 Nanaimo and on Mount Mark, Vancouver Island. '(Macoun.} Swamp 

 near Victoria, Vancouver Island. (Fletcher.} Hudson Bay to Norway 

 House, north of Lake Winnipeg. (Hooker, Fl} 



(2518.) C. scirpoidea, Michx., Fl. L, 1*71, (1803); Pursh, Fl. I.,. 

 34; Hook., Fl. II., 208. 



C. Michauxii, Schwein. An. Tab. L, 64, (1823.) 



C. Wormskioldiana, Schwein. & Torr. I., 294, (1824.) 



C. scirpina, Tuckerman, Enum. Meth. 8, (1843.) 



Cold boggy places or mountain summits. Summit of Mount Albert,. 

 Shickshock Mountains, Gaspe", Q. (Porter.} Bog at Sydney Mine, 

 Cape Breton ; Salt Lake, and Jupiter River, Anticosti ; Red, and Chicken 

 bays, Lake Huron, Ont. (Macoun.) Swamp between Badger Creek 

 and Turtle Mountain, Man. (Dawson. Burgess.} Severn Lake, Kee- 

 watin ; Souris Plain, Man. (J. M. Macoun.} Griswold, Man. (Bur- 

 man.} Not uncommon on the prairies, from Brandon north-westward 

 to Edmonton ; abundant in boggy meadows, from Morley westward 

 through the Rocky, and Selkirk mountains, B.C. ; summit of Mount 

 Arrowsmith, alt. 5,500 feet, Vancouver Island. (Macoun.} Fort Nor- 

 man, Mackenzie River; Rocky Mountains. (Hooker, FL} Arctic 

 sea-coast; (Richardson.) Greenland. (Lange.} 



(2519.) C. obtusata, Liljeblad, Kongl. Acad. Handl. (1793) ; Hook., 

 Fl. II., 209. 



C. affiriis, R. Br. Rich. App. Frankl. Narr., 763, (1823) ; Hook., Fl. 



II., 209. 



C. Backiana, Dew. Sill. Journ. XXIX., 250, (1836.) 

 C. obesa, var. monostachya, Boeckeler, Linnsea XLL, 185- 



Abundant in the prairie region on gravelly slopes, and amongst the 

 foot-hills. Newfoundland. (Reeks.) Near Moose Mountain Creek, 

 Souris Plain, Assiniboia, (J. M. Macoun.) Fort Qu'Appelle, Assini- 

 boia. (Fletcher.) Quite common on dry slopes, from Portage la 

 Prairie westward to the Rocky Mountains, and northward throughout 

 the Saskatchewan region ; on dry gravelly slopes in the foot-hills at 

 Morley, and westward to Canmore, in the Rocky Mountains ; Bridge 



