122 GEOLOGICAL SURVEY OF CANADA. 



swamp near Prescott Junction, Ont. (Billings.) Kemptville, 

 (Porter.) Cedar swamps and borders of ponds throughout central 

 Ontario, and to Lake Superior and all the northern forest region. 

 (Macoun.) Vicinity of Hamilton, Ont. (Logic.) Swampy ground, 

 Komoka, Ont. (Millman.) Swamps at London, Ont. ; and Lake of 

 the Woods. (Burgess.) York Factory, Hudson Bay ; Oba Lake, Ont. 

 (R. Bell.) Eastern summit of North Kootanie Pass, Eocky Moun- 

 tains. (Dawson.) In swamps in northern Manitoba, and north-westward 

 to Peace Eiver, lat. 56; common in swamps at Morley and westward 

 through the Bocky Mountains to Donald in the Columbia Yalley ;.. 

 northward through British Columbia to McLeod's Lake, lat. 55; 

 rare on Vancouver Island, only noted on Mount Mark, near Qualicum. 

 (Macoun.) Common in British America to the Kooky Mountains. 

 (Hooker, FL) 



t t Spikelets male at bottom. 



(2553.) C. trisperma, Dew. Sill. Journ. IX., 63, (1825) ; Hook.,, 



Fl. II., 213. 



Abundant in bogs eastward from Lake Superior. Sphagnum swamp, 

 Truro, N.S. (Macoun.) Swamps and woods, Bass Eiver ; Carleton 

 Co., N.B. (Fowler, Cat.) Tobique Lakes, N.B. (Brittain.) Swamps, 

 Cape Eosier, and Grand Vallee, Gasp6 coast ; Mount Albert, Shichshock 

 Mountains, Q. (Macoun.) Ouatchechou, and west point of Mingan 

 Eiver, Q. (St. Cyr.) Swamps, vicinity of Ottawa. (Fletcher, Fl. Ott.) 

 Common in swamps at Prescott, Ont. (Billings.) Kemptville, Ont. 

 (Porter.) Cedar swamps throughout central Ontario, and westward 

 to the country around Lake Superior and Lake Nipigon. (Macoun.) 

 Vicinity of Hamilton, Ont. (Logie.) Swamps at London, Ont. (Burgess. 

 Millman.) Cumberland House and Eocky Mountains. (Hooker, Fl.) 



(2554.) C.Lremota, Linn. Sp. PL, Ed. II., 1383, (1757.) 



Eesembles tall and lax forms of 0. canescens, but differs in the much 

 scattered spikes. Newfoundland, according to Gay, and Sitka, accord- 

 ing Flora Eossica. ^(Bailey, Carex, Syn. 145.) Sitka. (Rothr. Alask.) 



(2555.) C. tenuiflora, Wahl. (1803); Hook., Fl. II., 214. 



Swamps and peaty meadows, not common. Tobique Eiver ; Petit- 

 codiac, N.B. (Fowler, Cat.) MerBleue, near Ottawa. (Fletcher, FL Ott.) 

 Swamp, five*miles*west of Belleville, and in a cedar swamp beyond the 

 Jordan, Hastings Eoad, Ont. ; Flat Eock Portage, Lake Nipigon ; and 

 in peat bogs at Bed Eock, Port Arthnr, and Fort William, west of 

 Lake Superior, and at Otter Head, on the east coast; in wet woods,. 



