172 GEOLOGICAL SrUVEY OF CANADA. 



(2682.) C. Tuckermani, Boott, Hook., Journ. Bot. V., 13, (1846.) 



a buUata, Dew. Sill. Jonrn. IX., 71, (1825); Hook., Fl. II., 221. 

 C. Tuckermani, var. cylindrica, Dew. Sill. Journ. XLIV., 48, (1845.) 

 C. cylindrica, Carey, Gray, Man. 566, (1848.) 



Eather common in somo localities growin<T in large clumps, mostly 

 in watoi'. Newfoundland. (Reeks.') Wet bank of Bass Eiver, Kent 

 ■Co., KB. (Fowler, Cat.) Nun's Island, Montreal. (0. F. McCrea.) 

 Nation Eiver, and plentiful in all low grounds near Ottawa. (Fletcher, 

 FL Ott ) "Wet ground, Prescott, Ont. (Billings.) Abundant in wet 

 «pots around Belleville, and westward in central Ontario ; Port Dover 

 Junction, and near St. Thomas, Elgin Co., Ont. (Macoun.) Swamps 

 near London, Ont. (Burgess. Millman.) Yicinity of Hamilton, Ont. 

 (Logie.) Poj-t Colborne, Lake Erie. (McGill Coll. Serb.) Canada to 

 Norway House. (Hooker, Fl.) 



<2683.) C. retrorsa, Schweinitz, An. Tab. (1823.) 

 C. reversa, Sprengl. Syst. Veg. III., 827. 

 Marshy places and by ditches ; rather common. Marshes at Truro, 

 and Annapolis, N.S. (Macoun.) Common in wet places at Bass Eiver. 

 Kent Co., N.B. (Fowler, Cat.) Campbellton, N.B. (Chalmers.) Eivi^re 

 du Loup, Q. (Pickering.) Eecollet Swamp, near Montreal. (0. F. 

 McCrea.) Sugar Bush, and Bevin's lakes, Montcalm Co., Q. (D' Urban.) 

 Vicinity of Ottawa. (Fletcher, FL Ott.) Very common at Prescott, 

 Ont. (Billings.) Very abundant throughout central Ontario, and 

 westward to Owen Sound, and north-westerly to Lake Nipigon and 

 south to Port Arthur and Fort William, Lake Superior. (Macoun.) 

 Vicinity of Hamilton, Ont. (Logie.) Swampy flat, London, Ont. 

 {Burgess. Millman.) Oba Lake, Ont, (B. Bdl.) Apparently quite 

 rare in the Eocky Mountains, only noticed at Donald, Columbia Valley. 

 (Macoun.) Saskatchewan. (Bourgeau.) Cumberland House to the Eocky 

 Mountains. (Hooker, Fl.) Lake of the Woods, and Winnipeg Eiver. 

 ■{Bichardson.) 



Var. Hartii, Gray, Man. Ed. V., 600, (1868.) 



C. Hartii, and var. Bradleyii, Dew. Sill. Journ. 2d. Ser. XLL, 226, (1886) 

 C. Macounii, Dew. Sill. Journ. XLI., 2d. Ser. 228, (1866.) 

 Abundant in ponds at Stirling, Hastings Co. ; and in Tudor, and 

 Marmora, North Hastings ; also on F. Macoun's farm, Seymour, Nor- 

 thumberland Co., Ont., 1864. 1 agree with Prof. Bailey in placing 

 this under var. Hartii, Gray, where I believe it properly belongs. 

 Prof. Dewey thought it might be new, but suggested C. Hartii as its 

 next of kin. 



