118 GEOLOGICAL SURVEY OF CANADA. 



appearance. Like most plants growing in sea-sand, it is short and 

 stout. (Macoun.) North West coast. (Hooker, Fl.) 



(2538.) C. cephaloidea, Boott, 111. 123, (1858.) 

 Sandy woodland near London, Ont. (Burgess. Millman.) 



(2539.) C. cephalophora, Muhl. (1805) ; Hook., PI. II., 212. 



Not uncommon in Ontario, in grassy thickets from Belleville west- 

 ward. (Macoun.) Port Colborne, Lake Erie. (McG-ill Coll. Herb.) 

 Vicinity of Hamilton, Ont. (Logie.) Thickets, near London, Ont. 

 (Burgess. Millman.') 



Var. angustifolia, Boott. 111., 123, (1858.) 



C Leavenworthii, Dew. Sill. Journ. II., 246, (1846.) 



In abundance in rocky and grassy thickets on Pele*e Island, Lake 

 Erie. (Macoun.) 



(2540.) C. Muhlenbergii, Schk. (1806) ; Pursh, PL I., 36; Hook.,. 

 Fl. II., 212. 



Rather uncommon in grassy thickets and open woods. On a ridge 

 near Marmora Village, Hastings Co. ; Pele'e Point, Lake Erie, and Port 

 Dover Junction, near St. Thomas, Ont. (Macoun.') Meadows near- 

 London, Ont. (Burgess. Millman.) Hudson Bay. (Torrey.) 



(2541.) C. Brongniartii, Kunth. var. densa, Bailey, Carex, 

 Syn., No. 241, (1886.) 



C. anthericaides, Presl. ; Hook., Fl. II., 211. (?) 

 C. paniculata, W. Boott, Bot. Calif. II., 232, (1880.) 



Nootka Sound, Vancouver Island. (Hooker, Fl.} 



(2542.) C. leiorhyncha, C. A. Meyer, Gyp. Nov. (1830.) 



Along the Pacific coast, probably from Oregon northward. (Bailey, .} 

 Specimens referred here were gathered at Yale, British Columbia, 

 May, 1875. (Macoun.} 



(2543.) C. muricata, Linn., var. gracilis, Boott, 111., 193, (1858.) 

 C. Hookeriana, Dew. Sill. Journ. XXIX., 248, (1836) ; Hook., Fl. II., 212. 



Abundant in many parts of the prairie region, but particularly in 

 the Qu'Appello Valley and at Moose Jaw, Assiniboia. (Macoun.) 

 Carleton House, on the Saskatchewan. (Hooker, Fl.) 



