324 GEOLOGICAL SURVEY OF CANADA. 



(1493.) C. Oregana, Engelm. 



Southern boundary of British Columbia, Lat. 49. (Lyall.) 



(1494.) C. afflniS, Griseb. 



From Carlton to Edmonton along the Saskatchewan. (Drummond.) 

 Valleys of the Eocky Mountains. (Douglas.') Common on the western 

 part of the prairie region, and passing into the next to the eastward. 

 (Macoun.) Near White Mud Eiver, and west of the Souris in the 

 Missouri Coteau, 49th parallel ; slopes of the South Kootanie Pass and 

 North Fork of Old Man Kiver, Eocky Mountains. (Dawson.) 



(1495.) C. puberula, Michx. 



This species is genei-ally confounded with the preceding, but a careful 

 examination of all specimens from east of the 110th meridian, places 

 them under this species. Our most westerly specimens are from 100 

 miles south of Battleford. (Macoun.) Prairie west of Eed Eiver. 

 (Dawson.) On the Coteau de Missouri, 49th parallel. (Burgess.) 



1496.) C. saponaria, Linn. 



Moist woods, western Ontario. (Gray.) Fort Erie, Ont. (David 

 F. Day.) 



(1497.) C. Andrews!!, Griseb. 



Moist ground along rivers and brooks. Vicinity of Quebec ; also, 

 Island of Orleans. (Thomas.) St. Andrews and Gloucester, Q. 

 (McGill Coll. Herb.) Common on sand by the side of the Eiver Eouge, 

 and shores of lakes and swamps, Ottawa Co., Q. (D' Urban.) Near St. 

 Louis dam and several other places near Ottawa. (FletcJier Fl. Ott.) 

 Low banks of the Nation Eiver at the crossing of the St. Lawrence 

 Eailway; also, banks of the Eideau near Kemptville, Ont. (Billings.) 

 Low grounds along the Salmon Eiver at Shannonville, near the Eail- 

 way Bridge ; banks of the Trent at Campbellford ; and along the 

 Grand Trunk at Colborne, Ont. (Macoun.) Vicinity of Hamilton, 

 Ont. Kingston, Chippewa and Maiden, Ont. (Maclagan.) Fort Erie, 

 Ont. (David F. Day.) Borders of English's Creek, near London, 

 Ont. Low ground, Humber Flats, near Toronto. (Fowler.) Abundant 

 at Current Eiver, Thunder Bay, near Port Arthur. (Macoun.) 



(1498.) C. alba, Muhl. 



G. ocliroleuca, Froel. Hook. Fl. II., 56. 



Low grounds and meadows, western Ontario to Lake Superior. 

 (Gray.) Maiden, Ont. (Maclagan.) Border of a field near Fort 



