260 GEOLOGICAL SURVEY OF CANADA. 



N.S. (Macoun.) Spreading from ballast in several places, N.B. 

 (Fowler's Cat .) St. Stephen, KB. (Vroom) 



314. PETASITES, Tourn. (SWEET-COLTSFOOT.) 



(1214.) P. palmata, Gray. 



Nardosmia palmata, Hook. Fl. I., 308. Macoun's Cat., No. 826. 

 Tussilago palmata, Ait. Pursh Fl. II., 531. 



In cedar swamps and bogs. Swamps and shady banks of streams 

 from Newfoundland and Labrador to the Rocky Mountains and 

 north to Bear Lake, Lat. 67. (Richardson.) From Cape Breton, 

 Nova Scotia, New Brunswick, Quebec, Ontario and westward through 

 the prairie region and Eocky Mountains to British Columbia. (Macoun.) 



(1215.) P. sagittata, Gray. 



Nardosmia sagittata, Benth. Torr. & Gray Fl. II., 93. Macoun'sCat, 



No. 827. 

 Tussilago sagittata, Ait. Pursh Fl. II., 332. 



Very abundant in swamps at Emerson and Totogon, Manitoba, and 

 westward in boggy places to the Rocky Mountains, and throughout 

 northern British Columbia. (Macoun & Dawson.) Hudson Bay to the 

 swamps in the Rocky Mountains. (Drummond.) From Lake Superior (?) 

 in Lat. 48 to Fort Franklin in Lat. 66. (Richardson.} Abundant on 

 dry clay banks, from Lytton to Spence's Bridge, B.C. (Fletcher.) 



(1216.) P. frigida, Fries. 



Nardosmia corymbosa, Hook. Fl. I., 308. Macoun's Cat., No. 828. 

 Nardosmia frigida, Hook. Fl. I., 307. 

 Tussilago frigida, Linn. Pursh Fl. II., 531. 



From Lake Winnipeg in Lat. 52 to Fort Franklin in Lat. 66. 

 (Richardson.) Arctic America from Melville Island to Kotzebue 

 Sound, and south to Fort Norman, in about Lat. 65. (Torr. & Gray.) 

 Ounalashka, Norton Sound and the northern coast of Alaska. (Rothr. 

 Alasli.) Arctic coast and west to the Aleutian Islands. (Gray.) 



315. ARNICA, Linn. (ARNICA.) 



(1217.) A. cordifolia, Hook. 



Alpine woods of the Rocky Mountains, on the east side. (Drummond.) 

 South Kootanie Pass, 49th parallel ; western summit of the North 

 Kootanie Pass ; Flat Head River, B.C. (Dawson.) Bow River Pass ; 



