CATALOGUE OP CANADIAN PLANTS. 305 



(1413.) P. rotundifolia, Linn. Eound-leaved Wintergreen. 



Sandy or dry woods, in swamps or On mountain tops from the 

 Atlantic to the Pacific and northwai-d to the Arctic regions, under its 

 various varieties. Greenland. {Hook. Arct. 



Yar. incarnata, DC. 



Flowers from flesh color to rose purple ; calyx lobes triangular-lanceo- 

 late. Cold woods and bogs, northern New England to the Aleutian 

 Islands. (Gray.} Throughout Canada to Bear Lake. (Richardson.} 

 From Hudson Bay to the Eocky Mountains. (Drummond.} Dalhousie 

 and Pictou, N.S. (McKay.} Occurs near Fredericton, N.B. (Prof. 

 Bailey.) Near Edmunton, N.B. (Hay.} Vicinity of Ottawa. (Fletcher 

 Ft. Ott.} 



Var. asarifolia, Hook. Fl. II., 46. 



Pyrola asarifolia, Michx. Fl. I., 251 ; Pursh Fl. I., 299. 



Leaves round-reniform, orbicular-subcordate, or inclined to oblate- 

 orbicular : scape slender. Not uncommon, northward and westward 

 to the Eocky Mountains. (Gray.} Not rare in New Brunswick. 

 (Fowler's Cat.} Vicinity of Ottawa. (Fletcher Fl. Ott.} Dawson 

 Eoad west of Lake Superior. (Burgess.} Common in thickets 

 throughout the North-west to the base of the Eocky Mountains. 

 (Macou?i.} From Hudson Bay to the Eocky Mountains. (Drummond.} 

 Northward to Bear Lake. (Richardson.} 



Var. uliginosa, Gray. 



Leaves from subcordate to oblate, generally dull. Flowers rose- 

 colored or purple. Calyx lobes shorter than preceding, usually broadly 

 ovate, sometimes obtuse. Cold bogs, northward, nearly across the 

 continent. (Gray.} Andover, N.B. (Hay.} Peat bogs at Belleville 

 and north-westerly to the Eocky Mountains in the Bow Eiver Pass. 

 (Macoun.} Michell Creek, Crow Nest Pass, Eocky Mountains ; also, 

 Qualcho Lake, B.C. (Dawson.} Cariboo Mountains, B.C. (Cowley.} 



Var. bracteata, Gray. 



Pyrola bracteata, Hook. Fl. II., 47. 



Coniferous woods, British Columbia. (Gray.) North-west Coast. 

 (Scouler.} Small prairie in cedar bush on Wigwam Eiver, Eocky 

 Mountains, B.C. (Dawson.} 



Var. pumila, Hook. 



From Labrador to the Mackenzie Eiver, along the Arctic coast. 

 (Gray.} 



