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 northward to the Arctic regions, under its 

 various varieties. Greenland. {Hook. Arct. PL) 



Var. incarnata, DC. 



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

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

 Islands. (Grai/.) Throughout Canada to Bear Lake. {Richardson.) 

 From Hudson Bay to the Rocky Mountains. (Drummond.) Daihousie 

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

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

 Fl. Ott.) 



Var. asarifolla, Hook. Fl. II., 46. 



Fyrola asarifolla, 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. 

 {Macouji.) 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.) 

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