140 GEOLOGICAL SURVEY OP CANADA. 



(640.) P. fragiformis, Willd. Hook. Fl. L, 194. 



In the Aleutian Islands. (De Candolle.) St. Paul's Island. (Har- 

 rington.') 



Var. villosa, Eegel. 



P. villosa, Pall. Hook. FL L, 194. 



From Vancouver Island to Alaska. (Watson.) Queen Charlotte 

 Islands. (Dawson.) Kotzebue Sound, Ounalashka and Sitka. (Eothr. 

 Alask.) Dundas Island, B.C. (Scouler.) 



(641.) P. maculata, Pour. 



P. Salisburgensis, Hsenke. Torr. & Gray, Fl. I., 440. 

 P. opaca, Pursh, 355, not Linn. Hook. Fl. L, 191. 



Labrador. (McGill Coll. Herb.} Greenland. (Hook. Arct. PI.) 



(642.) P. frigida, Villare. 



P. minima, Gray. Manual, 1st ed., 122. 



Mackenzie Eiver eastward to Baffin's Bay, and north to Melville and 

 other Arctic Islands; also Greenland. (Hook. Arct. PI.) 



(643.) P. emarginata, Pursh. Hook. Fl. L, 194. 



P. nana, Willd. Hook. FL L, 194. 



P. Grcenlandica, R.Br. in Ross's Voy., 142. 



P. nivea, var. concolor, Torr. & Gray, Fl. L, 441. 



On the most elevated of the Rocky Mountains. (Drummond.) La- 

 brador. (Kohlmeister.) Kotzebue Sound, and between Point Barrow 

 and Mackenzie River. (Eothr. Alask.) Greenland. (Hook. Arct. PL) 



(644.) P. gel ida, C. A. Meyer. 



P. flabellifoKa, Hook. Torr. & Gray, Fl. L, 442. 



Summit of the Cascade Range, near Hope, B.C. (Dawson.) Cascade 

 Mountains. (Lyall.) 



(645.) P. palustris, Scop. Marsh Five-Finger. 



Comarum palustre, Linn. Pursh, 156. 



Yery common in marshes and bogs from Labrador and Nova Scotia 

 to the Pacific, and north to the Arctic Sea. Sitka and Island of St. 

 Lawrence. (Rothr. Alask.) 



(646.) P. biflora, Willd. 



Barren grounds, from Lat. 64 to the shores of the Arctic Sea. 

 (Richardson.) Kotzebue Sound and Cape Lisburne. (Rothr. Alask.) 



