35t) OEOLOOICAL SURVEY oF CANADA. 



T\iviM- I'jiss oil inoimtaiii slopes. (Mdcoun.) Koi-t SoIl<ii'k, Youcon 

 Kivor, Lat. (;2" 4.')'. {Sr/nmtha.) 



Vni-. Cceruleo-purpureus, Gray. 



J', pmci ru.-f, IKuiL'l. lldnk. I'l. IT., I'T. 

 /'. Tolmiri, llook. Tl. 11., !)S. 



riaiiis of till.' Saskatchewan to the IJoel<y Moiiiilaiiis. {Richardson 

 tf- Drummond.) Trader's lload, ami at Wood ]\Iouiitain, 4yth parallel ; 

 Milk Kiver Ixidge and westward up the Old .Man Rivci- within the 

 Rooky .Mountains. (Dawson.) Frequent on the grass}^ slopes of 

 coulees and depressions in the prairie from Brandon westward to the 

 Rocky Mountains and northward fi"om Calgary by Edmonton, the 

 Athabasca River and Peace River ])rairie to Lat. 56° ; very abundant 

 in northern British Columbia, and common (mi tlie Fraser and Thomp- 

 son rivers. (Macoun.) Along Ilgaeho Brook and on the Tsi-tsutl 

 Mountains, B.C. (Dawson.) 



(1645.) P. humilis, Xutt. 

 In the Rocky Mountains near the British boundary. (Gray.) 



(1646.) P. gracilis, Nutt. 



Red River and Saskatchewan. (Richardson d^ Drummond.) Frequent 

 on dry hillsides throughout Manitoba and the western praii-ie region. 

 (Maccnm.) West of Moose Mountain Creek on dry soil, and plentiful 

 north of Cypress Hills. (J. JI. Macoun, C. P. R. Coll.) On the 49th 

 parallel near Emerson, Man. (Burgess.) 



(1647.) P. pubescens, Solander, 



On dry, gravelly or sandy soil apparently contined to Ontario. 

 Vicinit}- of Ottawa. (Fletcher Fl. Ott.) Burnt lands in Huntley 

 Township, Carleton Co., and at the Fourth Chute of the Bonnechere, 

 Renfrew Co., Ont. (Rev. J. K. McMorhie.) Abundant in the counties 

 of Hastings and Northumberland, Ont. (Macoun.) Waterdown Road, 

 Burlington Heights, Hamilton, Ont. (Doyle.) Niagara Rivej-, Navy 

 Island and Maiden, Ont. (Maclagan.) Vicinity of London, and on 

 Point Pelee, Lake Erie. (Burgess.) Port Colborne, entrance to 

 Welland Canal, Ont. (David F. Day.) Strathroy, Ont. (McGill Coll. 

 Herb.) Lake of the Woods. (Daicson.) 



(1648.) P. glaucus, Gi-aham. 



Rocky Mountains between Lat. 52-56". (Drummond.) Summit of 

 the South Kootanie Pass, Lat. 49", Rocky Mountains. (Dawson.) Fort 

 Selkirk, Youcon River, Lat. 62° 45'. (Schioatka.) On the Lower 

 Mackenzie River. (McGill Coll. Herb.) 



