CATALOGUE OP CANADIAN PLANTS. 517 



lighthouse, Anticosti. Mungo Park's Point and Livingstone's Point, 

 Lake Nipigon, Ont. Common at Morlej^ and westward in the Bow 

 Eiver valle^y to Canmore in the Rocky Mountains. (Macoun.) 



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Yar. Strigosa, Pursh. Very common on dry slopes from Mor- 

 ley westward up the Bow River valley to Silver City, Rocky Mountains. 



(Macoun.) Spence's Bridge, Thompson River, B.C. (Fletcher.) 



Var. glabrata, Watson. On the lower grassy slopes at Kana- 

 naskis station, and in the meadows at Silver City, Rocky Mountains. 



(Macoun.) 



(630.) P. pulchella, R. Br, ISTottingham Island, Hudson Strait. 

 (R.Bell.) 



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(632.) p. effusa, Dougl. Souris Plain, neai- Moose Mountain 

 Creek, N.W.T. (J. M. Macaun.) 



(633.) P. PiattensiS, Nutt. Moose Mountain Creek, N.W.T. 

 (J. M. Macoun.) 



(634.) P. dissecta, Pursh. Common on the higher slopes of the 

 mountains through the Rocky and Selkirk ranges, Lat. 51°. (Macoun.) 



Var. glaucophylla, Lehm. Summit of South Kootanie Pass, 

 Rocky Mountains. (Dawson.) On the summits of the Rocky and 

 Selkirk ranges from Canmore westward, Lat, 51°. (Macoun.) Tsi-tsutl 

 Mountains. B.C. (Dawson.) 



Var. rriiJltisecta, Watson. On the summit of Canmore Moun- 

 tain, Rocky Mountains ; apparently very rare. (Macoun.) 



Var. pinnatisecta, Watson. On the summits of the moun- 

 tains at the Kananaskis, and Silver City, Rocky Mountains. (Macoun.) 



(635,) P. gracilis, Dougl. On gravelly slopes and in meadows 

 from Morley to Silver City up the Bow River valley, Rocky Mountains. 

 (Macoun.) Mountain slopes, Spence's Bridge, B.C. (Fletcher.) Slopes 

 on the Chilcoten valley, B.C. (Dawson.) On hillsides near Victoria, 

 Vancouver Island. (Cowley.) 



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(636.) P. piLOSA, Willd. Roadsides, Woodstock, Ont. (Millman.) 

 On the edge of a field at Clifton, near Niagara Falls. {David F. Day.) 

 This may be the P. erecta of Mr. Day's catalogue of Buffalo plants. 



(637.) P. argentea, Linn. Roadside between Kentville and Cape 



Blomidon, N. S. (Macoun & Burgess.) Point Edward and Sarnia, 

 Ont. (J. M. Macoun.) Fort Erie, Ont. (David F. Day.) 



