1907] Botanical Notes. 159 



Our Canadian specimens of this species are all from the 

 Atlantic coasts. Cape Chidley, Hudson Strait; Nain and Ford's 

 Harbour, Labrador. (Dr. R. Bell). Port Burwell, Hudson 

 Strait. (Dr. L. E. Borden). Battle Harbour, Labrador. (Rev. 

 A. Waghorne). Nachvak, Labrador. (A. P. Low). Near mouth 

 of Ungava River. (W. Spreadhorough). Baddeck Falls, Cape 

 Breton Island. (John Macoiin). St. John Co., N.B. (Prof. 

 Fowler). Magagnadavie River, N.B. (J. Vroom). Flowers 

 yellowish-green . 



Rhodiola Alaskana, Rose. 



Dawson Harbour, Queen Charlotte Islands. (Dr. G. F. 

 Newcombe). Leaves very pale and thin. Only Canadian record. 



Rhodiola integrifolia, Raf. 



Sedum Rhodiola, Cat. Can. Plants, vol. I, p. 165 and 528 

 in part. 



5. jrigidum, Contr. Can. Bot. Pt. XVI. 



On manv of the high mountains in British Columbia. Our 

 Rocky Mountain specimens are from Sheep Mountain, Waterton 

 Lake; Moose Mountain, Elbow River; Cascade Mountain, 

 Banfif; Bow River Pass; Saddle Mountain, Banff. (John 

 Macoun). Kananaskis. (Dr. G. M. Dawson). Specimens from 

 west of the Rockies are from Old Glory Mountain near Rossland, 

 and Tami Hy Mountain, Chilliwack Valley. (/. M. Macoun). 

 Ilgachug Mountains. (Dr. G. M. Dawson). Flowers purple or 

 purplish. 



Tillaeastrum aquaticum (L.) Britton. 



Centunculus minimus, Cat. Can. Plants, vol. II, p. 340 in 

 part. 



Tillcea simplex, Contr. Can. Bot. Pt. V. 



T. Vaillantii, Contr, Can. Bot. Pt. XVI in part. 



Our specimens are from Mount Stewart, Prince Edward 

 Island, No. 8,705; Beauport, near Quebec, Que., No. 68,640; 

 Kamloops, B.C., No. 8,706. (]ohn Macoun). The only speci- 

 mens of T. Vaillantii in our herbarium are those collected on 

 Prince Edward Island by Mr. Churchill. Prof. Macoun's speci- 

 mens referred to that species in Pt. XVI of these papers proves 

 to be T . aquaticum. 



Potentilla strigosa, Pursh. 



Dry soil at Lake La Hache, Cariboo Road, B.C., 1906, No. 

 70,326. (E. Wilson). Western limit in Canada. 



Mertensia Virginica, D.C. 



This species has been recorded only from Point Abino, 



