424 GEOLOGICAL SURVEY OF CANADA. 



Mount Albert, SMckshock Mountains, Gaap^. (Mhcoun.) Ifot common 

 at Eivi^re du Loup, Q. (Thomas.) At Tadousac, Pointe des Monts, St. 

 Lawrence Eiver, Q. (St. Cyr.) Kamom-aska, Q., and at Southampton 

 on the shore of Lake Huron. (Burgess.) North shore of Lake 

 Superior. (Agassiz.) Peat bog, Lake Mistassini, North-east Territory. 

 (J. Michardson.) Peat bogs. White Eiver, north of Lake Superior ; 

 common in peat bogs from Port Arthur to Eed Eock, and in bogs on 

 the east coast of Lake Nipigon ; Eed Deer Eiver, Lat. 53°, and in bogs 

 around the Duck and Porcupine Mountains ; in the Eocky Moun- 

 tains from ilorley westward to Eagle Pass on the Canadian Pacific 

 Eailway. In peat bogs in the interior of northern British Columbia. 

 (Macoun.) From Lake Winnipeg to the Eocky Mountains and to 

 Lat. 69° near the Arctic Sea. (JRichardson & Drummond.) Eastern 

 British America, north of arctic circle. (Hook. Arct. PI.) Dean or 

 Salmon Eiver, B.C. (Dawson.) 



XOII. EUPHOEBIACE^. Spurge Family. 

 532. EUPHORBIA, Linn. (SPURGE.) 



(1931.) E. polygonifolia, Linn. Shore Spurge. 



Sandy shores of the sea and of the Great Lakes. Indian Cove, 

 Pictou, N.S. (McKay.) Sydney, Cape Breton. ( W. H. Harrington.) 

 In sand on Kouchibouguac beach, N.S. (Fowler's Gat.) On Welling- 

 ton beach. Prince Edward Co., Ont. ; on the sands of Presqu'ile 

 Point, near Brighton, and on the beach between the Union station, 

 Toronto, and the Humber ; Lake Brie shore on Point Pelee, and 

 Port Colborne. (Macoun.) On Burlington Beach near Hamilton. 

 (Logie & BucJian.) Lake Brie shore at Maiden. (Maclagan.) Lake 

 shore near Fort Brie, Ont. (David F. Day.) Sandy shore, Port 

 Stanley, Lake Brie, Ont. (Burgess.) On sand beaches at Point 

 Edward, Lake Huron, and Pelee Point, Lake Erie. (J. M. Macoun.) 



(1932.) E. serpens, HBK. 



E. hemiarioides, Nutt. Gray, Man., 386, 1858. 



Waste places and garden walks, London, Ont. (Burgess.) This is 

 possibly an introduction from farther south, but is quite plentiful in 

 potato fields at Windsoj-, Ont. (Macoun.) 



(1933.) E. serpyllifolia, Pers. 



From the Columbia Eiver eastward to the Saskatchewan. ( Watson.) 

 Dry plains west of Moose Mountain, N.W.T., 1880. (Macoun.) 



