CATALOGUE OF CANADIAN PLANTS. 40*7 



(1865.) E,. ovalifolium, Nutt. 



Slopes in the South Kootanic Pass, 40th parallel. (Dawson.) North- 

 ward to British Columbia. (Watson.) 



(1866.) E. multiceps, Nees. 



Eriogonum, No. III. Dawson, Bound. Rep-, 373. 

 Eriogonum, No. IV. Dawson, Bound. Rep., 873. 



Gravelly soil, Coteau de Missouri, 49th parallel. (Burgess.) Wood 

 Mountain, 49th parallel. (Dawson.) 



517. KOENICIA, Linn. 



(186*7.) K. Islandica, Linn. 



North Bluff, Upper Savage Islands, and Mansfield Island, Hudson's 

 Strait. (B. Bell.) Moist mountains north of Smoky River, Lat. 54°. 

 (Drummond.) Bay of Escholtz. (Chamisso.) 



518. POLYGONUM, Linn. (KNOTWEED.) 



(1868.) P. Paronychia, Cham. & Schlecht. 



Sea-coast of Yancouver Island, near Victoria, B.C. (Fletcher.) Sands 

 of the seashore of straits of De Fuca. (Menzies.) 



(1869.) P. aviculare, Linn. Knotgrass, Door-weed. 



Very abundant around dwellings as an introduced weed, but indige- 

 nous in various forms westward, or all the strictly native forms may be 

 included in the next. Wherever the smallest settlement is made this 

 species and Capsella Bursa-pastoris are sure to appear. It extends 

 from the Atlantic to the Pacific and north to the Arctic Cii-cle and 

 Alaska. South of the arctic circle in Greenland. (Hook. Arct. PL) 



(1870.) P, erectum, Linn. 



P. aviculare, var. erectum, Gray, Man. 417, 1868. 



Roadsides and in waste places about towns in Ontario ; quite com- 

 mon along the trails and where the ground is cultivated in the North- 

 west. Waste j)laces around London, Ont. (Burgess.) Common in the 

 streets of Hamilton, Ont. (Buchan.) Porms approaching this were 

 collected at Toronto, Sarnia and at Port Arthur in Ontario, while in 

 the North-west it extends to Silver City in the Rocky Mountains. 

 Along the Canadian Pacific Railway at Walsh Station. (./. M. Macoun.) 

 Coulee at the West Butte, 49th parallel. (Dawson.) 



