56 SYNOPSIS OF THE FLORA OF THE 



Quebec (Brunei). Near Prescott (Billings). Central Canada (Macoun) 10 

 miles up the Kaministiquia River, and Current River, Thunder Bay ; and 

 Sydenham River, Owen Sound, Ont. (Macoun). Common at London (Saun- 

 ders). Common at Hamilton (Logie), Chippewa and Maiden (Maclagan). 

 Introduced. Form not known in Ontario, but found in the Eastern Provinces, 

 On the Saskatchewan River (Bourgeau). Westward through Peace River 

 Valley to the Rocky Mountains (Macoun). McKenzie River (Barnston). West 

 coast of Newfoundland (Dr. Bell). 



R. acris, L. Yellow Weed. 



Introduced. Very common in meadows, pastures, dry roadsides. Newfound- 

 land (.J. Richardson). Nova Scotia (Prof. How.) Central Canada (Macoun). 

 Toronto (Prof. Croft). Hamilton (Logie), Co. Huron, Ont. (Gibson). Garden 

 River, Sault St. Marie, and Fort William, in such abundance as to monopolize 

 the ground (Macoun). Lake Manitoba (Dr. Schultz, Prof. Lawson). Vancouver 

 Island and British Columbia (Macoun). 



Myosubus, L. Mouse-tail. 



M. minimus, L. Mouse-tail. 



Indigenous. G-enerally found on alluvial soil overlying fiat rocks. At the 

 Ferry Houss, and east of Albert College, Belleville. As yet reported from no 

 other district of British North America. Vancouver Island (Macoun). 



Caltha, L. Spring CowsKp. 



C. palustris, L. Marsli Marigold. 



Indigenous. Common in swamps, marshy meadows, and by streams. Ex- 

 tends from Newfoundland, Straits of Belleisle (PJchardson), Mingan and 

 Anticosti (Verrill), through Quebec (Brunet), and Ontario, to Thunder Bay, 

 Lake Superior (Macoun). Saskatchewan Plains (Bourgeau). From Lake of 

 the Woods to the Rocky Mountains (Macoun). West coast of Newfoundland 

 (Dr. BeU). May. • 



C. natans, Pallas. 



Indigenous. ' ' Stem procumbent, floating ; leaves renif orm — cordate, crenate, 

 with the lobes somewhat approximated, obscurely crenate towards the base, 

 toothed towards the summit ; sepals oval ; carpels with a straight beak" 

 (Torr. & Gray). Creeping on the surface of deep sphagnous swamps in the 

 wooded central districts of B. N. America from Canada to lat. 60° N., rare 

 (Dr. Richardson).' Flowing stream 20 miles west of Fort Edmonton ; Peace 

 River, Methy River, near Methy Portage, lat. 56" (Macoun). 



CoPTis, Salisbury. Gold Thread. 



0. trifolia, Salisb. 3-leaved Gold Thread. 



Indigenous. Low damp woods and cedar swamps. Halifax Countj'', 

 Nova Scotia (Prof. Lawson). Kent County, Nev/ Brunswick (Dr. Fowler). 

 Labrador (Brunet). Anticosti (A. E. Verrill). Gaspi^ Basin (Dr. Bell). 

 Nicolet, Montreal, Kingston and Port Robinson, Ont. (Dr. Maclagan). Belle- 

 ville (Macoun). Hamilton (Logie). Lake Huron, Ont. (Gibson). Lake 

 Superior, Shore of Little Slave Lake (Macoun). N. W. America, Sitka and ' 

 Unalaska (Hooker). Methy Portage (Macoun). 



