268 Canadian Record of Science. 



Nasturtium armoracia, Fries. 



Old fields at Prince Albert, Saskatchewan. {John 

 Macoun.) Not before recorded west of Ontario. 



Cardamine digitata, Eich. in Frank. I. Journ., ed. 2 

 app. p. 26. 



Near the mouth of the Mackenzie River, 1893. {Rev. 

 J. D. Stringer.) Not rare between Lake Athabasca 

 and Chesterfield Inlet. 1893. {J. W. Tyrrell.) Re- 

 ferred to C. pratensis by later American botanists. 

 Easily separated from that species by its creeping, 

 stoloniferous underground-stem, thinner, generally digi- 

 tate leaves and smaller fiowers. Not collected in 

 America since first found by Richardson, but recorded 

 from St. Lawrence Bay, Behring's Straits, by Chamisso 

 and EschschoUz. Fruiting specimens have never been 

 collected. 



LOBULARIA maritima, Desv. 



Alyssibm maritimum, Lam. 



Near the outer wharf, Victoria, Vancouver Lsland. 

 {John Macoun.) Probably established in other parts of 

 Canada, but not before recorded. 



Alyssum incanum, DC. 



Cultivated fields, Wallbridge, Hastings Co., Out. {A. Y. 

 Massey.) Not before recorded in Canada. 



Thelopodium (?) SALSUGINEUM, Robinson, Syn. Fl. N. 

 Amer., p. 175. 



Sisymbrium scdsugineum, Pall. ; Macoun, Cat. Can. 

 Plants, Vol. L, p. 47. 



By a saline lake, Park-beg, west of Moose Jaw, 

 Assiniboia, June 23rd, 1896. {Jolm Macoun. Herb. No. 



