CATALOGUE OP CANADIAN PLANTS. 487 



(139.) A. Lyallii, Watson. At the head of Maple Creek in the 

 Cypress Hills, N.W.T. {J. M. Macoun.) Abundant above the limit 

 of trees from Silver City, westward in the Eocky Mountains to the 

 summit of the Selkirke. B.C., 1885. (Macoun.) 



(2101.) A. canescens, Nutt. Var. latifolia, Watson. On the 

 summit of Canmore Mountain, Eocky Mountains, 1885. (Macoun.) 



(140.) A. perfoliata, Lam. In grassy places at Kananaskis 

 station, Eocky Mountains. (Mat'oim.) In open grassy places at Vic- 

 toria, B.C. (Fletc/ier.) Drew's Harbor, B.C. (Dawson.) 



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(143.) A. alpina, Linn. Capo Chudleigh, entrance to Hudson 

 Strait. (E. Bell.) Keneshow Island, Alaska. (Meehan) 



45. ERYSIMUM. 



Page 45. 



(146.) E. cheiranthoides, Linn. Campbellton, JST. B. (Chal- 

 mers.) Beauport, near Quebec. (St. Gyr.) Keneshow Island, Alaska. 

 (Meehan.) 



(148.) E. parviflorum, JSTutt. Gravelly soil, near Emerson, 

 Man. (Burgess.) Common on dry gravelly places, from Morley west- 

 ward up the Bow Eiver valley to Silver City, Eocky Mountains. 

 (Macoun.) Near Fort Selkirk on the Youcon Eiver, Lat. 62° 45'. 

 (Schwatka.) Spence's Bridge and Kamloops, B.C. (Fletcher.) 



46. SISYMBRIUM. 



Page 46. 



(151.) S. linifolium, Nutt. Dry slopes, Kamloops, B.C. (JE'let- 

 cher.) 



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(157.) S humile, C. A. Meyer. Very common on sand at the 

 mouth of the Kicking Horse Eiver, between the railway and the river 

 at Golden City, Columbia valley. (Macoun.) 



(2102.) S. Thaliana, Gand. Point Abino, Lake Erie, Ont. Abun- 

 dant and, I think, indigenous. (David F. Day.) 



