10 Canadian Record of Science. 



S. latifolia, proper. 



S. variabilis, var. hastata, form a, Macoun, Cat. Can. 

 Plants, Vol. II., p. 77, in part. 



North Pond, and Mt. Stewart, Prince Edward Island ; 

 Nation Eiver, near Casselman, Ont. {John Macoun.) 

 Ottawa, Ont. {Wm. Macoun.) Little Buffalo Lake, 

 Sask. {Jas. M. Macoun.) 



Form a. 



S. variabilis, var. obtusa, Macoun, Cat. Can. Plants, Vol. 

 II., p. 77, in part. 



S. variabilis, var. angustifolia, Macoun, Cat. Can. Plants, 

 Vol. II., p. 78, in part. 



Campbellton, N.B. {R. Chalmers.) Nation Eiver at 

 Casselman, Ont. ; Belleville, Ont. {John Macoun.) 



Form c. 



S. variabilis, var. hastata, forms b and c, Macoun, Cat. 

 Can. Plants, Vol. II., pp. 77 and 78, in part. 



Prince Edward Island ; Bay of Quinte, Ont. ; Lulu 

 Island, mouth of Eraser Eiver. {John Macoun.) New 

 Brunswick. {Chadborne.) Lake Temiscouata, Que. 

 {Northrup.) Missinaiba Eiver, Ont. {Dr. R. Bell.) Mani- 

 toba. {Bourgeau.) Muskeg Island, Lake Winnipeg, Man. 

 {Jas. M. Macoun.) 



S. LATIFOLIA, Willd., var. pubescens, (Muhl.) J. G-. Smith. 



S. variabilis, var. pubescens, Macoun, Cat. Can. Plants, 

 Vol. II.. p. 78. 



Specimens collected in the Bay of Quinte, Ont., by 

 Prof. Macoun, with pubescent bracts that are transition 

 forms between this variety and the dioecious form a of the 

 species have been referred here by Mr. Smith. 



S. EIGIDA, Pursh. 



S. heterophylla, and var. rigida, Macoun, Cat. Can. 

 Plants, Vol. II., pages 78 and 79. 



