CATALOGUE OF CANADIAN PLANTS. 315 



911. H. eugyrium, Schimp. 



On wet rocks, Hunter's Home, Queen's Co., New Brunswick, 

 1892. (/. Moser) On stones in brooks. Big Intervale, Margaree, 

 Cape Breton Island, N.S., July 20th, 1890. {Macoun.) 



912. H. ochraceum, Turner. 



On rocks, Skeena River, B.C., May 13th, 1892. (/. M. Macoun.) 

 Very abundant on stones in brooks in all parts of Cape Breton Is- 

 land, N.S., 1898 ; on stones in a brook, Woodstock, N.B., July, 

 1899. {Macoun.yS On rocks in bed of stream at Dawson, Yukon. 

 ( Williams.) 



913. H. stramineum, Dicks. 



Fort Chimo, Ungava Bay, Labrador, Aug., 1896. {A. P Low.) 

 On earth in wet places, Baddeck, Cape Breton Island, N.S., 1898; 

 on earth in a bog. Cache Lake, Algonquin Park, Ont., 1900. 

 {Macoun.) Lake Lindeman, Yukon. {Williams.) 



915. H. turgescens, (Jensen.) Schimp. 



In a dried up swamp just below the White Horse Rapids.Yukon. 

 Growing in broad depressed mats. {Williams.) 



Var. uliginosum, Lindb. 



In swamps, with the preceding. This variety has elongated 

 stems, and distant, more or less spreading leaves. {Williams.) 



916. H. scorpioides, Linn. 



Just above Lake Lindeman in blackish mats almost covering 

 the bottom of a small pond, 12 or 15 inches below the surface. 

 {Williams.) 



Var. gracilescens, Sanio. 



In a dried up swamp a few miles below White Horse Rapids, 

 Yukon, covering extensive areas with a mat up to 18 cm. thick. 

 Williams.) 



91'?. H. badium, Hartm. 



On the margin of a pond just below snow banks about lOOO feet 

 above Lake Lindeman, Yukon ; also at Dawson on wet shady 

 banks. {Williams.) 



