314 GEOLOGICAL SURVEY OF CANADA. 



small, few, dusky on a short triangular space; apical cells lanceo 

 late, the inner linear-lanceolate. Tufts glossy-velvet-like. Stem 

 subpinnate ; branches faintly compressed ; paraphyllia broad, not 

 numerous. Capsules unknown. Habit of Pylaisia velutina. 

 Referred in Part VI., p. 240 to H. nemorosum. {Macoun.) 



1194. H. hamulosiforme, Kindb. (N. Sp.) in litt. 



On old logs in woods, Cache Lake, Algonquin Park, Ont., June 

 8th, 1900. {Macoun.) 



Subgenus IX.— LIMNOBIUM, Bruch & Schimp. 

 898. H. palustre, Huds. 



Skagway, Alaska; Lake Marsh and Mile's Canon, Yukon. {Wil- 

 liams.) 



1195. H. Bestii, Ren. & Bryhn. 



This plant is described as a subspecies of molle by Renauld and 

 Bryhn, but I think it will stand as a distinct species. It diffeis 

 from molle in having no central strand. It is a larger species also 

 with stems below wiry and harsh with the bases of the broken-off 

 leaves. 



Skagway, Alaska. ( Williams.) 



900. H. dilatatum, Wils. 



H. alpinum, Schimp. 

 Lake Lindeman, Yukon. (Williams^ 



903. H. polare, Lindb. 



Growing along the wet shore of Lake Lindeman, Yukon. {Wil- 

 liams^ 



908. H. alpestre, Swartz. 



Skagway, Alaska ; also Lake Lindeman, Yukon. {Williams.) 



910. H. pseudo-montanum, Kindb. 



Port Etches, Alaska, Lat. 60° 30', June 13th, 1892. (/. M. 

 Macoun^ 



