28 The Ottawa Naturalist. [February 



183. A. curvipes, Guemb. 



In pools in Dow's Swamp, Oct. i6th, 1884. 



184. A. adnatum, (Hedw.) Lesq. and James. 



On flat stones in McKay's Woods, May i6th, 1885 ; and in woods 

 west of Hull, Que. ; on " Pine Hill," Rockcliffe Park, April, 16th, 1896. 



185. A. compactum, (C. Muell.) Bruch. and Schimp. 



On decayed wood in a swamii at Carleton Place, May 30th, 1884. 



186. A. riparium, Bruch. and Schimp. 



On sticks and roots in pools in woods near St. Patrick's Bridge; 

 also in the swamp north of Beechwood Cemetery, Ocl. 12th, 1884. 



LIX HYPNUM, Linn. 



187. H. hispidulum, Brid. 



On the bases of trees around Ottawa ; on earth at Carleton Place, 

 30 miles from Ottawa, Sept.'25th, 1889 ; bases of trees, Gilraour Park, 

 Chelsea, Que., Sept. gth, 1889. 



188. H chysophyllum, Brid. 



On earth and roots of trees at Ottawa, Aufi;- 26th, 1889 ; common 

 at Carleton Place, May 30th, I884 ; on the cliff facing the Ottawa 

 River, Rockcliffe Park, April 22nd, 1896. 



189. H. Sommerfeltii, Myrm. 



On earth at the bases of trees at Ottawa, Aug. 26th, 1889 ; on old 

 logs near Leamy's Lake, Hull, Que., Nov. 9th, 1896. 



190. H. unicostatum, C. M. and Kindb 



Differs from Uypnum chysophyllum in the dense tufts, the stem 

 more irregularly branching, creeping, the leaves shorter-acaminate, the 

 alar cells smaller, not yellow, the costa more distinct, the capsule 

 smaller, the perichetial leaves gradually acuminate-subulate or filiform- 

 pointed with acumen arcuate. 



On earth in the Mer Bleue, close to the sulphur spring, near East- 

 man's Springs, Oct. 4th, 1890. 



tgi. H. Kneiffii, (Bruch. and Schimp.) 



Bogs and swamps. In swamps north of Beechwood Cemetery. 

 Oct. 22th, 1889 ; also in Dow's Swamp ; in a bog at Britannia, sii 

 miles west of Ottawa, Sept. 14th, 1891; in a swamp near Hog's Back, 

 1897. 



Var. laxum, Kindb. 



< In Dow's Swamp, Oct. 12th, 1884. 



