1898] Macoun — Cryptogamic Flora of Ottawa. 201 



man, Eastman's Springs. Carleton Place, Chelsea and near Hall ; on 

 beech trunks, Pine Hill, Rockcliffe Park, April i6th, 1896 j Beechwood 

 Cemetery' on beech trees, Oct. 14th, 1884 ; on trees at Leamy's Lake, 

 Hull, Que., Sept. 6th, 1889. 



n. LEJEUNEA, Libert. 



222. L. calcarea, Libert. 



On the bases of cedar {Thuya occidentalts) trees in Dow's Swamp, 

 Sept. 2ist, 1889 ; on cedar bark in woods, Rockcliffe Park, April 22nd, 

 1896. Very rare. 



IIL RADULA, Dumortier. 



223. R. complanata, Dumort. . 



Very common on rocks and the roots and bases of trees in woods 

 around Ottawa. On rocks and trees in rear of Cowley's Farm, west of 

 Hintonburg, at Chelsea, Kingsmere, Meeche's Lake, and near Hull, 

 Que. on trees at Britannia and Carleton Place ; very common in Beech- 

 wood Cemetery and McKay's Woods, April 14th, 1896 ; on rocks along 

 the Ottawa River, Rockcliffe Park, Oct. i6th, 1889. 



IV. PORELLA, Dill. 



224. P. platyphylla, (L.) Lindb. 



Very common on the bases of trees by brooks and on ledges of 

 damp limestone rocks around Ottawa. On trees by the brook in rear 

 of Cowley's Farm, west of Hintonburg,April i8th, 1896; also on trees at 

 Leamy's Lake, Hall, and on rocks near Tetreuville, west of Hull, Que., 

 Oct. i2th, 1887 ; on trees in the s.*amp, Beechwood Cemetery, Aug. 

 24th, 1884. 



V. PTILIDIUM, Nees. 



225. P. ciliare, Nees. 



Very common on old logs and rocks. On old logs, Beechwood 

 Cemetery, McKay's Woods, and Rockcliffe Park, April i4thj 1896 ; in 

 woods at Carleton Place, Eastman's Springs and Casselman ; Chelsea 

 and Kingsmere, also Leamy's Lake, Hull, Que,, Oct. 12th, 1884. 



VL TRICHOCOLEA, Dumortier. 



226. T. tomentella, (Ehrh.) Dumort. 



In moss in a swamp at Meeche's Lake, north of Chelsea, Que., 

 Sept. 23rd, 1893 ; in moss in Dow's Swamp, May 2nd, 1896-. 



VII. BAZZANIA, S. F. Gray. 



227. B. trilobata, S. F. Gray. 



On old logs and stumps in swamps and wet woods around Ottawa. 



