CATALOGUE OF CANADIAN PLANTS. 41 



161. S. irrigua, (NEES) DUMORT. 



On earth by roadsides, Brackley Point, Prince Edward Island ; 

 on wet earth by springs at Truro, N.S. ; on boggy ground summit 

 of Mount Albert, alt. 4000 feet, Gaspe Co., Que. ; on stones in 

 brooks northeast coast of Lake Superior ; along Peace ~Rtver, 

 Rocky Mountain Canon, Lat. 56 12', Oct. 24th, 1872 ; by springs 

 at Quesnel, Fraser River, B.C. (Macoun.) Port Clarence, Alaska. 

 (Evans.) Scoresby Sound, East Greenland. (C.Jansen.) 



162. S. umbrosa, (SCHRAD.) DUMORT. 



5. convexa, (Scop.) Pearson, List Can. Hep. p. 15. 



Miquelon Island, Gulf of St. Lawrence. (Delaware.) On old 

 logs, Sea's farm, and at Parson's bridge near Victoria ; on old 

 logs at Goldstream, on rotten wood, Mount Mark, and on old logs 

 at Comox, Vancouver Island. (Macoun.) Sitka, Mt. Verstovia, 

 Juneau, Orca, Columbia Fiord and Yakutat Bay, Alaska. (Evans.) 

 Scoresby Sound, East Greenland. (C.Jansen.) 



163. S. imbricata, M. A. HOWE, Bull. New York Bot. Gar. 



Vol. II., 104, 1901. , 



On rocks, Crater Lake, at foot of Chilcoot Pass, Alaska, alt. 

 about 900 metres, May 24th, 1898. (Williams.) 



164. S. curta, (MART.) DUMORT. 



On earth, South West Point, Anticosti ; on earth along Ste. 

 Anne des Monts River, Gaspe Co., Que. ; on old logs at Ottawa, 

 Ont. ; on slate rocks 10 miles south of Fort William, Lake 

 Superior, July i6th, 1869 ; on rocks, Nipigon River, and Lake 

 Nipigon, Ont. ; on old logs, Sudbury Junction, Algoma, Ont. ; 

 on earth, House Mountain, Lesser Slave Lake, Atha. (Macoun.') 

 Unalaska Island. (Chamisso.) Yakutat Bay, Unalaska and St. 

 Michael's, Alaska. (Evans.) Scoresby Sound, East Greenland. 

 (C.Jansen.) 



165. S. gracilis, (LINDB.) KAALAAS. 



On rocks by a brook, Big Intervale, Margaree, Cape Breton 

 Island, N.S., July I4th, 1898. (Macoun.) Scoresby Sound, East 

 Greenland. (C.Jansen.) 



