4P .GEOLOGICAL SURVEY OF CANADA. 



Arrowsmith, Vancouver Island, alt. 4,800 feet. {Macoun) British 

 Columbia. {Lyall.) Alaska. (Krause.) Reported from Alaska 

 by Rothrock. 



158. s. Oakesii, Aust. 



Observatory Inlet, northwest coast of America. (Dr. Scolder.) 

 Northeast coast, Lake Superior, July 28th, 1869. [Macoim.) 



159. S. undulata, (Linn.) Dumort. 



On earth, Seal Lake, Labrador, July, i8q6. {A. P. Low.) Labrador. 

 Collected by Waghorne. {Underwood.) Miquelon Island, Gulf 

 of St. Lawrence. {Deldmare.) Greenland, Lat. 63° 20', May 27th, 

 1888. (^Dr. Rosenvinge.) On rocks, Canaan Forks, Queen's Co., 

 N.B. {Mo^er.) On wet earth. Point de Roche, Prince Edward 

 Island ; on rocks in a brook at Halifax and at Yarmouth, 

 N.S.; on stones in flowing water at Baddeck, Margaree, Half- 

 Way Brook and Louisburg, Cape Breton Island, N.S., July, 1898; 

 in the bed of a brook, Mount Albert, Gasp6 Co., Que.; in a small 

 brook near the lower end of Michipicoten Island, northeast coast 

 Lake Superior, July 26th, 1869 ; on earth along the Columbia 

 River at Revelstoke, B.C.; on stones, Roger's Pass, Selkirk 

 Mountains, B.C.; wet rocks near Griffin Lake, Gold Range, and 

 on rocks at Yale, B.C.; in bogs near New Westminster, B.C.; near 

 the summit of Mount Arrowsmith, Vancouver Island, alt. 5,500 

 feet. (Macoun.) On stones in brooks, Tulameen River, B.C. (Dr. 

 G. M. Dawson) Rocky Mountains. {Lyall.) Observatory Inlet, 

 northwest coast of America. (Dr. Scouler.) Sitka, Juneau, 

 Virgin Bay, Orca, Columbia Fiord, Farragut Bay. Yakutat Bay, 

 Unalaska and Popoff Island, Alaska. {Evans.) St. Paul Island, 

 Behring Sea, 1892. (/. M. Macoun.) In streams running into 

 Lake Lindeman, Yukon, 1898. {Williams.) 



160. S. uliginosa, (Sw.) Dumort. 



Greenland. (/. Vahl.) On stones in brooks, Roger's Pass and 

 along Asulcan Creek, Selkirk Mountains, B.C.; on stones in 

 Eagle River, Griffin Lake, B.C., and on the Gold Range north of 

 that point ; on Mount Arrowsmith, near the summit, Vancouver 

 Island. {Macoun.) On wet rocks, Carmanah Bay, Vancouver 

 Island ; Attu Island and St. Paul Island, Behring Sea. (/. M. 

 Macoun.) 



