1 84 GEOLOGICAL SURVEY OF CANADA. 



956. S. centrale, Arn. & Jens. 



Notre Dame Bay, Newfoundland, 1893. {Waghorne.) 



957. S. Duseni, Warnst. 



White Cove, Seal Bay, Newfoundland, 1891. {Waghorne.) 



2. ANDRE^A, Ehrhart. 



28. A. petrophila, Ehrh. 



A common species on rocks, both dry and wet, at Baddeck, 

 Margaree, Louisburg, and Half-way Brook, Cape Breton Island, 

 N.S., July, 1898 ; on rocks. Cache Lake, Algonquin Park, Ont., 

 June, 1903. {Macoun.) Summit Lake, Manicuagan River, Eastern 

 Quebec, July, 1895. {A./.L'.w.) Common about Lake Lindeman, 

 Yukon, May 17th, 1899, in fine frui\ {Williams.) 



Var. papillosa, Lindb. 

 On rocks, Greenland. {Lafige.) 



Var. acuminata, Schimp. 



Lake Linden an, Yukon, 1899 ; all the specimens examined 

 seemed t© be dioiceous. {Williams.) 



Var. parvifolia, (Mull.) Williams. 

 Sheep Camp, Dyea Creek, Alaska, 1899. {Williams.) 



Subsp. sublsevis, Kindb. Europ. & Am. Mosses, Pt. IL, 393. 



Leaves small, distant, spreading, generally nearly smooth ; 

 perichetial leaves generally acute, long-acuminate. Tufts low, 

 blackish brown. 



On rocks, Carmanah Point, south coast of Vancouver Island, 

 May 9th, 1892. (/. M. Macoun.) 



33. A. crassinervis, Bruch. 



On rocks, northern Newfoundland. {Waghorne.) 



958. A. Rothii, Web. & Mohr., Subsp. falcata, Schimp. 



On rocks. Parson's Mountain, near Victoria. Vancouver Island, 

 May 19th, 1893. {Macoun.) 



