174 GEOLOGICAL SURVEY OF CANADA. 



558. E. fluviatile, DC. 



On rocks in streams, generally covered by water. 



On stones in a brook, Canaan Forks, Queen's Co., N.B. (/. 

 Moser.) On rocks in a brook at Margaree and Halfway Brook, 

 Cape Breton Island, N.S., 1898 ; on rocks in a mountain brook, 

 Meech's Lake, near Chelsea, Que.; at Hull, Que, and on the cliffs, 

 Rockcliffe, Ottawa, Ont.; on rocks, Old Man River, Crow's 

 Nest Lake, Rocky Mountains, Alta., 1897 ; on stones in water. 

 Cache Lake, Algonquin Park, Ont., June, 1900. (Macoun.) 



559. E. hepaticum, ACH. 



On earth in Greenland. (Vahl.) On earth, Hastings Co., Ont.; 

 on earth, " elbow " of South Saskatchewan, Assa., July I3th, 1879. 

 (Macoun.) 



560. E. rufescens, ACH. 



On earth, Greenland. (Vahl.) 



561. E. cinereum, PERS. 



On earth, Bay of Exploits, Newfoundland. (Waghorne fide 

 Eckfeldt) St. Paul's Island, Behring Sea, Alaska. (Rothrock.) 



53. STAUROTHELE, Norm. 



562. S. Drummondii, TUCKERM. 



On Trenton limestone, at Kingston, Ont. (A. T. Drummond.) 



563. S. umbrina, (WAHL.) TUCKERM. 



Greenland. (Arct. Man.) On limestone rocks, Kingston, Ont. 

 '(A. T. Drummond.) 



54 SEGESTRIA, Pries. 



564. S. majusculum, NYL. 



Labrador or Newfoundland. ( Waghorne fide Eckfe/dt.) 

 55. TRYPETHELIUM, Spreng. 



565. T. virens, TUCKERM. 



Labrador or Newfoundland. (Waghorne fide Eckfeldt.) On 

 trees in Canada. (A. T. Drummond.) At Big Intervale, Margaree, 



