58 GEOLOGICAL SURVEY OF CANADA. 



29. c. aurescens, Tuckerm. 



On spruce trees, North Bay, Lake Nipissing, Ont. Determined 

 by Tuckerman. {Macoun.) On Middleton Island, Alaska, June 

 15th, 1892. (/. M. Macoun.) 



30. C. juniperina, (Linn.) Ach. 



On trees, especially conifers. 



Greenland. {Arct. Man.) On bark of Douglas fir, Deer Park, 

 Lower Arrow Lake, Columbia River, B.C. ; on spruce trees, 

 Nachaco River, northern British Columbia ; Mount Erskine, Salt 

 Spring Island, Gulf of Georgia. B.C. {Macoun.) 



Var. terrestris, ScHiER. 



On earth in alpine districts. 



Arctic America. {Herb. Hooker.) On the summit of Mount 

 Albert, alt. 4,000 feet, Gaspe Co., Que., 1882 ; abundant in the 

 Rocky Mountains in the Bow River Pass, at Banff, at Kananaskis 

 and Hector,on Moose Mountain and in the Crow's Nest Pass 

 {Macoun.) 



Var. Pinastri, Ach. 



On trees, shrubs and rocks in sub-alpine or cool districts. 



Arctic America. {Richardson.) Newfoundland. {Waghorne.) 

 On spruce bark, Canaan Forks, Queen's" Co., N.B. (/. Moser.) 

 On bark. Bald Mountain, Tobique River, N.B. {G. U. Hay.) On 

 rocks, Tadousac, Que. {A. T. Drummo7id.) On Rigaud Mountain, 

 Vandreuil Co., Que. {Rev. G.Ducharme.) On shrubs, Gunn River, 

 Anticosti ; on stumps and old fence-rails at Big Intervale, Mar- 

 garee, Cape Breton Island, N.S., July, 1898 ; on old rails. Port 

 Daniel, Bonaventure Co., Que.; rather rare on rocks, Algonquin 

 Park, Ont., July 21st, 1900 ; on boulders in woods, mouth of Nipi- 

 gon River and along the shore of Lake Superior ; on dead sticks 

 at Jumping Pound Creek and Bragg's Creek, foothills of Rocky 

 Mountains, June 13th, 1897 5 at Donald, Columbia Valley, B.C. ; 

 near McLeod's Lake, northern British Columbia. {Macoun) On 

 twigs of shrubs, Lat. 62° 03', Long. 103° 15', W. (/. W. Tyrrell.) 



