68 GEOLOGICAL SURVEY OF CANADA. 



57. P. tiliacea, (HOFFM.) FLOERK. 



On trees and stones ; commonly on beech and spruce trees. 



Ste. Anne des Monts River, Gaspe Co., Que. ; on beech trees,. 

 Big Intervale, Margaree, Cape Breton Island, N.S., July 1898; on 

 trees in numerous places around Hull, Que., and Ottawa, Ont.; 

 Paugan Falls, Gatineau River, Que. ; on trees, Ten-ill's farm, near 

 Wooler, Ont.; on birch trunks, Algonquin Park, Ont., July, 1900. 

 (Macoun.) On bark of trees, Canaan Forks, N.B. (/. Moser.) On 

 Rigaud Mountain, Vaudreuil Co., Que. (Rev. G. Ducharme.) 



58. p, Borreri, TURN. 



On trees and dead wood ; rare. Only collected in the neigh- 

 bourhood of Ottawa, Ont. (Macomt.) 



Var. rudecta, TUCKERM. 



On dead wood at Ottawa, Ont.; on old rails, Brighton, Nor- 

 thumberland Co., Ont., Oct., 1893. (Macoun.} On maples at Ed- 

 monton, Ont. (/. White.) On old rails, Big Intervale, Margaree, 

 Cape Breton Island, July, 1898 ; on trunks, Algonquin Park, Ont. r 

 June, 1900 ; on bark at Niagara Falls and Pelee Point, Ont., 1901. 

 (Macoun.) On Rigaud Mountain, Vaudreuil Co., Que. (Rev. G. 

 Ducharme.} 



59. P. saxatilis, (LiNN.) FR. 



Common on trees, dead wood, fences and rocks. 



Greenland. (Warming?) On trees, Bald Mountain, Tobique River^ 

 N.B. (G. U. Hay.) On Rigaud Mountain, Vaudreuil Co., Que. 

 (Rev. G. Ducharme.) Common on old logs on Cape Breton Island, 

 N.S., and in woods, fruiting abundantly ; old logs, Truro, N.S.; on 

 trees, Ste. Anne des Monts River, Gaspe Co., Que. ; on trees r 

 Jupiter River, Anticosti, Que.; on old rails and trees at Ottawa and 

 Belleville, Ont.; on trunks, Algonquin Park, Ont., June, 1900 ; on 

 trees, North Bay, Lake Nipissing ; on trees, Lake Nipigon, Ont.; 

 on trees, Red Deer River, Man.; on spruce trees, Jumping Pound 

 Creek, and in the Crow's Nest Pass, Rocky Mountains ; on trees, 

 Deer Park, Columbia Valley, B.C.; on rocks, Hastings, Burrard 

 Inlet, B.C.; on trees, Burnside Road, Victoria, and on Mount 

 Benson, Nanaimo, Vancouver Island. (Macoun.) On earth and 

 logs, Fort Rupert, Vancouver Island. (Dr. G. M. Dawson.) Chil- 

 liwack Valley, B.C. ; St. Paul and St. George islands, Behring Sea. 

 /. M. Macoun.) 



