56 GEOLOGICAL SURVEY OF CANADA. 



Ont. ; .on branches of trees in swamps, Algonquin Park, Ont., 

 July, 1900 ; near Sudbury Junction and along the north shore of 

 Lake Superior ; Lake Nipigon and westward to the Porcupine 

 Mountains, Man. (Macoun.) 



23. C. platyphylla, TUCKERM. 



Not uncommon on trees at Victoria, and on Mount Benson, 

 Vancouver Island. (Macoun.) 



24. C. saepincola, (EHRH.) ACH. 



On trees, twigs and dead wood. 



Arctic America. (Richardson} Hudson Bay. (Herb. Banks.) 

 On bark of BetulazA. Clearwater Lake, Labrador, 1896. (A. P. Low.) 

 Greenland. (Arct. Man.} On twigs in the Mer Bleue, near 

 Ottawa, Ont.; on Betula pumila, Lake Nipigon, Ont.; on twigs 

 and bark of Douglas fir, Deer Park, Lower Arrow Lake, Colum- 

 bia River, and on Larix occidentalis at " Sky Line " Mine, Hot 

 Springs, Kootaney Lake, B.C.; at McLeod's Lake, B.C., Lat. 55; 

 on trees, Burnside Road, Victoria, Vancouver Island. (Macoun} 

 Northwest Coast. (Menzies.) 



Var. chlorophylla, WAHL. 



L'Anse au Clair Bay, Labrador. (Waghorne} On dead spruce 

 trees, Jumping Pound Creek, Rocky Mountains, 1897 ; on dead 

 trunks, Telegraph Trail, west of Quesnel, B.C., 1875 5 on ld 

 fences at Burrard Inlet, B.C., 1889. (Macoun.) On trees on 

 Thurlow Island, Gulf of Georgia, B.C., 1885. ( Dr > G - M - Dawson.} 



25. C. lacunosa, ACH. 



On trees and fence-rails, not rare. 



On trees, Bald Mountain, Tobique River, N.B., 1884. (G. U. 

 Hay.) On trees, Canaan Forks, Queen's Co., N.B., 1889. (/. Moser} 

 On trees, Jupiter River, Anticosti, 1883 ; on old fence-rails at 

 Buckingham, Que., 1896 ; on fence-rails at Belleville, Ont., 1868 ; 

 on trees, Nipigon River, Lake Superior, 1884 ; abundant on trees, 

 Algonquin Park, Ont., June, 1900 ; on trees, Johnstone Harbour, 

 Bruce Peninsula, Ont., Aug., 1901 ; on trees at Hastings, Burrard 

 Inlet, B.C., 1889. (Macoun.) On dead cedars, Alert Bay, Van- 



