100 GEOLOGICAL SURVEY OF CANADA. 



Pass, Selkirk Mountains, B.C. {Macoun.) Portage between 

 South Fowl Lake and Pigeon River, Ont. {Fink.) Salmon Creek, 

 Juneau, Alaska. {Miss G. Cooky.) 



174. L. dactylinum, Tuckerm. 



On rocks by the sea at Craigflower, near Victoria, Vancouver 

 island. May 30th, 1893. {Macoun.) 



ITS. L. chlorocneluin^ (Sw.) Nyl. 



On trunks of trees and on rocks. 



On bark, Wild Cove, Newfoundland. {Waghorne.) At Canaan 

 Forks, Queen's Co., N.B. (/. Moser.) On rocks, Tobique River, 

 N.B. {G. U. Hay.) Canada. {A. T. Drummond.) On trunks at 

 Baddeck, Cape Breton Island, N.S., July, 1898 ; on trunks, Central 

 Ontario Junction, Hastings Co., Ont.; on rocks, Lake Nipigon, 

 Ont.; on trunks, Seymour West, Northumberland Co., Ont.; on 

 old rails at Aylmer, Que., and on rocks, King's Mountain, near 

 Chelsea, Que.; on black ash trunks, Algo quin Park, Ont., June, 

 1900. {Macoun.) 



176. L. intermedium, Arnold. 



On birch bark, Middle Arm, Newfoundland. {Waghorne.) 



177. L. myochroum, (Ehrh.) Tuckerm. 



On trees and rocks. 



Greenland. {Branth.) Great Bear Lake, Arctic America. 

 {Richardson) On rocks, Rigaud Mountain, Vaudreuil Co., Que. 

 {Rev. G. Ducharme.) On rocks and trees at Ottawa, Ont.; on 

 rocks and trees at Shannonvillc, Hastings Co., Ont.; on trees at 

 Brighton and Seymour West, Northumberland Co., Ont.; on 

 trees, Algonquin Park, Ont., June, 1900 ; Thunder Bay, Lake 

 Superior ; on rocks, Crow's Nest Pass, alt. 4,000 feet ; on balsam 

 poplar trunks along Jumping Pound Creek, and on rocks, Mount 

 Forget-me-not, alt. 6,000 feet. Rocky Mountains; at Yale, Fraser 

 River, B.C.; on rocks along the Burnside Road, near Victoria, 

 Vancouver Island. {Macou?t.) 



178. L. respulinum, Ach. 



On limestone rocks at Rockliffe Park, Ottawa, Ont., April 

 i6th, 1 891. {Macoun.) 



