84 GEOLOGICAL SURVEY OF CANADA. 



109. s. Oregana, Tuckerm. 



On trees (high up) in woods. 



At Hastings, Burrard Inlet, B.C. ; on trees at Coldstream and 

 Nanaimo, Vancouver Island. {Macoufi.) Chilliwack Valley, B.C., 

 1901; on trees at Cape Beale, Vancouver Island; Port Etches and 

 Prince of Wales Island, Alaska. (/. M. Macoun.) Alert Bay, 

 Vancouver Island. {Dr. G. M. Dawson.) 



110. S. quercizans, (Michx.) Ach. 



Northward to Canada, always infertile. ( Tuckerman.') Labrador. 

 {Waghome.) We have no Canadian specimens in our herbarium.. 



lu. S. fuliginosa, (Dicks.) Ach. 



On rocks and trunks, British Columbia. {Lyall.) On rocks, 

 Victoria Arm, near Victoria, Vancouver Island, May 6th, 1893. 

 {Macoun.") 



112. S. limbata, (Smith) Ach. 

 Labrador. ( Waghor?te fide Eckfeldt.) 



113. S. crocata, (Linn.) Ach. 



On rocks among mosses, but occasionally on trees. 



Quite common on trunks in woods at Baddcck, Cape Breton 

 Island, N.S., July, 1898 ; on trees, Truro, N.S.; on rocks, Gaspe 

 coast. Que.; on rocks, rare, Algonquin Park, Ont., July, 1900; on 

 rocks. Thunder Bay, Lake Superior, and on rocks. Lake Nipigon, 

 Ont.; on trees at Revelstoke, Columbia, River, and at Has- 

 tings, Burrard Inlet, B.C. ; on rocks, Burnside Road, Victoria,. 

 Vancouver Island. {Macoun.) 



114. S. anthraspis, Ach. 



Among mosses on rocks, and on trunks. 



On trunks, Mount Finlayson, and on Sea's farm, Victoria, and 

 on rocks, Burnside Road, Victoria, Vancouver Island, 1893. 

 {Macoun.) Deceit Bay and Redonda Island, Gulf of Georgia, 

 B.C. {Dr. G. M. Dawson.) 



