82 GEOLOGICAL SURVEY OF CANADA. 



100. u. angulata, Tuckerm. 



On rocks on the Pacific Coast. 



Observatory Inlet, B.C. {Herb. Hooker.) On rocks, Parson's 

 Mountain and Pier's farm, near Victoria, and on the summit of 

 Mount Benson, Nanaimo, Vancouver Island, B.C. {Macoun.) On 

 recks, Chilliwack Valley, B.C. (/. M. Macoim.) 



101. XJ. Pennsylvanica, Hoffm. 



Greenland. {Arct. Man.) Arctic America. {Richardson fide 

 Tucker?nan.) Labrador. {Waghorne.) 



102. XJ. pustulata, (Linn.) Hoffm. var. papulosa, Tuckerm.. 



Newfoundland. {Despreaux.) On rocks, Jupiter River, Anti- 

 costi ; on dry rocks, Britton's Island. Gull Lake, Victoria Co., 

 Ont.; Otter head, northeast coast of Lake Superior ; very 

 abundant on rocks, Algonquin Park, Ont., July, 1900. {Macoun.) 

 On Rigaud Mountain, Vaudreuil Co., Que. {Rev. G. Ducharme.) 



108. XJ. hirsuta, (Ach.) Stenh. var. grisea, Fr. 



Greenland. {Brajith.) Newfoundland. {Despreaux.) Notre 

 Dame Bay, Newfoundland IVaghorne.) On rocks, Tadousac, 

 Que. {A. T, Drummond.) 



104. XJ. spodochroa, Hoffm. 



Greenland. {Arct. Man.) On sea cliff, Osprey Beach, Bay of 

 Islands, Newfoundland, July 2nd, 1895. {IVaghorne.) 



13. STICTA, (Schreb.) Fr. 



105. S. amplissima, (Scop.) Mass. 



On trunks of trees and rocks, quite common. 



Arctic America. {Richardson.) Labrador. {Waghorne.) On 

 trees at Canaan Forks and Never's Rapids, Queen's Co., N.B. (/. 

 Moser.) On trees, Tobique River, N.B. {G. U. Hay.) Quite 

 common at Baddeck and Big Intervale, Margaree, Cape Breton 

 Island, N.S., July, 1898 ; at Truro, N.S.; on trees, Jupiter River, 

 Anticosti ; at Ste. Anne des Monts River, Gaspe Co., Que.; on 

 trunks in woods, Ottawa, Ont.; at Belleville, Ont.; on trees, 



