CATALOGUE OF CANADIAN, PLANTS. "jy 



woods at Banff, Rocky Mountains ; on rocks, Deer Park, Lower 

 Arrow Lake, Columbia River, B.C.; on old fences, Hastings, 

 Burrard Inlet, B.C. (^Macoun.) 



82. P. tribacia, (Ach.) Tuckerm. 



East Ste. Modeste, Labrador. {Waghorne.) On red ash trees 

 along Lake Duchesne, above Britannia, near Ottawa, Ont., Oct. 

 27th, 1900; abundant on oak trees, Pelee Point, Essex Co., Lake 

 Erie, May 27th, 1901. [Macoun.) 



83. p, crispa, ( Pers.) Nyl. 



Labrador. {Waghorne.) 



84. p. obscura, (Ehrh.) Nyl. 



On trees, dead wood and rocks. 



Greenland. {Brantk.) Arctic America. {Richardson.) Labra- 

 dor. ( Waghorne.) On Rigaud Mountain, Vaudreuil Co., Que. 

 {Rev. G. Ducharme.) On black ash trees at Edmonton, Ont. 

 {James White.) On trees at Baddeck, Cape Breton Island, N.S., 

 July, 1898, rare ; on trees at Ottawa, Ont.; on bark of trees at 

 Hull, Que.; on ash trees at Belleville and on trees and fence- 

 rails at Brighton, Ont.; on trunks of trees, Algonquin Park, Ont., 

 June, igoo ; on rocks, Lake Nipigon, Ont.; on trees at Red Rock, 

 Lake Superior ; on trees. Lake Winnipegosis, Man.; on rocks, 

 Jumping Pound Creek, Rocky Mountains, June 14th, I897 ; 

 in the Crow's Nest Pass, Rocky Mountains ; on rocks, Deer Park, 

 Lower Arrow Lake, Columbia River, B.C. (Macoun.) 



Var. endochrysea, Nyl. 



Labrador. {Waghorne.) On rocks, Rigaud Mountain, Vau- 

 dreuil Co., Que. {Rev. G. Ducharme.) On black ash trees near 

 Ottawa, Ont., April, 1895 ; on moss on Laufentian rocks at Shan- 

 nonville, Hastings Co., Ont., Sept. 20th, 1868. {Macoun.) 



85. P. setosa, (Ach.) Nyl. 



On mosses ; on rocks and trunks. 



On trunks in woods at Brighton, Ont.; not uncommon on trunks 

 in many places around Ottawa, Ont.; on trunks, Algonquin Park, 



