78 GEOLOGICAL SURVEY OF CANADA. 



Ont., June, 1900 ; on rocks at Banff, Rocky Mountains ; on dead 

 trunks along Jumping Pound Creek, Rocky Mountains, June I2th, 

 1897. (Macoun.) 



86. P. adglutinata, (FLOERK) NYL. 



On beech trees in Beechwood cemetery, Ottawa, Ont., April 

 23rd, 1892. (Macoun.) Apparently rare in Canada 



10. PYXINE, Pr., Tuckerm. 



87. p, sorediata, FR. 



On trees and rocks. 



On trees, Tobique River, N.B. (G. U. Hay.) On trees at Bad- 

 deck, Cape Breton Island, N.S., July, 1898 ; on balsam, spruce 

 and beech trees at Ottawa, Ont.; on dead wood at Belleville, and 

 on beech trees at Brighton, Ont.; on old rails, Seymour West, 

 Northumberland Co., Ont., Oct., 1893; on cedar bark, Algonquin 

 Park, Ont., June, 1900. (Macoun.) On Rigaud Mountain, Vau- 

 dreuil, Co., Que. (Rev. G. Ducharme.) On poplar and red maple 

 at Edmonton, Ont. (James White.) 



FAMILY III. UMBILICARIEI. 



n. UMBILICARIA, Hoffm. 



88. U. rugifera, NYL. 



Greenland. (Giseke.) Labrador. (Waghorne.) On rocks, Una- 

 laska Island, Behring Sea, 1891, and abundant on St. Paul and 

 St. George islands, Behring Sea, July, 1897. (/. M. Macoun^) 



89. U. cylinirica, (LINN.) DELIS. 



High alpine and arctic rocks. 



Greenland. (Vahl.) Labrador. (Herb. Schwein.) Labrador. 

 (Waghorne.) Newfoundland. (Despreaux.) Digge's Island, Hud- 

 son Strait ; a small piece. (Dr. K. Bell.) Bear Lake. (Herb. 

 Hooker.) On rocks, Moose Mountain, near the source of the El- 

 bow River, Rocky Mountains, July 1st, 1897, a ^- 6,500 feet. 

 (Macoun.) Very fine specimens were gathered on St. Paul and 

 St. George islands, Behring Sea, in July, 1897, by Mr. J. M. Macoun. 



