CATALOGUE OF CANADIAN PLANTS. 165 



496. B. Oederi, (Acn.) BR. & ROSTR. 

 Alpine and arctic rocks. Greenland. (Vahl.} 



497. B. geographica, LINN.) TUCKERM. 

 On rocks in alpine and arctic regions. 



Greenland. (Arct. Man.} Arctic America. {Richardson.} Labra- 

 dor or Newfoundland. (Waghorne fate Eckfeldt.} Newfoundland. 

 (Pylaie.} On rocks, Tadousac, Que. (A. T. Drummond.} On 

 sandstone ridges, Wood Mountain, Assa., June, 1895 5 on rocks in 

 the Crow's Nest Pass, Aug. 20, 1897 ; quite common on all the 

 higher Rocky Mountains. (Macann.) Aliaska Peninsula, Alaska. 

 (Rolhrock.) 



Var. lecanorina, FLGERKE. 

 On rocks, Island of Grand Manan, New Brunswick. (Wtlley.} 



498. B. alpicola, (WAHL.) ANZ. 



On alpine and arctic rocks. Arctic America. (Th. Fries.} 



499. B scabrosa. (Acn.) KOERB. 



On Bceomyces in alpine and arctic regions. 



Greenland. (Vahl.} Labrador or Newfoundland. ( Waghorne 

 fide Eckfeldt.) 



500. B. Parmeliarum, (SOMMERF.) TUCKERM. 

 Upon the thallus of species of Parmelia and Cetraria. 



On CetrariaFahlunemis, Islands of Behring Strait. (Wright') On 

 Parmelia olivacea, Leading Tickle, Newfoundland. (Waghorne.} 



501. B. saxatilis, (SCH^R.) KOERB. 



Labrador or Newfoundland. (Waghorne fide Eckfeldt?) 



502. B. urceolata, TH. FR. 



Upon the thallus of various lichens. Greenland. (Vahl.} 



503. B. parasitula, NYL. 



Found on Pilophorus cereolns, var. robustus, on the islands in 

 Behring Strait. (Wright^ 



504. B. glaucomaria, (NYL.) TUCKERM. 



On the thallus of Lecanora glaucoma, Greenland. (Stitzenberger. 



