170 GEOLOGICAL SURVEY OF CANADA. 



Belleville, Hastings Co., Ont.; on young pines and poplars at 

 Wooler, Ont. {Macoun.) 



532. A. dispersa, (Schrad.) Nyl. 



On bark, Irishtown, Newfoundland. {Waghortie.) On bark of 

 young maples at Ottawa, Ont., April l6th, 1892, and on maple 

 bark near Leamy's Lake, Hull, Que., 1897. {Macoun.) 



533. A. tsediosa, Nyl. 



On young beech and maples at Buckingham, Que., May^i4th,. 

 1 896. {Macoun.) 



534. A. populina, Mass. 



On poplar bark at Grand Lake and Lark Harbour, Newfound- 

 land. {Waghorne.) 



535. A. raunidia, Nyl. 



Labrador or Newfoundland. {Waghorne fide Eckfeldt.) 



46. MYCOPORUM, NyL 



536. M. pycnocarpum, Nyl. 



On bark of oak trees at Aylmer, Que.; abundant on young trees 

 of Acer rubrum in a swamp above the Central Ontario Junction,, 

 Hastings Co., Ont. {Macoun^ 



4-?. SIPHULA, Pries. 



537. S. ceratites, Nyl. 



Clearwater Lake, northern Labrador, July 21st, 1896. {A. P. 

 Low.) This occurs on islands in Behring Strait. {Wright.) On 

 Attu Island, Behring Sea, Aug. 29th, igoi. (/. M. Macoun.) 



48. SPH^ROPHOROS, Pers. 



538. S. globiferous, ^Linn.) DC. 



Labrador or Newfoundland. {Wagh»'tie ^ide Eckfeldt.) Arctic 

 America. {Herb. Hooker.) On earth in bogs. Salt Lake, Anti- 

 costi, Que.; on trees in bogs and on rocks at Truro, N.S.; on 

 rocks, summit of Mount Albert, Gaspe Co., Que.; on trees at 

 Hastings, Burrard Inlet, B.C.; on trees, at Nanaimo, Vancouver 



