CATALOGUE OF CANADIAN PLANTS. 177 



585. V. chlorotica, AcH. 



On stones, Goose Arm, and Lark Harbour, Newfoundland. 

 (^Wagkorne.) 



586. V. pachyderma, Arnold. 



On rocks, Lark Harbour, Newfoundland. {Was^korne.') 



58'7. V. aquatilis, Mudd. 



On stones, Goose Arm, Newfoundland. {Wagkorne.') 



588. V. papulosa, Floerke. 



On stones, Clark's Brook, Davis Cove, St. John's Beach, Mid- 

 dle Arm, Halfway Point, Coal River and River Head; also 

 another form at Chimney Cove, and another at Wild Cove, New- 

 foundland. {Wagkorne.) 



589. V- brachyspora, Arnold. 



On stones. Middle Arm, Newfoundland. {Wagkorne.) 



590. V. dolosa, Hepp. 



On stones. Leading Tickle and Frenchman's Cove, Newfound- 

 land. (Wagkorne.) 



591. V. epidermidis forma punctiformis, Branth. 



Greenland. (Arct Man.) On living alder stems along the 

 Rideau Rive , south of Ottawa, Ont., April 30th, 1897. (Macoun.) 



58. PYRENULA, (Ach.) 



592. P. punctiformis, (Ach.) N^eg. & Hepp. 



On basswood bark. Central Ontario Junction, Hastmgs Co., 

 Ont.; on bark, Canfield Junction, Ont.; on maple bark. King's 

 Mountain, Chelsea, Que., and Rockcliffe Park, Ottawa, Ont., 

 1897. (Macoun.) Labrador or Newfoundland. {Wagkorne fide 

 Eckfeldt.) 



593. P. thelsena, (Ach.) Tuckerm. 



Labrador or Newfoundland. {Wagkorne fide Eckfeldt.) On 

 bark of a young white birch along the Rideau River, near the 

 12 



