52 



The Ottawa Naturalist. [June 



318. Peltigera canina, (L.) Hoffm. 



On earth, rocks and the bases of trees in cool woods. On earth 

 in pine woods RockcHffe Park ; on earth Ottawa East ; on earth and 

 rocks in woods west of the Beaver Meadow, Hull, Que. ; on old logs 

 in woods Carleton Place ; on the earth at the base of trees in woods, 

 Leamy's Lake ; on earth in a swamp at Stittsville ; very common on 

 earth, old wood and rocks, King's Mountain, May 22nd, 1S97. 



XIV. SOLORINA, Ach. 



^19. Solorina saccata, (L.) Ach. 



On calcareous earth in the damp crevices of the limestone ledges 

 facing the Ottawa below Governor's Bay, Rockcliffe Park, April 17th, 

 1895. 



XV. PANNARIA, Delis. 



320. Pannaria lanuginosa, (Ach.) Kcetb. 



On limestone ledges along the cliffs of Rockcliffe Park, April 17th 

 1895 ; on overhanging rocks along the Beaver Meadow west of Hull, 

 Que. ; also along the Ottawa River on limestone cliffs near Tetreauville, 

 Little Chaudiere ; on limestone rocks Ottawa East ; also near the Ex- 

 perimental Farm ; very common on the faces of damp rocks King's 

 Mountain, May 22nd, 1897. 



321. Pannaria leucosticta, Tuckerm. 



On trunks and rocks, rare. On bark of, balsam poplar in woods 

 south of the Aylmer road, west of Hull, Que., April 27th 1895; on 

 boulders Rockcliffe Park ; and on stones West End Park ; on beech 

 trunks in woods one mile south east of Billings Bridge ; on beech 

 trunks north or Beechwood Cemetery ; on rocks King's Mountain, 

 May|22nd, i897- 



322. Pannaria microphylla, (Schm) Delis. 



Forming a thick crust on rocks. On boulders in woods north of 

 Aylmer Road, west of Hull, Que., April 27th, 1895; o^^ boulders, 

 "Pine Hill," Rockcliffe Park and in -Beechwood Cemetery; quite 



common on damp boulders, King's Mountain, May 22nd, 1897. 



323. Pannaria lepidiota, Fr. 



On earth and amongst moss on rocks. On moss on a stone in 

 woods, south of Aylmer Road, west of Hull, Que., April 27th, 1895. 



324. Pannaria nigra, (Huds.) Nyl. 



On limestone rocks by the cliffs along the Ottawa, Rockcliffe Park, 

 April i6th, 1891, ; on limestone rocks in a field by the Beaver Meadow 



