56 The Ottawa Naturalist. [June 



350. Lecanora badia, (Pers.) Ach. 



On limestone rocks in woods, north of the Aylmer Road, west of 

 Hull, Que., \pril 27th, 1895. 



351. Lecanora varia, (Ehrh.) Nyl. 



On bark of trees old boards and fence rails. On pine bark in 

 woods near the C. P. R. bridge west of Hull, Que., April 27th, 1895. 



352. Lecanora varia, var. symmicta, Ach. 



On trees and fences ; not rare. On bark of living pine trees in 

 woods west of the Reaver Meadow, Hull, Que., April 27th, 1895. 



353. Lecanora varia, var. saepincoia, Fr. 



On the board fence in the cutting for the Aylmer Electric Railway, 

 west of Hull, Que., April 27th, 1895 ; on old fences at Stittsville ; on 

 old fences between Aylmer and King's Mountain, May 22nd, 1897. 



354. Lecanora pallescens, (L.) Schaer. 



On birch trees near Ottawa 1884; on trunks at the base of King's 

 Mountain, May 22nd, 1897. 



355. Lecanora privigna, var. pruinosa, Auct. 



On limestone rucks, in woods, south of the Aylmer Road, west of 

 Hull, April 27th, 1895 ; o" boulders along the road and in fields, 

 Rockcliffe Park ; on limestone boulders in a pasture by Brigham's 

 Creek ; abundant on rocks, King's Mountain, May 22nd, 1897. 



XX. RINODINA, Mass. 



356. Rinodina Ascociscana, Tuck. 



On beech trees in McKay's woods near the Lake, April 24th 1891; 

 on beech trees in woods one mile south-east of Billings Bridge, April 

 19th, 1897. 



357. Rinodina sophodes, (Ach.) Nyl. 



On bark of young red maples in Stewart's bush south of the C. A. 

 R. track April 12th, 1895; very common on bark of young and old 

 red maple trees along the lake at Britannia ; on beech trees in woods 

 one mile south-east of Billings Bridge, April 19th, 1897. 



358. Rinodina constans. Nyl. 



On beech trees in Beechwood Cemetery, April 20th, 1891. 



XXI. PERTUSARIA, DC. 



359- Pertusaria multipunctata, (Turn.) Nyl. 



On old trees in Rockcliffe Park and Beechwood Cemetery, April 

 .27th, 1892 ; on butternut trees along the Aylmer Road west of Hull ; on 

 trunks of the same near the entrance to Hull Roman Catholic Cemetery; 

 on old cedar rails between Aylmer and King's Mountain, May 22nd 

 1897. 



