292 GEOLOGY OF OHIO. 



PEACODIUM FERRUGINEUM (Hudds.) Hepp. 

 Frequent on rocks and old fences. 



19. LECANORA Aeh. Tuck. 



Lecanora cervina (Pers.) Nyl. 



On trunks and rails, near Cincinnati, Thos. G. Lea (Cat.) 



Lecanora hageni Ach. 



Champaign Co., Mrs. E. J. Spence, Miss H. J. Biddlecome. 



Lecanora macueata Ach 



Champaign Co., Miss H.J. Biddlecome. 



Lecanora paelescens (L.) Schaer. 



Frequent on trunks, especially chestnut. 



Lecanora paeeescens roseeea Tuck. 



Near Cincinnati, Thos. G. Lea (Cat); Champaign Co., Miss H. J. Biddlecome. 



Lecanora privtgna (Ach.) Nyl. 



Fairfield Co., W. A. Kellerman, Wm. C. Werner; Summit Co., E. E. Bogue. 



Lecanora subfusca (L.) Ach. 

 Frequent on trunks. 



Lecanora subfusca distans Ach. 



" On trunks," near Cincinnati, Thos. G. Lea (Cat.) 



Lecanora tartarea (L.) Ach. 



Champaign Co., Mrs. E. J. Spence, Miss H. J. Biddlecome; Sugar Grove (Fair- 

 field Co.) W. C. Werner. 



Lecanora varia (Ehrh.) Nyl. 



"On old rails," near Cincinnati, Thos. G. Lea (Cat.); Summit Co., Franklin 

 Co., Licking Co., Fairfield Co., E. E. Bogue. 



20. RINODINIA Mass., Tuck. 



RlNODINIA SOPHODES ATROCINEREA Nyl. 



" On trunks and rails," near Cincinnati, Thos. G. Lea (Cat.); Windsor (Ashta- 

 bula Co.) E. E. Bogue. 



21. PERTUSARIA DC. 



Pertusaria communis DC. ( P. pertusa Fr.) 



Springfield, Miss H. J. Biddlecome; Windsor (Ashtabula Co.) E. E. Bogue; 

 ''on trunks" near Cincinnati, Thos. G. Lea (Cat.); Fairfield Co., Wm. C. 

 Werner ; on Blue Beech, Franklin Co., E. E. Bogue. 



