BOTANY. 291 



Collegia cvrtaspis Tuck. 



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



Coeeema flaccidum Ach. 



Champaigu Co., Mrs. E. J. Spence. 



COELEMA NIGRESCENS ( Huds.) Ach. 



Champaign Co., Mrs. E. J. Spence, Miss H. J. Biddlecome; on bark, Wm. C. 

 Werner. 



COLEEMA PYCNOCARPUM Nyl. 



Springfield, Miss H. J. Biddlecome. 



COEEEMA RYSSOEEUM Tuck. 



Springfield, Miss H. J. Biddlecome. 



COLEEMA TENAX ( Sw.) Ach. 



Springfield, Miss H. J. Biddlecome. 



17. LEPTOGIUM Fr., NyL 



Leptogium eacerum (Sw.) % Fr. 



Springfield, Miss H. J. Biddlecome ; Prospect ( Marion Co.) E. E. Bogue. 



Leptogium myochroum (Ehrh.) Tuck. 



Springfield, Miss H. ]. Biddlecome ; Orwell (Ashtabula Co.) E. E. Bogue. 



Leptogium myochroum saturninum (Sm.) Schaer. 

 Springfield, Mrs. E. J. Spence. 



Leptogium pulcheeeum (Ach.) Nyl. 

 Common on tree trunks. 



Leptogium tremeeeoides (L. fil.) Fr. 



On sandstone rocks, Fairfield Co., Wm. C. Werner. 



18. PLACODIUM (DC.) Naeg. & Hepp. 



Peacodium aurantiacum (Lightf.) Naeg. & Hepp. 



Windsor (Ashtabula Co.) E. E. Bogue; on bark, Painesville, Wm. C. Werner. 



Peacodium camptidium Tuck. 



Ohio, Miss H. J. Biddlecome (Tuck. N. A. Lichens). 



Peacodium cinnaearina (Sm. f.) Fr. (Biatora ci?mabarina Sm. f. Fr.) 

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



Placodium cerinum ( Hedw.) Naeg. & Hepp. 



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

 Franklin Co., Marion Co., Fairfield Co., E. E. Bogue. 



