288 GEOLOGY OF OHIO. 



Parmeeia crinita Ach. 



On tree trunks. In fruit, Marion (Prospect Co.), Franklin Co., E. E. Bogue. 



Parmeeia oeivaceae (L.) Ach. 



Orwell (Ashtabula Co.) E. E. Bogue. 



Parmeeia perforata (Jacq.) Ach. 

 Frequent throughout the state. 



Parmeeia pereaTa (L.) Ach. 

 Franklin Co., E. E. Bogue. 



Parmeeia pertusa Schaer. 



Champaign Co., Miss H. J. Biddlecome. 



ParmEEIA SAXITILIS (L.) Fr. 



Cedar Swamp ( Urbana ) Mrs. E. J. Spence ; Springfield, Miss H. J. Biddlecome. 



Parmeeia Tieiacea (Hoffm.) Floerk. 



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

 Co.) E. E. Bogue; Morgan Co., W. A. Kellerman. 



7. PHYSCIA ( DC, Fr.) Th. Fr. 



Physcia ADGEUTINATA (Floerk) Nyl. 



Champaign Co., Miss H.J. Biddlecome; on trunks and branches of apple, bass- 

 wood, buckeye and hickory, Franklin Co., Marion Co., E. E. Bogue. 



Physcia aouiea uetonsa Tuck. 



Not abundant but widely distributed. 



Physcia astroidea (Fr.) Nyl. 



Champaign Co., Miss H. J. Biddlecome. 



Physcia comosa (Schw.) Nyl. {P. galactophylla Tuck.) 



Near Cincinnati, Thos. G. Lea (Cat.); Cedar Swamp (Urbana) Miss H. J. Biddle- 

 come. 



Physcia eeana Tuck. 



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



Physcia leucomeeea (L.) Michx. 



Near Cincinnati, Thos. G. Lea (Cat.); Cedar Swamp (Urbana) Miss H. J. Biddle- 

 come. 



Physcia obscura (Ehrh) Nyl. 



Common on limestone fences, trunks and branches of many species of trees. 



Physcia pulverulenta (Schreb.) Nyl. 



Common on limestone fences and tree trunks. 



