42 Cincinnati Society of Natural History. 



46. Sticta pulmoxaria (L.) Ach. At base of trees, 

 common. 



47. S. QUERCIZANS (Mx.) Ach. On rocks, Fairfield, 

 Werner. 



Nephroma, Ach. 



4<S. N. Helvkticum, Ach. Greene, Biddlecome ; Cham- 

 paign, Spence. On trunks, Lea (Cat.). 



Peltigera, Willd. 



49. P. APTHOSA (L.) Hoffm. Champaign, Spence. 



50. P. CANiNA (L.) Hoffm. Champaign, Biddlecome, 

 vSpence. Damp places. John L. Riddell (Synop., 1835). 

 Rotten trunks, Lea (Cat.) ; Ashtabula, Bogue. 



51. P. CANINA (L.) Hoffm. var. .SPURIA, Ach. Champaign, 

 Biddlecome, Spence. 



52. P. HORizoNTALis (L.) Hoffm. Greene. Biddlecome; 

 Lea (Cat.) ; Fairfield, Kellerman ; Painesville, Werner. 



53. P. POLYDACTYLA (Neck.) Hoffm. Common on earth 

 and rotten wood. 



54. P. ruee.scexs (Neck.) Hoffm. Champaign, Biddle- 

 come, Spence ; Summit, Bogue. 



55. P. .sciTATA (Dicks.) Leight. Champaign, Biddle- 

 come. On the earth, Marion, Bogue. 



SOLORINA, Ach. 



56. S. Dp:spreauxii, Montag. On the earth, Lea (Cat.). 



Pannari.\, Delis. 



57. P. leuco.sticta. Tuck. On Oak bark, Fairfield, Bogue. 



58. P. RUBiGNOSA (Thumb.) Delis. Champaign, Spence. 



Collem.v, Hoffm. 



59. C. CRiSPUiM, Bore. Champaign, Biddlecome. 



60. C. CYRTASPis, Tuck. Champaign, Biddlecome, Spence. 



61. C. FLACCiDUM, Ach. Champaign, Spence. 



62. C. NiGRESCENS (Huds.) Ach. Champaign, Biddle- 

 come, Spence, on bark, Werner. 



63. C. PYXCNocARPrM, Xyl. Springfield, Biddlecome. 



