ADDENDA. 75 



PAGE 



4 1 . Verrucaria pundiformis. 



Adde syn. Verrucaria punctiformis^ Schger. Enum. 220. 

 (in part.) 



42. Verrucaria olivacea. 



Adde syn. Verrucaria carpinea, Schaer. Enum. 221. 



43. Verrucaria gemmata. 



Adde syn. Verrucaria alha^ Schaer. Enum. 219, tab, viii. 

 f. 3. b. c. (exel. syn. Schrad. Spicil., whose figure repre- 

 sents an entire perithecium). 



44. Verrucaria IcBvata, 



Adde syn. Vermucaria lavata^ Schaer. Enum. 217. 



4 5 . Verrucaria plumhea . 



Adde syn. Verrucaria ccervlea^ Schaer. Enum. 216. 

 Verrucaria plumbea, Bohler's Lich. Brit. No. 81. 

 (good figure.) 



46. Verrucaria muralis, 



Adde syn. Verrucaria muralis^ Schaer. Enum. 218. 



4 7 . Verrucaria gernmifera . 



Schaerer (Enum. 118) says, " Hujus speciei {Lecidea con- 

 Jiuens) forma rite nondum explicata videtur Verrucaria 

 gemmifera^ Tayl. in Mack. Hib. ii. 95, ex specimine in 

 coll. Salw.!" Our Plate XX will show its true 

 structure. 



48. Verrucaria peripherica. 



Adde syn. Lecanora rimosa, . d, lactea, Schaer. Enum. 71. 



Verrucaria umhrosa, 



Adde syn. Opegrapha saxatilis^ /3. Tesseratu, Schser. 

 Enum. 159. The sporidia show that it has nothing in 

 common with Opeg. tesseraia^ D. C, or O. saxatilis, 

 D. C. (calcarea, E. Bot.) 



Verrucaria m acrostom a . 



Adde syn. Verrucaria macrostonia^ Schaer. Enum. 214. 

 Through the kindness of my friend, the Rev. Churchill 

 Babington, I have examined an authentic specimen of 

 this plant gathered in the south of France, received 

 by him from M. Montague. It is quite identical 

 with ours. 



