JONES ON THE IKISH LICHENS. 



147 



No. 

 #235. Opegrapha involuta 

 ( Wallr.) 

 236. Sticta limbata (Ach.) 

 *237. Sticta intricata (Del), var. 

 Thouarsii (Nyl.) 



238. Usnea barbata, var. florida 



(Hoffm.) 



239. Eamalina calicaris, var. fari- 



nacea (Fr.) 



240. Sticta sylvatica (Ach.) 



241. Peltigera polydactyla 



{Hoffm.) 



242. Nephroma lgevigatum (^4 ch.) 

 *243. Leptogium tremelloides 



{Ach.) 

 *244. Collema multipartitum 



{Sm.) 

 245. Gyalecta truncigena (Ach.) 

 *246. Squamaria gelida (Linn.) 

 *247. Lecidea sublurida (Nyl.) 

 *248. Lecidea inspersa (Tulasne). 

 *249. Lecidea mutabilis, (Fee), 



both forms. 



250. Lecidea premnea (Fries). 



251. Urceolaria Acharii (LTooJc.) 

 *252. Lecidea lutea (DicTcs.) 



253. Stigmatidium Hutchinsiae 



(Nyl) 



254. Verrucaria. 



255. Pertusaria rupestris (DC.) 



256. Lecanora subfusca (Ach.), 



form. 



*257. Verrucaria Taylori (Car- 

 roll). 



*258. Melanotheca gelatinosa 

 (Chev.) 



259. Arthonia epipasta (Ach.) 



260. Stereocaulon paschale ( Ach.) 



261. Arthonia ilicina (Tayl.) 



262. Cladonia macilenta (DToffm.) 



263. Cladonia uncialis (DToffm.) 



264. Lecidea quernea (Ach.) 



265. Lecidea abietina (Nyl.) 

 *266. Calcium tympanellum 



(Ach.) 



267. Lecidea quernea (Ach.) 



268. Lecidea premnea (Fries). 



No. 



*269. 



270. 



271. 



272. 



*273. 



274. 



275. 



276. 



277. 

 *278. 



279. 

 280. 



281. 



282. 



283. 



284. 



285. 



286. 



*287 

 288, 



289. 

 290. 



Lecidea grossa (Pers.) 

 Collema ? naccidum (Ach.) 

 Urceolaria calcarea, var. con- 



torta (Flic.), form. 

 Yerrucaria lavata (Ach.) 

 Graphis anguina (Mont.) 

 Lecanora subfusca (Ach.), 



var.pannaroides (Carroll). 

 Opegrapha varia (Pers.), 



form. 

 Lecidea (Placodium) canes- 



cens (Ach.) 

 Opegrapha vulgata (Ach.) 

 Graphis elegans (Ach.), and 



Lecidea disciformis (Fr.) 



Collema ■ ? 



Lecanora haematomma 



(Ach.) 

 Lecidea sublurida (Nyl.) 

 Opegrapha atra, var. paral- 



lela (Leight.) 

 Arthonia astroidea (Ach.) 

 Lecanora atra (Ach.) (?), 



with both forms of fructi- 

 fication. 

 Lecidea quadricolor (Dicks.), 



decolorans (FIL) 

 Lecidea disciformis (Fr.), 



both forms of fruit. 

 Lecanora erysibe (Ach.) 

 Lecidea (?) aurantiaca 



(Leight.) 

 Lecanora coarctata (Ach.) 

 Lecanora subfusca (Ach.), 



var. 



291. Verrucaria. 



— ? (nearest 

 Dufourii) Lecidea lentica- 

 laris. 



292. Lecanora subfusca (Ach.), 



form as to thallus. Also 

 a Verrucaria, Mr. Carroll 

 thinks a form saxicola of 

 V. rhyponta (Ach.) 



293. Mixture of lichens, Lecidea 



disciformis. 



294. Mixture of lichens, Lecidea 



myriocarpa. 



