MASS. : LICH. ITAL. 
375 
Mass. 258 A-B. Arthopyrenia Persoonii var. proteiformis Mass. 
259. Catopyrenium Tremniacense Mass. 260. Peltigera polydac- 
tila Hoffm. 261. Pertusaria leucostoma Mass. 262. Poliblastia 
sericea Mass. 263. Pachyospora viridescens var. calcarea Mass. 
264. Buellia punctiformis Mass. 265. Buellia punctiformis var. 
tumidula Mass. 266 A. Pachyospora calcarea Mass. B. f. bul- 
losa Mass. 267. Pachyospora farinosa Mass. 268 A. Buellia 
major DNtrs. B. f. crustulata Mass. 269. Bacidia cornea Mass. 
270. Aspicilia polygonia var. trachytica Mass. 271. Buellia 
maritima Bagl. 272. Buellia dispersa Mass. 273. Thalloidima 
diffractum Mass. 274. Thalloidima vesiculare Mass. 275. Thal- 
loidima vesiculare Mass. var. teretocarpum Mass. 276 A-B. Le- 
cania Nylanderiana Mass. 277. Schismatomma dolosum Kbr. 
278. Parmelia physodes Ach. 279. Acarospora photina Mass. 
280 A,B- Acrocordia macrospora Mass. 281. Acarospora sma- 
ragdula Mass. 282. Acarospora? Velana Mass. 283. Acarospora 
cervina f. normalis Mass. 284. Acarospora cervina f. percaena 
Mass. 285. Acarospora cervina f. leucopsora Mass. 
Fasciculus IX. 286. Roccella fuciformis Ach. 287. Rama- 
lina polymorpha var. humilis Mass. 288. Ramalina polymorpha 
var. rosacea Mass. 289. Diplotomma populorum Mass. 290. Di- 
plotomma populorum var. parasemum Mass. 291. Diplotomma 
populorum var. effusum Mass. 292. Cladonia squamosa. A. f. crassa 
Mass. B. f. frondosa Mass. C. f. sympliciuscula Mass. 293. Ri- 
nodina leprosa Mass. 294. Rinodina leprosa Mass. A. var. leci- 
deina Mass. B. f. capniochroa Mass. C. f. fuliginea Mass. 
295. Rinodina controversa Mass. 296. Rinodina controversa Mass. 
f. crustulata Mass. 297. Cetraria cucullata Ach. 298 A. Artho- 
pyrenia fraxini Mass. B. f. rufidula. C. f. orbicularis Mass. 
300. Psorotichia murorum Mass. 301. Buellia italica var. lactea 
Mass. 302. Buellia italica var. recobarina Mass. 303. Bu- 
ellia italica var. tumida Mass. 304. Porina muscorum Mass. 
305. Lecania fuscella Mass. 306. Lecania fuscella f. nivea Mass. 
307. Lecania fuscella f. deformis Mass. 308. Thalloidima can- 
didum Mass. 309. Lecanora Trevisanii Mass. 310. Lecanora 
frustulosa var. thiodes Schær. 311. Pyrrhospora quernea Kbr. 
312 A. Enchylium affine Mass. B. var. pulvinatum Mass. C. var. 
melanophæum Mass. 313. Parmelia conspersa var. imbricata 
