230 



THE LICHEN-FLORA 



" Spores .039 to .045 in. long, by .017 to .018 in. broad." (Mudd.) "Spores 

 .130— .160 mm. long, .048— 60 mm. broad." (Nyl.) "Spores .130—205 mm. 

 long, .042— 65mm. broad." (T. M. Fr.) Spores .170mm. long, .060— .080 mm. 

 broad. 



forma rupestris, DC. verruose aggregato-deformed, verrucoso- 

 areolate. 



On rocks, common. 



Syn :— D.C. 1. c. Ach. Syn. 109. Nyl. Scand. 178. Mudd Man. 272. 



Fig :— Hepp Sporen t. 76. f. 670. 



Exs :— Nyl. 48. Mudd 259. Anzi Ven. 164. Hepp 670. Anzi It. S. 348. Zw. 

 244. Schser. 648. 



Geog. Distbtb : — Switzerland, Italy, Germany, Prance, Madeira. 



Bot. Peov :— 5...7...10...15...19...31. 



England : — Ingleby Greenbow ; Ayton ! Cleveland. Mr. Mudd. Bristol, 

 MissAUwood. 



Scotland :— Birnam ! Dr Lindsay. 



Ireland : — Glenarm. Dr. Moore. 



Wales :— Barmouth ! 



Channel Islands : — St. Brelade's, Jersey. Mr. Larbalestier. 



" Spores ,039 to .049 in. long, by .012 to 017 in. broad." (Mudd.) 



10. P. dactylina, (Ach.) white, thin, unequal, papillato-dacty- 

 loid, stipitate ; apothecia in the apices of the papillae ; spores 1, 

 colourless, ellipsoid, simple. 



On moss in alpine districts, rare. 1870. 



Syn :— Ach. Prodr. 89. (1798.) NyL Lapp. or. 140. Crombie En. 60. Iridium, 

 Ach. Syn. 282. 



Fig :— Ach. Meth. t. 3. f. 6. 



Exs :— Fellm. 144. 



Geog. Distrib :— E. Lapland, Norway. 



Bot. Pbov :— 7.. .15. 



Scotland : — Morrone ; Cairn Turc, in Glen Dee and Glen Candlie, Braemar. 

 Messrs. Brown <b Crombie. 



Wales : — Cwm Cywion ! 



Nyl. Lapp. Or. 141, says this species has no reaction with K. but Fellm. 144 ! 

 and also a specimen from Norway give decided reaction K yellow C yellow. 

 " Spores .125—220 mm. long, .065—85 mm. broad." (T. M. Fr.) 



C. Thallus K yellow, G reddish-orange. 



11. P. bryontha, (Ach.) white or whitish, thin, effuse, sub- 

 granulato-unequal ; apothecia dark-livid, liver-colour or fusces- 

 cent, opake, lecanoroid, thalline margin ultimately depressed 

 and eicluded; spores 1, colourless, ellipsoid, simple. 



On moss in alpine places, rare. 



Syn :— Ach. Meth. 167. (1803.) Syn. 156. NyL Scand. 178. Crombie En. 59. 

 Exs :— Th. M. Er. 9. Fellm. 142. Arn. 108. 

 Geog. Distrd3 : — Norway, E. Lapland, Germany. 

 Bot. Peov: — 15. 



Scotland : — Cairngorm and Bennaboord, Braemar. Sev. J. M. Crombie. 

 "Spores .150— .220 mm. long, .050— 70 mm. broad." (Nyl.i "Spores .112 

 —230 mm. long, .040—70 mm. broad." (T. M. Fr.) 



12. P. melaleuca, (Sm.) yellowish-cream-colour, thin, mem- 

 branaceous, sub-determinate, smoothish ; verrucce scattered, hemi- 

 sphmrico-depressed, irregular ; ostiola brownish-black, pseudo-disciform, 

 depressed, thalline margin lacerate ; spores 2, colourless, ellipsoid, 

 simple. 



On trees, not common. 1812. 



Syn :-Smith in E. Bot 2461. (1812.) T. & B. Lien. Brit. 183. Mudd Man. 

 275. 



