OF GHEAT BRITAIN. 229 



Oswestry! Rev. T. Salwey. Cumberland. Mrs. Stanger. Norwich. Sir W. J. 

 Haoker. Maresfield and Uckfield, Sussex. Mr. Borrer. Forncet Church Yard and 

 Burgh Church, Suffolk. Messrs. Turner & Borrer. Selby, Yorkshire. Mr. Tees- 

 dale. Teesdale Forest, and Cronkley Fell, Durham. Rev. J. Harriman. Cheshire. 

 Mr. Bradbury. Flixton Park, Suffolk. Mr. Turner. Epping Forest ! Rev. J. M. 

 Crombie. Kelvedon, Essex. Mr. Varenne. Devonshire. Messrs. Jones & Kingston. 

 Oaer Cavadoo ! Shropshire. 



Scotland : — Blackford near Edinburgh. Sir J. E. Smith. Glen Callater ! 

 Mr. Gardiner. 



Ireland : — Carig Mountain j Dunkerron ! Dr. Taylor. Killarney. Sir T. 

 Gage. Bantry. Miss Hutohins. Lough Finnehy ! Dr. Taylor, near Letterfrack ! 

 Mr. Larbalestier. 



Wales :— Moel Siabod. Snowdon. Mr. Holmes. Cwm Bochlwyd ! Crib Coch ! 

 Snowdon ; Aran Mowddy ! 



"Spores .024 to .031 in. long, by .011 to .013 in. broad." (Mudd.) "Spores 

 .080— .150 mm. long, .050— 82 mm. broad." (Nyl.) "Spores .067— .150 mm. 

 long, .046—82 mm. broad." (7. M. Fr.) 



8. P. reducta, Strtn. clnerascent or cinereo-fuscescent, thin, 

 rimuloso-areolate, (K yellow then intense red) ; apoihecia sessile, 

 inclosed in monocarpous thalline verrucoe, fuscous or rufo-fuscous. 

 lecanorine, ccesio-pruinose ; spores 1, colourless or somewhat fus- 

 cescent when old, oblong; paraphyses crowded, distinct, some- 

 what anastomosing. 



On trees, rare. 1874. 



Syn :— Stirton in Scott. Naturalist 4. p. 28. (1877.) 



Bot. Pkov:— 16. 



Scotland : — Ben Brecht, Argyleshire. Mr. Paterson. (1874.) 



" Closely allied to P. multipunctata, (Turn.) younger spores with broadish 

 epispore, mature ones with coarsely granular contents. Spores .09 — .014 mm. 

 long, .03 — .04 mm. broad. Gelatina hymenea I blue especially the thecaa." 

 {Strtn.) 



B. Thallus K yellow, C yellow. 



9. P. communis, DC. albido-cinerasccnt, membranaceo-cartila- 

 ginous, smoothish or rugose, verrucoso-areolate, verruca sub-glo- 

 boso-deformed ; apothecia 1 or more ; ostiola minute, punctiform, 

 depressed, nigriaant ; spores 2 (sometimes 1 or 3), colourless, 

 ellipsoid, simple. 



On trees, common. 



Syn :— D. C. Flor. Fr. 2. 320. (1805.) Nyl. Scan. 178. Porina pertusa, Ach. 

 Syn. 109. 



Fig :— E. Bot. 677. Leight. Ang. Lich. t. 9. f. 3. 



Exs :— M. & N. 171. (in part) Schser. 118 (in part) Zw. 290. Mass. 16. Mudd 

 264. Hepp 222. 676. Bohl. 54. Stenh. 139. Reich. & Schub. 32. 



Geoo. Disteib : — Europe generally, Madeira. 



Bot. Pbov :— 1, 2, 3, 4, 5.. .7.. .10, 11...15...19...30, 31. 



England : — Torquay ! Devon. Dr. Deakin. Oswestry ! Rev . T. Salwey. Sus- 

 sex ! Mr. Borrer. Ayton ! Cleveland. Mr. Mudd. New Forest ! Messrs. Turner 

 and Lyell. Northumberland and Durham, Mr. Winch. Haldon, Exeter. Mr. 

 Parfitt. Kelvedon, Essex. Mr. Varenne. Oversley and Pophills, Warwickshire ; 

 Shotover Hill, Oxford, Hord's Park, Salop. Mr. Burton. Great Glenham, Suf- 

 folk. Rev. E. N. Bloomfield. North Bovey, Devon. Rev. J. P. Jones. Seven 

 Oaks, Postling, Wye, Kent. Mr. Holmes. Haughmond Hill ! Bomere Pool ! 

 Shrewsbury ; Aymestry ! Herefordshire. Arkoll Hill ! Shropshire. 



Scotland : — Hunter's Hill, Glammis ! Mr. Gardiner. Aberfeldy, Dr. Holl. 



Ibeland : — Blarney ! near .Cork. Mr. Carroll, near Belfast. Mr. Templeton. 

 Askew Wood co. Kerry. Dr. Taylor. 



Wales : — Glyn ! near Capel Curig ; Bettws-y-coed ! Trefriw ! Edderton ! 

 near Forden. 



Channel Islands :— Jersey, Guernsey, Sark. Mr. Larbalestier. 



