*®0 THE LICHEN-FLORA 



England :— High Force, Holwick, and Cronkley Fell, Teesdale. Rev. J. 

 Harriman. Buttermere. Mrs. Stanger. Ambleside. Mr. Hailstone. Winch 

 Bridge ; Cauldron Snout ; Charaberry near Eglestone, and in Teesdale Forest, 

 Durham. Mr. Winch: Bridford, Devon. Messrs. Jones and Kingston. Stiper- 

 stonesHill! LongMynd! Shropshire., 



Scotland: — Glen of Leney near Stirling. Dr. F. Buchannan. (1782.) Fort 

 Augustus, Caledonian Canal ! Ben Nevis ! Quiraing, Isle of Skye ! Dr. Lindsay. 

 Ben Lawers. Dr. Maingay. Clova ; Linn of Dee, Aberdeenshire. Mr. Gardiner. 

 Keninore. Dr. Boll. Breadalbane & Braemar. Rev. J. M. tiromhie. 



Ibeland : — Connor Cliffs Dingle ! Blase of Cahar, Mc Gillicuddy's rocks ; 

 Pass of Keim-an-Eigh. Mr. Carroll. Dunkerron Mountain. Dr. Taylor. Glen- 

 gariff ; Carnlough co. Antrim. Adm. Jones. Coast of Antrim. Dr. Moore. Lough 

 Muck ! Letterfrack.and Salreck, co. Galway. Mr. Larbalestiei: 



Wales : — Near Gwastadannas ; Arthog ; Llyn Bodlyn. Rev. T. Salwey. Cader 

 Idris ! Cwm Cywion ! Aran Mowddy ! Moel-y-gest ! near Tremadoc. 



" Spores .003 in. long, by .0015 in. broad." [Mudd.) " Spores .014-^18 mm. 

 long, .006—8 mm. broad." (Nyl. & T. M. Fr.) 



L dispersa, (Crorab.) thallus diffract, scattered. 

 On walls, Craig Tulloch, very sparingly. Rev. J. M. Grombie. 

 (1870). Moel-y-gest ! near Tremadoc. 



Subthebe V. PLACODEI. 



Tnalius radiate or laciniato-radiate. Apothecia lecanorine . or 

 sub-biatorine. Spores 8, colourless, ellipsoid, polari-bilocular, rarely 

 simple or 1-septate. Paraphyses distinct. Sterigmata articulate. 

 Spenriatia slender, shortly cylindrical. 



V. P3LACODIUM, DG. Nyl. 

 Characters as aboye. 



A. Thallus flavescemt. 



1. P. murorwm, (Hffm.) bright yellow, orbiculari-radiate, adiiate, 

 rimoso-areolate or rimoso-squamulose and whitish in the centre, 

 plicato-laciniate at the circumference, lacinim narrow, convex, incurved 

 and subcrenate at the apices, very rtdkutely granulato-scdbrous on the 

 upper surface ; apothecia dusky orange-coloured, disk minutely granu- 

 late, margin entire ; spores 8, colourless, ellipsoid, polari-bilocular ; 

 K red or purple. 



On walls, rocks, &c. frequent. 



Syn :— Hffm. Enum. 63.(1784J Ach. Syn. 181. Nyl. Scand. 136. Mudd Man. 

 a. 132. 



Fig :— Hffm. En. t. 9. f. 2. PL L. 1. 17. f. 3. Hepp Sporen t. 22. f. 196. 



Exs :— Hepp 196. Nyl. 119. Mass. 93. in part. Mudd 94. Zw. 58. Leight. 113. 



Geog. Distbtb : — Throughout the world. 



Bot. Pbov :— 1, 2, 3, 4, 5, 6 ..10, ll...(19— 80)...SL 



England : — Bilsdale ! Black Hall rocks near Hartlepool ! Mr. Mudd. near 

 Gainford, Durham, and coast of Northumberland. Mr. Winch. Kelvedon; 

 Misfley, Essex. Mr. Varenne. Exeter. Mr. Pdrfitt. Midland Counties. Mr,' 

 Purton. Guestling, Sussex, and Great Glenham, Suffolk. Rev. E. N. Bloomfield. 

 Swinnop. East Allendale, Northumberland. Rev. W. Johnson. Saltwood Castle, 

 near Hythe. Mr. Holmes. Moreton ; Gidleigh ; Hsihgton ; Inwardleigh ; Tor 

 Abbey ; Babbicombe, Devon. Messrs. Jones and Kingston, near Yarmouth. Mr. 

 D. Turner. 



Scotland : — Forfar. Mr. Croall. frequent in lowlands and maritime districts. 

 Rev. J. M. Grombie. 



Ibeland : — Walls and rocks, common. Mr. Carroll. 



Wales ; — Caswell Bay 1 Mumbles. : i 



