OF GREAT BRITAIN, 455 



immersed; ostiolum black, slightly elevated, hemispherico-conoid ; 

 epithecium poriform ; perithecium entire, thin, black ; spores 8, 

 colourless, elliptical, simple. 



On plastered walls, rare. 1851. 



Syn -.—Sagedia, Leight. Aug. Lioh. 23. (1851.) Mudd Man. 290. 



Fig :— Leight. Aug. Lich. t. 7. i. 4. 



Geog. Distbib :— Europe. 



Bot. Pbov : — 2. 



England :— Sussex ! Mr. Borrer. (1851.) Midweald Mid-Sussex! Mt. &. 

 Davies. 



"Spores .004 in. long, by .00175 to .002 in. broad." (Mudd.) Spores .020— .021 

 mm. long, .010 mm. broad. 



28. V. viridula, (Schrad.) pale-brown ar greenish-olive-brown, 

 thiokish, tartareous, areolato-diffract, areola? polygonal, granulato- 

 crenate, smooth or rugose or verruculose, effuse ; apothecia black, 

 large, semi-immersed, conical ; perithecium dimidiate, very thick and 

 black, inner tunic thin, membranaceous and black; spores 8, colour- 

 less, broadly elliptical, simple, granular, very large. 



On mortar, old walls, rocks, <fcc, frequent. 1798. 



Stn ■—Endocarpon, Schrad. Spio. 192 (1794.) Verrucaria, Ach. L. U. 675. 

 Mudd Man. 289. Sagedia, Leight. Ang. Lich. 23. 



Fig :— E. Bot. t. 533. (bad) Leight. Ang. Lich. t. 7. f. 3. 



Exs :— Leight. 229. Mudd 279. Nyl, 95. Hepp 91. 943. Mass. 21. 209. 331. 

 Am. 101. 170. b. 367. 81. 365. Anzi Venet. 157. 160. 159. Zw. 404. Babb. 875. 

 Anzi Ital. S. 377. 367. Anzi Etr. 39. 



Geog. Disteib : — Germany, Bavaria, Italy, Hungary, Africa, N. America. 



Bot. Pbov:— 1, 2, 3, 4, 5, 6, 7, 8.. .10, 11.. .15.. .19.. .26, 27.. .31. 



England : — Yarmouth. Mr. Turner. (1798.) Sussex ! Mr. Borrer. Hartlepool, 

 Durham ; near Ayton ! Guisboro' ! Airyholme ! Stokesley ! Cleveland. Mr. 

 Mudd. Twycross ! Breedon Hill ! Leicestershire. Rev. A. Bloxam. Norton and 

 Bevere ! Worcester. Dr. Holl. Torquay ! Dr. Deakin. Shanklin Church, Isle of 

 Wight ! Rev. T. Salwey. Batheaston ! Mr. Broome. Countess Weir Bridge ; 

 Westleigh ! Exeter. Mr. Parfitt. Kelvedon, Essex. Mr. Varenne. Tetsworth ! 

 Oxfordshire. Mr. Larbalestier. Shifnal ! Comley ! Wenlock ! High Rock near 

 Bridgnorth ! Hope Valley ! all in Shropshire : Aymestry ! Herefordshire. 



Scotland :— Spittall of Glenshee, Perthshire. Dr. Lindsay, near Aberdeen ; 

 Cove, Kincardine. Rev. J. M. Crombie. 



Ibeland : — Castle Taylor, Galway. Dr. Moore. Great Island and Rosscar- 

 berry, Cork. Mr. Carroll. Ballynakill ! Galway. Mr. Larbalestier. 



Wales : — Between Llangollen and Corwen ! near Dolgelley ! Fishguard 

 Harbour ! Pembrokeshire. 



Channel Islands : — Common on all the Islands. Mr. Larbalestier. 



" Spores. 006 to .0065 in. long, by .003 to .0035 in. broad." (Mudd.) Spores 

 .031— ,033 mm. long, .016— .017 mm. broad. 



***** Thallus pulverulent. 

 t Apothecia semi-immersed, prominent. 



29. V. murina, Leight. mouse-coloured, or cinereo-griseous, 

 thin, tartareous, pulverulent, effuse ; apothecia dark-brownish-black, 

 prominent, semi-immersed, hemispherico-convex ; perithecium thick, 

 black, entire ; epithecium poriform, umbilicate ; spores 8, colour- 

 less, elliptical, simple; paraphyses indistinct; gelatina hymenea 

 vinous-red with iodine. 



On calcareous rocks, rare. 1836. 



