OF GREAT BRITAIN. 475 



England : — Horton Downs ! Sussex. Mr. Davies. 

 Spores . 0265 -.0285 mm. long, .013— .014 mm. broad. 



79. V. linearis, Leight. greyish-white, thin, tartareous, effuse ; 

 apothecia very minute, black, hemispherical, slightly immersed, in- 

 ternally pale ; perithecium very thick, dimidiate, incurved at the 

 base, inner tunic pale ; epithecium depressed, umbilicate ; paraphy- 

 ses distinct ; spores 8, colourless, linear, rounded at the extremi- 

 ties, 3-septate. 



On calcareous rocks, rare. 



Syn :— Leight. Ang. Lich 52. (1851.) Mudd Man. 300. 



Fig : — E. Bot. Suppl. t. 2791. small Verrucaria in fig. 1. Leight. Ang. Lich. 

 t. 23. f. 1. 

 Geog. Distkib : — Europe. 

 Bot Pkov : — 1. 



England : — Chedder \\Mr. Borrer. 

 Spores .019-021 mm. long, .0035—004 mm. broad. 



80. V. lectissima, (Frs.) pale-olive or cinereous-olive or rufous, 

 thin, continuous or rimulose, sub-tartareous, effuse ; apothecia 

 pale-rufous or rufescent, immersed in prominent thalline verruca', 

 hemispherical, papillose ; ostiolum more or less denuded ; epithe- 

 cium a rather large depressed pore ; perithecium dimidiate, rufous ; 

 spores 8, colourless, fusiform, 3-septate ; paraphyses distinct, 

 slender ; gelatina hymenea un tinged with iodine. 



On moist sub-alpine rocks, not frequent. 1836. 



Syn -.—SegestreUa, Fries L. E. 430. (1831.) Nyl. Scand. 278. Mudd Man. 284. 

 V. irrigua & erysiboda, Tayl. Leight. Ang. Lich. 56. 



Fig :— Leight. Ang. Lich. t. 24. f. 4. & 6. 



Exs -.—Leight. 32. Anzi It. S. 394. Zw. 23. LarbaL 49. Schasr. 235. Hepp 696. 



Geog. Distrib : — Pyrenees, Germany, Switzerland, Italy. 



Bot. Pkov :— 1...7...16...18, 19.. .22 26.. .31. 



England : — Penzance ! Cornwall. Rev. T. Salwey. 



Scotland : — Appin and Lerwick in Shetland. Rev. J. M. Crombie. 



Ireland : — Dargle Biver ! co. Wicklow ; Carig Mountain ! Blackwater 

 Bridge co. Kerry. Dr.\Taylor. (1836.) Turk Mountain ; and Ballaghbeama Gap, 

 Kerry. Mr. Carroll. Doughruagh ! co. Galway. Lord Sligo's demesne, West- 

 port ! co. Mayo. Mr. Larbalestier. 



Wales : — Arddog ! Rhaiadr Mawddach ! Rev. T. Salwey. Fridd-du ! Aber 

 Valley ! Llyn Aran ! and Llyn Cae ! Cader Idris ; Cell Fawr ! Barmouth ; Cwm 

 Cywion ! lilyder Vach; Llyn Cwlyd! Bettws-y-coed ! Trefriw ! Llyn Geir- 

 ionyd ! Capel Arthog ! Craig Breidden ! 



Channel Islands : — Kozel "Valley ! Noirmont ! Jersey. Mr. Larbalestier. 



"Spores .005 in. long, by .00075 in. broad, t. 5. f. 120." {Mudd.) "Spores 

 023—27 mm. long, .0045— .0065 mm. broad." (Nyl.) Spores .026— .032 mm. long, 

 .0055 — .006 mm. broad. 



Var. leptalea, (DR. & Mnt.) " apotheciis runs, admixtis aliis 

 infuscatis." 



On trees, rare. 1864. 



Syn -.—Biatora leptalea, D. K. &Mont. Fl. Alger. 1 p. 268. (1846.) Mnt. Syll. 

 339. Nyl. Prodr. 187. Pyr. 38. 



Geog. Disteib : — Algeria, Aland, Norway. 



Bot. Pkov :— 2...7 19...26, 27. . 



England : — New Forest ! Rev. J. M. Crombie. 



Wales : — Wood opposite Tanybwlch Hotel, Capel Curig ! Capel Arthog I 



Ireland: — Curraghmore. Adm. Jones. (1864.) Crosshaven, Cork ; Killarney; 

 Glenbower, Killeagh. Mr, Carroll. Delphi, Killery Bay, Connemara. Mr. 

 Larbalestier^ 



