458 



THE LICHEN-FLORA 



Geog. Distrib :— Europe. 



Bot. Pkov :— 5. 



England : — Porthill ! near Shrewsbury, Shropshire. (1870.) 



ft Apothecia insculpted. 



84. V. calciseda, D.C. white or greyish-white, thin, tartareous, 

 pulverulent, effuse or evanescent ; apothecia black, minute, very 

 numerous, deeply immersed and insculpted in the thallus and rock ; 

 ostiolum depresso-hemispherical j epithecium poriform, often ir- 

 regularly fissured ; peritheeium dimidiate, black, inner tunic black ; 

 paraphyses none; spores 8, colourless, elliptico-oblong, simple, 

 granular ; gelatina hymenea vinous-red with iodine. 

 On calcareous rocks, frequent. 



Stn:— DC. El. Er. 1. 317 (1805.) Mudd Man. 292. Limboria sphirwtrina, Nyl. 

 Pyren. 62. 



Exs:— Leight. 30. Mudd 280. Schasr. 104. M. & N. 951. Anzi Ital. S. 373. 

 375. 376. Arn. 310. 309. 311. . 



Geog. Distrib : — Switzerland, Bavaria, Italy, France. 



Bot. Peov:— 1...4, 5, 6, 7.-10.. .15.. .(19— 30). 



England : — Bilsdale ! Yorkshire. Mr. Mudd. Bury, Suffolk. Mr. Larbalestier. 

 Chudleigh ; Berry Head, Devon. Mr. Parfitt. near Cirencester. Mr. W. Joshua. 

 Llanymynech Hill ! Shropshire. 



Scotland :— Craig Guie ; Craig Tulloch. Sev. J. M. Crombie. 



Ireland : — On limestone, common. Mr. Carroll. 



Wales :— Great Orme's Head ! Eglwyseg rocks ! Giltar Point ! Tenby. 



" Spores .0035 in. long, by .0015 to .002 in. broad." (.Mudd.) Spores .020— 

 .021 mm. long, .010 mm. broad. 



Var. purpurascens, (Hffm.) thallus of a pale-rose or rosy-purple 



tinge ; apothecia larger. 



On calcareous rocks, rare. 1861. 



Stn :— Hoffm. PI. Lich. L 74. (1790.) Nyl. Pyrenoc. 31. Mudd Mas. 292. 

 Fig :— Hoffm. PI. Lich. t. 15. f. 1. & t. 39. f. 3. 

 Exs :— Schasr. 440. Mass. 207. Anzi Langob. 246. 

 Geog. Distbib :— France, Switzerland, Pyrenees, Italy, Bavaria. 

 Bot. Peov:— 1... 11. 



England: — Castle Eden Dean, Durham. Mr. Mudd. (1861.) Exeter. Mr. 

 Parfitt. 

 Spores .022— .023 mm. long, .012— .013 mm. broad. 



****** Thallus squamulose. 



35. V. tephroides, (Ach.) cinereous or aZbido-cinereous or cinereo- 

 fuscescent, squamulose, squamulae adnate, smooth, tessellato-areolate, 

 undulato-lobate ; apothecia black, minute, immersed ; ostiolum 

 sub-hemispherical, slightly prominent ; epithecium poriform, 

 dilated ; peritheeium entire, thin, membranaceous, black ; spores 8, 

 colourless, narrow-oblong, simple, sometimes pseudo-bilocular ; 

 paraphyses indistinct ; gelatina hymenea vinous-red with iodine. 



On the earth in alpine regions, rare. 1808. 



Stn :— Ach. Prodr. 18. (1798.) Syn. 98. Nyl. Pyren. 17. Scand. 267. Sagedia 

 cmerea, Leight. Ang. Lich. 22. Mudd Man. 268. 



Fig :— E. Bot. t. 2013. Hepp Sporen t. 24. f. 221. f. 1, 



Exs :— Schasr. 647. Hepp 221. Fellm. 212. Zw. 103. Larbal. 96. 



Geog. Distbib :— Germany, Sweden, E. Lapland, Hungary, Switzerland, N, 

 America. 



Bot. Pbov : — 1..40...15...18...31. 



