330 



THE LICHEN-FLORA 



apothecia fusco-nigricant or fusco-pallescent or black, small, sub-con- 

 vex, immarginate ; hypotheeium fuscous-black ; spores 8, colourless, 

 oblong, 1-septate. 



On schistose earth in mountainous districts, rare. I860. 



Stn :— Nyl. in Flora 1862. p. 464. Crombie En. 70. 



Geog. Distbib :— France. 



Bot. Pbov : — 15. 



Scotland : — (forma denigrans, Nyl. in. litt.) Ben Lawers. Adm. Jones. (1860). 



236. L. Candida, (Web.) white, squamulose, squamse swollen, 

 lobato-plicate, congested and imbricate in the centre, lobed at the 

 circumference, densely albo-granulato-farinose, (K — G — ) ; apothecia 

 appressed, black, ccesio-pruinose, plane or somewhat convex, margin 

 thickish, entire, flexuose ; hypotheeium reddish-broim ; spores 8, 

 colourless, fusiform, obtuse, 1-septate. 



On the earth among alpine rocks, rare. 



Stn :— Weber SpicU. 193. (1778.) Ach. Syn. 50. Nyl. Scand. 215. Mudd Man. 

 172. 



Fig :— Hoffm. PL Lich. t. 33. f. 2. Hepp Sporen t. 15. f. 124. 



Exs :-Hepp 124. Zw. 347. Anzi It. S. 244. M. & N. 642. Mass. 308. Schao-. 

 167. 



Geog. Disteib : — Europe, Norway, Sweden, Germany, Switzerland, Italy, 

 Pyrenees, Hungary, Africa, America. 



Bot. Pbov : — 1...7...15. 



England : — Anstey's Cove, Torquay. Mr. Holmes. 



Scotland : — Ben Lawers. Adm. Jones <fc Crombie, 



Wales : — Great Orme's Head ! Carnarvonshire. 



A section of the apothecium shows the hymenium to rest on a pale-red dish - 

 brown dense hypotheeium, which is subtended by a horny striated paler exci- 

 pulum, externally marked with a thin dark-brown line. By this and the 

 different chemical reaction at all times distinguishable from L. cwruleonipricans. 

 "Spores .004— .005 in. long, by .00075 in. broad." {Mudd.) "Spores .016 

 —23 mm. long, .0035— .0045 mm. broad." (Nyl.) "Spores .016-24 mm. 

 long, .003 — 4 mm. broad. Gelatina hymenea I blue, especially the apices of 

 the asci, then vinous-red." (T. M. Fries ) Spores .022 mm. long, .004 mm. 

 broad. 



237. L. cceruleonigricans, (Lightf.) glaucous or cceruleo-nigri- 

 cant or pallido-olivaceo-fuscescent, squamulose, squamce bullate or 

 bullato-plicate in the centre, rotundato-lobate at the circumference, 

 smooth, ccesio-pruinose, (K dirty Jrrown) ; apothecia elevated, sessile, 

 bluish-black, naked or ccesio-pruinose, plane, margin thick, obtuse, 

 entire or flexuose ; hypotheeium nigro-fuscous ; spores 8, colourless, 

 fusiform, acute, 1-septate. 



On the earth among maritime calcareous rocks, frequent. 1772. 



Stn :— Lightf. Scot. 805. (1777). L. reticularis, Hffm. PI. Lich. 2. 30. Ach. 

 Syn. 51. Nyl. Scand. 214. Mudd Man. 173. Leight. Lich. FL 2nd ed. 313. 



Fig :— Hffm. PI. Lich. t. 32. f. 3. E. Bot. 1139. 



Exs :— Anzi It. S. 241. (in part) 242. Larbal. 34. Mass. 274. 275. Mudd 143. 

 M. & N. 172. Schaar. 168. Boht 67. 



Geog. Distktb : — Portugal, Algeria, Germany, Switzerland, Italy, France, 

 Pyrenees, Austria, Hungary, Sweden, Norway, Finland, Arctic America, 

 Cape Horn, Asia. 



Bot. Prov :— 1, 2...4, 5.. .7, 8.. .10, 11, 12.. .15.. .19 . 23...29, 30, 3L 



England : — Near Buxton ; near Torquay ; Ventnor, Isle of Wight. Dr. Hull. 

 Westleigh ! Devon. Mr. Parfitt. Cambridgeshire. Rev. Mr. Hemsted. Teesdale, 

 Durham. Rev. J. Harriman,. Westmoreland. Mr. Brunton. near Bristol. Miss 

 Attwood. Gogmagog Hills, Cambridgeshire. Mr. Hailstone. Malham. Dr. Car- 

 rington. near Babbicombe. Adm. Jones. Hurstpierpoint. Mr. Hemminas. 

 Oswestry ! Shropshire. Rev. T. Salwey. Bray Hill, St. Minver near Padstow ! 

 Mr. Teflam. Folkestone, near Sibertswold, near Waldershare Park, Dover. 



