39* THE LICHEN-FLORA 



"Spores .005— 8 mm. long, .0083— 4 mm. broad." (iVy?.) Spores .0085 mm. 

 long, .004 mm. broad. 



k 



4. L. Larbalestierii, Leight. pallido-stramineous, minutely and 

 irregularly granulate, slightly pulverulent, thin, effuse, indetermi- 

 nate, (K yellow C — ) ; apothecia black, slightly shining, very nume- 

 rous and minute, rounded, variously angular or sublirellceform by 

 compression, stipitate, coacervate and aggregate and difformed, in 

 irregular scattered very prominent groups or clusters about the size 

 of mustard-seed ; epithecium plane or often compressed and ope- 

 graphine or rimceform, with an elevated thickish incurved margin ; 

 hypothecium pale-brownish, somewhat nigricant ; hymenium dusky, 

 paraphyses distinct, slender, apices colourless; spores 8, colour- 

 less, oblong or ellipsoid, simple. 



On quartzose rocks, very rare. 1877. 



Bot. Prov :— 26. 



Ireland : — Banks of Kylemore Lake ! eo. Galway. Mr. Larbalestier. (1877. ) 

 Spores .016 — .017 mm. Jong, .008 — .009 mm. broad. Iodine tinges thecse blue 

 then fulvescent. A most remarkable and striking lichen. 



5. L. Andrewii, Stirt. white or whitish or when rubbed cineras- 

 cent, (K — C — ) thickish ; apothecia black, small, at first albovelate, 

 at length erumpent, crowded, sessile or innato-sessile, rotundate, 

 oblong, simple or rarely divided ; epit/iecium rimceform, at length 

 explanate, fulvescent ; proper margin prominent, generally inflexed ; 

 paraphyses distinct, colourless at the apices ; hypothecium colour- 

 less ; spores 8, colourless, simple, shortly ellipsoid or often globose, 

 nucleolate. 



On granite rocks, rare. 1878. 



Syn :— Stirton in Scottish Naturalist July 1878. p. 300. 

 Bot. Pkov : — 13. 



Scotland :— New Galloway. Mr. J. M Andrew. (1878.) 

 " Spores .0065— .011 mm. long, .005— .007 mm. broad. Gelatina hymenea 

 I—." (Stirt.) 



6. L. cerebrina, Schser. ctbalky-white, tartareous, contiguous, 

 (K — C — ) ; apothecia scattered or congregate, sessile, variously 

 plicato-deformed, blade ; hypothecium black, thick ; spores 8, 

 fuliginous or nigricant, lineari-oblong, 1-septate. 



On calcareous rocks, rare. 



Syn:— Schfer. Spic. 136. 196. (1823-1836.) Nyl. Prodr. 140, Opegraplut, DC. 

 Leight. Br. Graph. 8. Mudd Man. 226. 



Fig:— B. Bot. Suppl. 2632. tig. 1. (1830.) Leight. Br. Graph, t. 5. f. 2. 

 - Exs :— Arn. 133. Anzi Langob. 202. 



Geog. Distrlb : — Bavaria, Italy, Pyrenees, France. 



Bot. Pkov:-1...8...10, 11, 12. 



England : — Northern Counties. Mr. Dickson. Teesdale ! Durham. Sev. J. 

 Harriman. Ingleborough. Dr. Garrinyton. Penhill. Mr. Baker. Matlock co. 

 Derby. Dr. Hoik Dartmouth. Mr. Parfitt. 



" Spores .0035 to .004 in. long, by .00125 to .0015 in. broad, t. 4. f. 88." 

 (Mudd.) " Spores .015—21 mm. long, .008— .011 mm. broad." (Nyl.) Spores 

 .023 mm. long, .012 mm. broad. 



7. L. interjecta, Leight. albido-subvirescent, tartareous, thin, 

 fwrfuraceous, almost evanescent ; apothecia black, lirellaform, some- 

 what shining, linear, simple or sometimes branched, solitary or 



