492 



THE LICHEN-FLORA 



On mortar and calcareous rocks, not common, 1830. 



Syn :— Kyi. Prodr. 184. (1857.) Pyren. 32. Mudd Man. 282. Verr. muralis, 

 Leight. Ang. Lich. 46. 



Fig :— E. Bot. Suppl. t. 2647. f. 2. Leight. Aug. Lich. t. 20. f. 1. 



Geog. Distrib : — France, Belgium, Italy. 



Bot. Pbov:— 1, 2, 3...5...7...15...19. 



England :— Sussex ! Mr. Borrer. (1830.) Exeter. Mr. Pwfttt. Messing, 

 Kelvedon ; Mistley, Essex. Mr. Varenne. Wenlock ! Shropshire. 



Scotland :— Morrone. Adm. Jams. Craig Guie, Braemar. Bev. J. M. Crombie. 



Ireland : — Glanmuir ! near Kiverstown, Cork. Mr. Carroll. 



Wales : — Bridge below Llyn Bodlyn ! Merionethshire. Bev. T. Salwey. 

 Aberdovey ! Bev. A. Bloxam. 



"Spores .005 to .007 in. long, by .002 to .0035 in. broad." (Mudd.) "Spores 

 .018-34 nun. long, .011—17 mm. broad." (Nyl.) Spores .03— .033 mm. long, 

 .011 mm. broad. 



134. V. inumbrata, Nyl. fuscescemt or darkly-cinereo-fuscescent 

 or dark-tawny, thin, effuse, unequal, often dispersed ; apothecia 

 moderate, covered with the thallus ; ostiolwm naked ; epithecium 

 most minute, generally impressed ; perithecium entire, black ; 

 spores 8, colourless, oblongo-ellipsoid or ellipsoid, murali-divided ; 

 gelatina bymenea vinous-red with iodine. 



On alpine micaceo-schistose rocks, very rare. 1864. 



Syn :— Nyl. in Flora 1864. p. 255. Carroll in Seem. Journ. Bot. 3. 292. 



Geog. Distbib : — Europe. 



Bot. Pbov : — 15. 



Scotland : — Ben Lawers. Adm. Jones. (1864.) 



" Spores .033—50 mm. long, .017—25 mm. broad." (Nyl.) 



135. V. submumbrata, Nyl. cinerascent, very thin or sub- 

 evanescent ; apothecia in fuscescemt, thalline verruculce ; similar to 

 V. inumbrata, Nyl. in Flora 1864. p. 355, but differs (perhaps 

 only as a subspecies) in the smaller spores .022 — 30 mm. long, 

 .015 — 18 mm. broad. 



On micaceo-schistose rocks, rare. 1877. 



Syn :-Nyl. in Flora. 1878. p. 246. 



Bot. Pkov :— 26. 



Ireland : — Kylemore. Mr. Larbalestier. (1877.) 



136. V. modesta, Nyl. whitish, thin, continuous or rimose, 

 unequal, with small protuberances, in which are included the apothecia ; 

 perithecium colourless, fuscescent upwards , ostiolum a fuscous 

 point ; spores 8, colourless, ellipsoid, murali-divided. 



On trees, poplar, birch, &c, rare, 1876. 



Syn :— Nyl. Coll. GalL mer. Pyr. 16. (1853) ; Pyren. 63. 



Exs :-Nyl. Par. 97. 



Geog. Distbib : — France. 



Bot. Pbov : — 5. 



England :— Barnsley Park! Gloucestershire. Mr. Joshua. (1876.) 



" Spores .019—38 mm. long, .011—18 mm. broad." (Nyl.) 



H. Parasitic species. 



* Perithecium dimidiate. 



§ Spores colourless. 



137. 7. allogena, Nyl. apothecia black, at length prominent ; 

 perithecium black, dimidiate, the immersed or lower portion nearly 



