428 



THE LICHEN-FLORA 



8. G. scripta, Ach. cream-coloured or greyish-white, thin, mem- 

 branaceous or sub-tartareous, continuous, even or rugose ; lirellm 

 immersed, slender, of the same width throughout, extremities ob- 

 tuse, proper margin narrow, elevated, wavy and crisped ; thallodal 

 margin elevated, tumid ; epithecium canaliculate, naked orpruinose ; 

 perithecium dimidiate or lateral ; spores 8, colourless, elongato- 

 linear or cylindrical, apically rounded, containing 6-10 transversely 

 oval margined cells. 



On trees, oak, ash, alder, beeoh, elm, cherry, plum, frequent and 



very variable. 



Syn:— Ach. L. TJ. 265 (1810.) Syn. 81. Nyl. Scand. 251. G. serpentina. 

 Leight. Br. Graph. 32. Mudd Man. 237. 

 Fig :— Leight. Br. Graph, t. 6. f. 19. 

 " Geog. DisteIb : — Throughout the World. 

 Bot. Pbov:— 2, 3.. .5.. .7, 8...10...15...16...19...30, 31. 



forma minuta, Leight. thallus fusco-nigro-limitate; lirellm very 

 short and simple, straight ; epithecium rimseform or slightly canali- 

 culate, naked or slightly pruinose ; proper margin thickish, flexuose, 

 uniform. (Leight. Br. Graph, p. '62.) 



England : — Sussex ! Mr. Borrer. Crafnant near Oswestry. Shropshire ! Rev. 

 T. Saivjey. Epping Forest ; St. Leonard's Forest. Rev. J. M. CromMe. 



forma diffusa, Leight. pale-olive, fusco-nigro-limitate or sub- 

 effuse ; lirellm elongated, simple, curved, distantly scattered ; epithe- 

 cium rimseform, plane, naked ; proper margin narrow, curved, 

 flexuose, crisped. (Leight. Br. Graph, p. 33.) 



England : — Charlton Forest ! Sussex. Mr. Borrer. Haldon Woods, Exeter. 

 Mr. Parfitt. Tetsworth ! Oxfordshire. Mr. Larbalestier. 

 Ireland : — Derriquin ! Dr. Taylor. Colin Glen, Belfast ! Mr. Thompson. 

 Wales :— Woods near Capel Curig ! Gwydir Woods ! Bettws-y-coed. 



forma varia, Leight. pale-yellow, fusco-nigro-limitate ; lirellm 

 elongated, immersed, very various in shape, size, and disposition, 

 rather crowded, simple or branched or furcate, straight or wavy ; 

 epithecium rimseform or slightly canaliculate, sub-pruinose ; proper 

 margin thin, flexuose and crisped. (Leight. Br. Graph, p. 33.) 



England : — Sussex ! Mr. Borrer. near Little Malvern ! Worcestershire. Mr, 

 Lees. Gopsal ! Leicestershire. Rev. A. Bloxam. Essex ! Mr. Piggott. 



Wales : — Woods near Capel Curig ! Gwydir Woods ! Bettws-y-coed. 



Channel Islands : — St. Ouen's Manor Avenue ! St. Peter's Valley ! and 

 Beaumont ! Jersey. Mr. Larbalestier. 



forma flexuosa, Leight. pale-yellow, fusco-nigro-limitate ; lirellm 

 very elongated and slender, Jlexuose, simple, immersed ; epithecium 

 rimseform, very narrow, pruinose ; proper margin thin, elevated, 

 flexuose and crisped. (Leight. Br. Graph, p. 34. Zw. 304.) 



England : — Sussex ! Mr. Borrer. Kelvedon, Essex. Mr. Varenne. Tetsworth ! 

 Oxfordshire. Mr. Larbalestier. 

 Ireland : — Castlebernard Park ! Cork. Prof. Sincks. 

 Wales : — Woods near Capel Curig ! Gwydir Woods ! Bettws-y-coed. 

 Channel Islands : — Common on all the larger Islands. Mr. Larbalestier. 



forma horizontalis, Leight. whitish-yellow, fusco-nigro-limitate ; 

 lirellm crowded, very long and slender, disposed Iwrizmdally, wavy, 

 simple or furcate or crooked, immersed; epithecium rimseform, 



