OF GREAT BRITAIN. 73 



Bot. Prov :— 7. ..16. ..26. 



Scotland : — Barcaldine, Argyleshire. Rev. J. M. Crombie. 



Ireland : — Letterfraok, Connemara ! Mr, Larbalestier. 



Wales :— Nant Gwynant, Snowdon ! (1870.) 



" Spores ,016—20 mm. long, .005—6 mm. broad." (T. M. Fr.) 



6. S. nanum, Ach. very small, flocouloso-pulverulent ; podetia 

 slender, caespitoso-congested, simple or branched upwards, branches 

 subfastigiate, obsoletely arachnoid, granules albido-glaucescent or 

 subceruginose, minute, nodulose or powdery ; apothecia unknown. 



On earth and fissures of rocks, rare. 



Syn :— S. nanum. Ach. Meth. 315. (1803). Nyl. Soand. 66. 



Fig :— Micheli Nov. Gen. t. 53. f . 8. 



Exa :— M. & N. 647. Hepp 547. Th. Fr. 37. Mass. 142. Schser. 588. 



Geog. Distrib: — Europe, Algeria, America. 



Bot, Prov :— 1...5...7...10...15...30. 



England : — Lamorna ! Rev , T. Salwey. Worcestershire Beacon, Malvern 

 Hills ! Mr. Lees. Yorkshire ! Mr. Dixon. Sweeney, near Oswestry, Shropshire. 

 Rev. T. Salwey. Teesdale Forest. Rev. J. Harriman. Cornwall. Adim. Jones. 

 Devonshire. Rev. J. M, Crombie. near Exeter. Mr. Parfitt. Llanymynech ! 

 Longmynd ! Shropshire. 



Scotland : — Den of Balthayock ! Perthshire. Br. Ogilvie. West Water ! 

 Forfarshire ; North banks of the Isla, West of the Reeky Lin, Forfarshire. 

 Mr. W. Gardiner. Stenton Crag, Dunkeld. Dr. Lindsay. Grampians, Breadal- 

 bane and Braemar. Rev. J. M. Crombie. Glen Lochy, near Ejllin, Perthshire. 

 Dr. Soil. 



Ireland : — Learmont, co. Derry. Adm. Jones, 



Wales : — Gwydir Woods, Bettws-y-coed! Towyn ! Aberdovey ! 



Confer. Nyl. Obs. in Flora 1876 p. 578. 



Series III, KAMALODEI. 



Thallus fruticulose or filamentose, erect or pendulous, terete, or 

 variously compressed or angular, without any leaflets or granular 

 or basal crust, internally tubulose with a hollow medulla, or solid. 

 Apothecia generally lecanorine. 



Tribe VI. EOCCELLEI. 

 Thallus ramose, terete or compressed, whitish, sub-cartilaginous 

 internally with a copious filamentose medulla. Apothecia adnate, 

 nigricant. Spores oblongo-fusiform, 3-septate. 



I. ROCCELLA. DG. 



Thallus fruticulose, terete or compressed, albicant, or cinereo- 

 lurid, opake, smooth, internally dense. Apothecia lateral, lecideine, 

 lecanorine or irregular, hypothecium thick, black. Spores oblong 

 or fusiform, 3-septate, straight or curved. Spermatia acicular, 

 arcuate. 



1. B. tinctoria, DC. terete or sub-compressed, whitish, vermi- 

 culari-elongate, simple or bifurcate; apothecia lecideine, black, 

 albido-pruinose ; spores oblongo-fusiform, 3-septate (C red.) 



On rocks by seaside. 



SYN :— R. tinctoria, DC. Fl. Fr. 2. 334. (1805). Nyl. Syn. 258, Mudd Man. 75. 



Fig — E. Bot. 211. Nyl. Syn. t. 1. f. 2. Tul. Mem. Lich. t. 16 f . 6. 7. 



Exs :— Schier. 602. Mass. 124. Anzi Etr. 4. Hepp 568 



Geog. Distrib :— Europe, Africa, E. Indies, Central America. 



Bot. Prov:— 1, 2...31. 



