12 THE LICHEN-FLORA 



Ireland : -Maritime rooks. Mr. Carroll. Ardglass co. Down. Dr. Maingay. 

 Dublin. Dr. Moore. Mullaghglass ! Galway. Mr. Larbalestier. 

 Wales :— Caswell Bay ! Mumbles. 

 Channel Islands :— Coast of Jersey ; Shores of Serk, Herm, and Jethou ! 



Spores .002—29 mm. long, .011—16 broad. " Spores .005 in. long, by 

 .0025 in. broad." (Mudd.) " Spores .026 mm. long, .012 mm. broad. ' 

 (Nyl.) Bpispore narrow. 



2. L. confinis, (Ach). densely csespitose, very small, round, not 

 compressed. 



On maritime rocks, not unfrequent. 1813. 



Syn.— Listen confinis, Ach. Prod. 208. (1798). LicHtxa, Agardh. Spec. 105. 

 (1832) ; Nyl. Syn. 92. Scand. 24. Mudd Man. 34. 



Fig :— E. Bot. t. 2575. Grev. Scott. Crypt, t. 221. Tul. Mem. Lich. t. 10, f. 

 12, 18. Ann. & Mag. Nat. Hist. July, 1865, t. 4, f. 22. 



Exs : Larbal. 1. Babh. 782. 



Geog. Disteie :— Europe. Scandinavia, Prance, Spain, Portugal, Faroe 

 Islands. 



Bot. Prov:— 1...6, 7. ..15.. .19.. .23.. .30, 31. 



England :— Mounts Bay ! Cornwall. Mr. Ralfs. Whitesand Bay, Cornwall. 

 Dr. Soil. 



Scotland : Kincardine, Eastern coasts from Firth of Forth northwards. 

 Rev. J. M. Grorribie. 



Ireland : — Kenmare river, Sir T. Gage. (1813). Co. Down. Dr. Maingay, 

 near Cork. Mr. Carroll. Dublin. Dr. Moore. 



Wales : — Brocastle, Glamorgan. Dr. Holl. Black Stones, Conway Bay ! 

 Gimlet Rock ! Pwllheli. Y Figle fawr near Barmouth ! Caswell Bay ! 

 Mumbles. Goodwick Bay ! Pembrokeshire. 



Channel Islands[; South Coast of Jersey ! Mr. Larbalestier. 



Spores .0195 mm. long, .011 mm. broad. Epispore broad. 



IV. PTERYGIUM. Nyl. 



Thallus appressed, laciniato-multifid, very fragile, in section 

 polished ; granula gonima often moniliformi-ooncrete, principally 

 arranged under the cortical layer (see Nyl. Syn. t. 2. f. 11, 12, & 

 13). Apothecia lecideine. Spermogonia having long arthrosterig- 

 mata (see Nyl. 1. c. t. 2. f. 14 & 15). 



1. Pt. pannariellum, Nyl. nigrescent, microphyllino-coralloid, 

 decumbent, granula gonima generally moniliformi-concatenate ; 

 apothecia lecideine, margined with a black annular excipidum ; 

 spores 8, colourless, oblong, 2-3-septate. 



On limestone rocks, very rare. 



Syn. : — Stizb. Lich. Hyperb. p. 25 note. Pannaria triseptata, Nyl. Lecothecium 

 rosulans, Th. Fr. 

 Bot. Prov : — 15. 

 Scotland. — Craig Tulloch, Blair Athole, Perthshire, Rev. J. M. Crombie. 



2. Pt. Lismorense, Cromb. nigricant, or olivaceo-nigricant, sub- 

 furfuraceous, thin, slightly or obsoletely radiose, variously con- 

 fluent ; apothecia black, lecideine, small, margined, internally dark ; 

 hypothecium violascenti-nigricant ; epithecium CBerulescenti-nigres- 

 cent ; spores 8, colourless, oviform, 1-septate. 



On calcareous maritime rocks. 1876. 



Syn :— Crombie in Grevillea 5. p. 108 (1877). Nyl. in Flora 1877 p. 221. 



Bot. Prov :— 16. 



Scotland :— Island of Lismore, Argyleshire. Rev. J. M. Crombie (1876), 



