148 THE LICHEN-FLORA 



Ireland : — Glenmalure 1 co. Wicklow. Mr. Carroll. 



Similar in substance, colour, and every other respect except in having the 

 edges of the thallus here and there toothed and fringed with a few scattered 

 black branching fibres. There are also occasionally a few fibres sprinkled over 

 the underside. 



forma corrugata, (Hoffm.) thallus thin, rough with elevated reti- 

 culations ; medulla K — C red. 

 On alpine rocks. 



Stn— Hoffm. PL Lich. 65. (1794.) T. & B. Lich. Brit. 222. Leight. Br- 

 Umbil. 18. Mudd Man. 118, 



Fig :— Hoffm. PL L. t. 43. f. 4. 7. 



Scotland : — Highlands ! Mr. Borrer. 



Similar in all respects, except in its upper surface having extremely promi- 

 nent reticulations, rising to nearly a line in height, and looking like a series of 

 erect curled squamae. 



forma mesenteriformis, (Wulf.) thallus thickish, upper surface 

 rough with elevated reticulations and somewhat papillose ; medulla 

 K— C red. 



On alpine rocks 



Stn :— Wulfen in Jacq. Misc. 2. 85. (1781.) T. and B. Lich. Brit. 222. Leight. 

 Br. TJmbiL 19. Mudd Man. 118. 



Fig :— Jacq. Misc. t. 9. f. 5. 



Exs :— Schaer. 147. 



Scotland : — Highlands ! Mr. Borrer. 



Upper surface of the thallus singularly rugose, almost papillose. The reticu- 

 lations nearly as prominent as in/, corrugata, and sometimes growing out into 

 leaves : substance considerably thicker than in the other state. 



10. Ui ct/limdriea, (L.) dull greenish-brown, or cinerascent, 

 thickish, unequally lobed, margins nigro-fibrilloso-ciliate, upper 

 surface rugulose, under surface pallescent, more or less fibrillose; 

 apothecia concentrico-gyrose, podicellate ; spores 8, colourless, ellip- 

 soid, simple ; medulla K — C — . 



On alpine rocks, frequent. 



Stn :— Linn. Sp. PL p. 1144. (1753,) Ach. Syn. 65. Nyl. Scand. 117. pro- 

 boscidea, Leight. Br. UmbiL 19. Mudd Man. 118. 



Fig:— E. Bot 522. (two upper fig.) Hffm. PL L. t. 44. f. 1—6. Leight. Br. 

 Umbil. fig. 16. 17. 18. 



Exs :— Schaer. 143. 146. Mudd 88. Zw. 206. Hepp 719. in part. Anzi It. S. 74. 

 M. and N. 59. Breutel 113. Leight. 95. 



Geog. Distbeb : — Europe, America, N. Holland. 



Bot. Pbov :— 1...7...10, 11, 12.. .15, 16.. .18 19...25, 26. 



England : — Dartmoor. Mr. Newberry. North of England. Sir J. E. Smith. 

 Cheviots. Mr. Winch, summit of Hedgehope, Northumberland. Dr. G. John- 

 ston. Birkdale ! Westmoreland. Mr. Robertson. Scawfell ! Mrs Stwnger. York- 

 shire. Mr. Dixon. Falcon Glints ! Teesdale. Mr. Mudd. Fairfield, Westmore- 

 land. Mr. Martindale. Crockem Tor, Devon. Messrs. Jones and Kingston. 



Scotland i — Goatfield,_ Isle of Arran ; Breadalbane ; Ben Nevis. Rev. J. 

 Lightfoot. Loch Phadrick ! Stroine-dhn ! Summit of Carlowrie ! Mr. Gardiner. 

 Clova ! Mr. Lawson. Morchone ! Ben Mac Dhui ! Dr. Lindsay. Long Island. 

 Prof, Balfour. 



Ireland : — Connavalla. Dr. WhiUty Stokes. Mangerton. Dr. Taylor, on 

 mountain rocks, frequent. Mr. Carroll, summit of Doughruagh ! co. Galway. 

 Mr. Larbalestier. 



Wales : — Llyn Llydaw ! Llyn Cwm y Ffynnon las; Cwm Brwynog, near 

 Llanberis ; Berwyns. DiUeniw. Carned Llewelyn. Mr. Griffith. Arran Mowddwy! 

 Mr. Borrer. Cwm Bychan. Rev. T. Salwey. Snowdon, Llanberis ascent ! Cwm 

 Tryfaen ! Cwm Bochlwyd ! Cwm Ffynnon Iloer !. Cwm Ffynnon Llugwy ! 

 Arran Mowddwy ! Crib Coch ! 



' ' Spores .003 in. long, by .0015 in. broad." (Mvdd.) " Spores .010—14 mm. 

 long, .006—8 mm: broad." (Nyl.) "Spores .012— 16mm. long, .007— 8 mm. 

 broad." (T.M.Fr.) 



