196 



THE LICHBN-IXORA 



subdeterminate, plane, smooth, slightly rimoso-areolate ; apothecia 

 minute, pallido-rufescent, urceolato-innate ; hypothecium colourless; 

 spores 8, colourless, ellipsoid, simple; paraphyses conglutinate ; 

 gelatina hymenea I blue, then dark vinous-red or fulvescent ; 

 (medulla I — , thallus K — C — .) 



On moist rocks over which water has flowed, not common. 

 1796. 



Syh : _With. An-. 4. p. 21. (1796.) Nyl. Scand. 155. Th. Fries Scand. 287. 

 L. Acharii, Westr. in Ach. Prodr. p. 33. Ach. Syn. 137. 



Fig .--With. 1. c. t. 81. fig. 4. Ach. Prod. f. in tit. Hepp Sporen t. 71. f. 626. 



Exs :— Zw. 114. Hepp 626. Am. 590. Anzi Langob. 326. 



Geog. Distbib : — Germany, Sweden, Switzerland, France. 



Bot. Pkov :— 7...15...(19— 30.) 



Scotland : — Loch na Cat ! Ben Lawers. Dr. Holl. Grampians, common. Rev. 

 J. M. Crombie. 



Ireland :— Not rare. Mr. Carroll. Ballynakill ! Galway; Mullaghglass ! near 

 Tully ! Mr. Larbalestier. 



Wales :— Llyn Aled. Mr. Griffith. (1796.) Tyn-y-groes. Mr, Holmes. Cwm 

 Ffynnon-lloer ! Llyn-y-Cae ! Cwm Cwfyd ! Harlech Castle ! -Trefriw Falls ! 

 Conway Falls ! Llyn Gwernan ! Aber Waterfall ! 



"Spores .014— .018 mm. long, .007—8 mm. broad." (Nyl) " Spores .013—018 

 mm. long, .006—8 mm. broad." (T. M. Fr.) Spores .013—015 mm. long, 

 .007 mm. broad. 



forma punctata, (Dicks.) greyish-white, thin, rimulose, nigro- 

 limitate ; apothecia minute, numerous, subsessile, black, plane, 

 ccesio-pruinose, thalline margin white, entire. 



On rocks and walls, rare. 1793. 



Syn :— Dicks. Crypt. 3. 15. (1793.) Crombie En 55. L. cyrtmpis, Ach. L. U. 

 397. Syn. 137. 



Fig :— E. Bot. 450. 



Geog. Distbib : — Europe. 



Bot. Peov :— 2...5...15 ..29, 30. 



England ; — Ludlow, Shropshire. Dr. Joseph JBabington. Coast of Sussex. Rev. 

 J. M. Crombie. 



Scotland :— On rocks. Mr. Dickson. 0.793). 



Ireland : — Northern Counties. Adm. Jones. 



58. L. Dicksonii, (Ach.) ochraceo-ferruginous, thin, smooth, 

 opake, rimose or areolato-rimose, nigro-determinate ; apothecia 

 small, innate, concave, with thick black proper margin, nigricant 

 within ; hypothecium fuscous-black ; spores 8, colourless, ellipsoid, 

 simple ; (thallus K — C — .) 



On rocks, frequent. 1781. 



Syn :— Ach. Prodr. 76. (1798.) Nyl. Scand. 155. L. Oederi, Sm. L. melwno- 

 phcea, Fr. 



Fig :— E. Bot. 1117. Mass. Eic. fig. 67. 



Exs :— FeUm. 120. Anzi It. S. 213. Zw. 25. Schasr. 123. Am. 142. Leight. 127, 



Geog. Distbib :— Sweden, E. Lapland, Germany, Norway, Tyrol Alps, 

 Italy, Switzerland. 



Bot. Pbov :— 5...7...10, U...14, 15...19...26. 



England : — Middleton ! Teesdale. Mr. Robertson. Ingleborough. Dr. 

 Carrington. Lounsdale, Cleveland. Mr. Mudd. Wrekin I Brown Clee Hill ! 

 Long Mynd ! Shropshire. 



Scotland :— Near Edinburgh. Sir J. E. Smith. (1781.) Alpine rocks ! Mr. 

 Dickson. Ejncardine ; Morrone ; Rev. J. M. Crombie. 



Ieeland : — Crogham, Killarney. Mr. Carroll. Mountains of Delphi ! 

 Connemara. Mr. LarbaUstier. 



Wales :— Anglesea. Rev. Hugh Davits. Barmouth ! Moel Siabod I Crib 

 Cooh ! Llyn Cwlyd I Snowdon ! Bettws-y-coed ! Moel-y-gest ! 



" Spores .011— 14 mm. long, .006— 8 mm. broad." (Nyl.) Spores .013 mm. 

 long, .006 mm. broad, 



