LICHENS OF ARRAN 



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rocks, occurring on sandstone, Corriegills, and on basaltic dykes 

 on the shore at Kildonan. — P. lobulation Hepp., c. frt. On 

 quartz-porphyry, Bennan Head. 



Callopisma vitellinum Sydow. On bark, near Corrie, West. — 

 C. citrinum Koerb., c. frt. On sandstone rocks, King's Caves. — 

 C. ferrugineum Mudd, var. festivum Nyl. On sandstone rocks on 

 the shore, Tormore, and at Corriegills ; on quartz-porphyry, 

 Bennan Head. 



Lecanora irrubata Nyl., c. frt. On limestone, Corrie. — 

 L. subfusca Nyl., var. campestris Nyl., c. frt. Common on sand- 

 stone, Corriegills shore. — L. allophana Nyl., c. frt. On ash, 

 Lamlash ; also at Corrie, and near Brodick, West ; on birch bark, 

 North Sannox Glen. — L. Parisiensis Nyl., c. frt. On alder, 

 Lamlash, West. — L. rugosa Nyl., c. frt. On hawthorn, Lamlash, 

 and on hazel, Corrie, West ; on stumps by the shore, Brodick. — 

 L. chlarona Nyl. Common on the bark of trees. The f. minor 

 Oliv., on mountain ash, Corrie, West. — L. Hageni Ach., c.frt. On 

 the bark of a young sycamore, Lamlash, West. — L. sulphurea 

 Ach., c.frt. On a gritstone boulder, Corriegills shore; probably 

 common. — L. expallens Ach., c.frt. On larch, Lamlash, West. 

 The var. lutescens Nyl, near Brodick, and var. smaragdocarpa 

 Nyl., Lamlash, West. — L. atra Ach., c. frt. Very common on 

 sandstone rocks, Corriegills; occurs also on quartz-porphyry, 

 Bennan Head, and on basaltic dykes, Kildonan. — L. badia Ach. 

 On granite, Goat Fell, West ; on quartz-porphyry, Drumadoon. — 

 L. picea Nyl. On indurated sandstone, Corrie, West. — L. tartarea 

 Ach. On bark, Corrie, West. — L. parella Ach., c.frt. Very 

 common on maritime rocks, and almost always there associated 

 with L. atra ; on the bark of an alder, Monamore Glen, West. 

 A specimen collected by Mr. West, on bark, at Corrie, may be the 

 f. porinoides Crombie (spores 4-9 /a). — L. pallescens Nyl., c.frt. 

 On ash, Lamlash, West. 



Binodina exigua Gray, c. frt. On a basaltic dyke on the 

 shore at Kildonan. 



Acarospora squamulosa Th. Fr. On indurated sandstone, 

 Tormore. 



Pertusaria globulifera Nyl. On mossy bark, Corrie, West. — 

 P. amara Nyl. Common on bark. — P. communis DC, c.frt. 

 Very common on bark, and noted on oak, hazel, and mountain 

 ash. — P. leioplaca Schaer., c.frt. On ash, Monamore Glen; on 

 sycamore, Lamlash ; on hazel, Corrie, West. The var. octospora 

 Nyl. On ash, Corrie, West. We have not previously seen this 

 form recorded for Britain. 



Gyrophora torrefacta Cromb. Near Brodick, West. Eecorded 

 for Arran in Crombie's Monograph. — G. polyphylla Turn. & Borr. 

 On granite rocks, Goat Fell, alt. 1300 ft., West. 



Bceomyces rufus DC, c.frt. Near Brodick, West. 



Cladonia pyxidata Fr. Very common. — C. fimbriata Fr., var. 

 tubaformis Fr., c.frt. On decaying wood, near Brodick, West. 

 — C. cervicornis Schaer. " Arran," Prof. Balfour ; on peaty 

 earth, Goat Fell, West. — G. furcata Hoffm. "Arran," Prof. 



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