BRITISH LICHENS

164 CYCLOCARPINElE DACIDIA
Sussex; Ilear Ringwood, Rants; Oldbury and ncar Alfrick, \Vorcestershire;
Dunkerron, Kerry_
4. B_ Iuteola Mudd Man. 183, t. 3, f. 68 (1861) pro parte.­
Thallus effuse, thin, leprose-granulose, greyish or greyish-green
(Kf + yellowish, CaCl-), at times nearly obsolete. Apothecia
moderate, sessile, naked, at first concave, becoming plane and
obtusely margined, at length convex or subglobose, the margm
excluded, yellow-reddish or reddish-flesh-coloured; hypothecium
pale-yellowish; paraphyses slender, loosely coherent; epithecium
not distinct; spores acicular, pluri-septate (the septa at length
16), 45-90 [.L long, 3-4·5 IJ. thick; hymenial gelatine bluish thcn
dark-wine-red or violet with iodine.-B. rubella Massal. Ric.
Lich. 118 (1852); Mudd Man. 182, t. 3, f. 68 (excl. vars.). Lichen
lutereus Gmelin Syst. Nat. ii. 1359 (1791) 1 L. luteolus Schrad.
Spicil. Fl. Germ. 85 (1794). L. vernalis With. Arr. ed. 3, iv. 14
(1796) (non L., non Hoffm.); Engl. Bot. t. 845. Verrucaria
rubella Hoflm. Deutschl. Fl. ii. 174 (1795). Lecidea luteola Ach.
Meth. 60 (1803) (excl. vars.); S. F. Gray Nat. Arr. i. 472; Tayl.
in Mackay Fl. Hib. ii. 126; Cromb. Lich. Brit. 73. L. vernalis
Ach. Meth. 68 (1803); S. F. Gray tom. cit. 470; Hook. in Sm.
Eng. Fl. v. 183 pro parte. L. rubella Schoor. Spicil. 168 (1836);
Leight. Lich. Fl. 341; ed. 3, 369 (excl. syn. Lichen porriginosus);
Cromb. in Grevillca xxii. 58.
Exsicc. Bohl. n. 91; Leight. n. 92; Cromb. n. 86; Larb.
Lich. Hb. n. 184 ; Johns. n. 374.
Lichen lutereu8 Gmelin is quoted by Aeharius (Prod. Lich. Suee.
42 (1798)), as It synonym, but this identification is uncertain. Tho
species-name vernalis, based on Lichen vernalis Lightf. (Fl. Soot. ii.
805 (1777)) has been adopted by some authors; but Lightfoot's plant
is identical, in part, with Placodium jerrugineum (Pt. i. 221).
Dichen rubellu8 Ehrh. docs not rank, being only a 1Wmen nudum.
Tho apothecia are usually abundant and scattered, but sometimes
there are soveral aggregate with the margin irregular and sublobatc.
Hab. On trunks of trees, chiefly elms, in wooded maritime and
upland situations.-Distr. General and common in most parts of
England, raro in Wales, Scotland, Ireland, and tho Channel Islands.
-B. 1JI. PatrlmoinQ, Jersey; Guernsey; Vlting, Broomfield, Gosfield
Rail, Quondon and Epping Forest, Essex; Clulstone Park, Kent;
Middleton, Lavington Park, Chanctonbury and Glynde, Sussex;
Hingwood and Lyndhurst, New Forest, lIants; Ilsham, Torquay,
Devon; Kynanco, Coverack, ncar tho Lizard, St. Judy and near
Penzanee, Cornwall; Bathampton Downs, Somerset; near Bourtonon-'Vat,or.
Clrencester, Clifton and Chesterton, Gloucestcrshiro; Banbury,
Oxfordshiro; near Cambridge; near Yarmouth, Norfolk; Gopsail,
Leicestershire; Broadwas and near North Malvern, W orcestershire ;
Aberdovey, Merioneth; Oswestry and Shelton Rough, near Shrewsbury,
Shropshire; Kildalo and Newton Wood, Cleveland, Yorkshire;
Teesdale, Durham; Cumberland; Airds, Appin, Argyll; Craiglockart,
near Edinburgh; Aberfeldy, Perthshire; Tervoe and Carrigogunnel,
near Limerick; Shane's Castle, Antrim; Connemara, Galway.