236 CYCLOCARPINEX [PHYSCIA 
Hampstead and Wembury, Devon; Appuldurcombe, Shanklin and 
near Ryde, I. of Wight; Glynde, Shoreham, Hurstpierpoint and ~ 
Lewes, Sussex; Penshurst, Kent; Ulting, Essex; Sapperton, near 
Cirencester, Gloucestershire ; Milton, Oxfordshire; Moor Park, Here- 
fordshire; Crowle, Worcestershire; Clungunford, Lyth Bank and 
near Shrewsbury, Shropshire ; Bourn and Madingley, Cambridgeshire ; 
Dolgelly and Aberdovey, Merioneth; Harboro’ Magna, Warwickshire ; 
Twycross, Leicestershire ; Anglesea; Ayton and Cleveland, Yorkshire : 
Brougham Castle and Kendal, Westmoreland; Middleton, Teesdale, 
Durham; Creetown, Kirkcudbrightshire; Largs, Ayrshire; near 
Edinburgh; Appin, Argyll; Killin and Craig Tulloch, Blair Athole 
Perthshire; Montrose, Strathmartin, Camperdown and Baldovan, 
Forfarshire ; Cults and Abergeldie Castle, Aberdeenshire; Applecross, 
tossshire; Carrigaloe and Aghada, Cork; Ballynegarde, Limerick ; 
Dunkerron, Kerry; Westport, Mayo. 
Form argyphea Cromb. in Journ. Linn. Soc. Bot. xvii. 
p- 571 (1880).—Thallus and apothecia entirely white pruinose, 
the laciniz rather dilated at the circumference ; margins of 
apothecia sometimes crenulate.—Dill. 1. ¢. t. 71,p. Parmelia 
pulverulenta var. argyphea Ach. Lich. Univ. p. 474 (1810). 
Exsicc, Johns. n, 405. 
The abundant pruina gives a white velvety appearance to the 
thallus. 
Hab. On trunks of trees in maritime and upland districts—Disir. 
Rare in N. England (Johnson Fzsicc.), the central Grampians. 
Scotland, and S.W. Ireland.—B. M. Craig Tulloch, Blair Athole, 
Perthshire ; Adare, Limerick. 
Var. subpapillosa Cromb. in Journ. Bot. xx. p. 273 (1882).— 
Thallus densely unequally papillate, greyish- or brownish-pruinose. 
Apothecia pruinose with turgid subpapillate margins. 
Hab. On trunks of trees.— Distr. Rare in E. and N.E. England.— 
B. M. Bury St. Edmunds, Suffolk; Bellingham, Northumberland. 
Var. angustata Scher. Enum. p. 38 (#850).—Thallus lobes 
narrow, sometimes rather spreading, brownish, scarcely pruinose, 
beneath densely rhizinose. Apothecia small, with stoutish 
margins, pruinose or naked.—Cromb. Lich. p. 38 ; f. angustata 
Leight. Lich. Fl. p. 147 (1871); ed. 3, p. 135. Lichen 
angustatus Hoffm. Enum. p. 77, t. 11, fig. 2 (1784). Borrera 
pulverulenta var. angustata Mudd Man. p. 110 (1861). 
The narrow discrete lacinie are in some specimens very long, in 
others short and more crowded. 
Hab. On the trunks of trees in upland distriets.—Distr. Rare in 
S. and N. England, and in $.W. Secotland.—B. M. Wembury, Devon ; 
Appuldurcombe, I. of Wight; Glynde and St. Leonards Forest, 
Sussex; Kildale and Ayton, Cleveland, Yorkshire; near Wansbeck, 
Northumberland ; Creetown, Kirkeudbrightshire. 
Var, muscigena Nyl. Syn. Lich. i. p. 420 (1860).—Thallus 
very much flattened at the circumference, brownish, but white 
