64 CRYPTOGAMIA. ALGAE. Lichen. I. Rooticentral, “ 
». On rocks with a south exposure under Keven Lees Castle, — 
Radnorshire, and on a large mass of rock on the right. of the 
road from Penmorvay to Dolbelmen, Caernarvonshire. Dit. - 
©). Near Halifax, Yorkshire. Bott. ia Huds.—in Scotland, 
° - Licutr.—[Malvern Hills, Worcestershire. Sr.] 
ser P, Jan.—Dec. * 
probosci- L, Tubercles black, perforated: foliage dull grey green, 
delus, ~~ Jobes fringed. eae 
Hoffm. lich. 44. 1. 9-E. bot. 522—Hedw. stirp. ti. 1. A- 
— Facg. mise. i. 9. 2-Dill. 20. 116-F. dan, 471—Hall, 
Bist. 474 4. heii He ae “aheg 
Leaves an inch diameter, roundish, circular, unequally and 
bluntly lobed at the edge, with a root from the centre, smooth, 
underneath here and there throwing out a fibrous root, above’ 
flattish, or somewhat twisted, ash-coloured, roughened with 
brown elevated points: Targets scattered over the surfacey — 
black, very small, pierced with a pore down to the leaf, witha 
broad flat edge. Linn. Flat, extending every way from a cen- 
tral root, Deeply divided into lobes ; irregular and curled at 
the edge. Hepwic. Root stony. Leaves not more than an inch 
long ; loose, broad, concave, segments fringed, smooth on both 
sides, not shining, when wet pellucid like horn, dull grey greene 
Diit. Targets sitting, or on pedicles, convex, often marked 
with concentric circular lines. Jaco. Ei 
L. crinitus. Licutr. On the rocks called Llyn Llydaw, 
and near Llyn Cwm y Ffynnon las; also on the tops of the 
mountains from Cwm Brwynog, towards Ardhu, near Lianber- 
ris; and on the highest rocks of Berwyn mountain, Derby- 
shire. Ditt. [On rocks in the mountainous parts of Dartmoor, 
Devonshire, rare. Mr. Newgerry. Summit of Carnedd Liew- 
ellin. Mr. Grirrrra. Common in the Highlands, Mr. Brown.] 
; P, Jan—Decs 
- Var. 2. Foliage complicated. ; 
Specimen from J. W. Grrrriri, Esq. 
polyphyl'lusL, - Tubercles black, very minuté : foliage greenish black, 
composed of several leaves, even on both sides, 
_ Leaves growing from a single stony root, lying. in a circle, 
tiled, inner ones ae smallest, thin, smooth on both sides, neatly : 
scolloped, russet brown above, darker underneath, Drits 
_* A beautiful red colour may be prepared from it. Lins. —And it 
may be converted Into anexceeding black paint. 
