CRYPTOGAMIA. ALGAE, 1938, Lichen. >765 
5 r. . 
rather rugged and tefielUte, white: 
£105 minute, crowded, rather deprelTed, black-brown, with a white 
&'noJus. Thin, mealy, greenifli- white: fhields brown, with a 
hue marging, becoming lubercle likc. 
7 - ^ 4 - 
'v«.r. Scattered: unequal, lead grey; Ihields fcattered, minute, 
brown and blacki(h-grey, with araifed whitifh crenulate 
difk^’ determined, dull grey, with ramulous grey 
e I granular radiate lobed and crenate whitifli circumference 
^ Sed with black: fliields brownilh, fomewhat bacillar, a little 
'"'Uhout margin. 
^ ‘^us. Tartareous, grey-brown, granular; granulations in 
^^arly globular crowded fliort ere£l ramifications decumbent and 
radiate at the circumference; Ihields fcattered, brown- 
a granular-crenate grey-brown margin, 
pla^**^' Tartareous, determined, greyilh, granular; granulations 
^ no-appreffed, lobe-crenate, fringed fomewhat fibrous and 
lie at the outer circumference: ihields fuperficial, pale brown, 
flat. V , 
p“, unequal, granular-mealy, white: ihields crowded, 
with a convex (lightly crenate white mealy margin. 
t. 5./. 2. 
ma. 
tffufe, thin, mealy : greyiih-green; (hield,s fcattered, 
e ^®u-colour, witli a thick infletSed pale fleili colour margin 
^ot. 739. _ 
thin, mealy, pale-brown: mielcls pale brown, with 
ihingreeniih-yellow border, becoming convex, the margin, 
jp ■ Somewhat determined, pale-grey: fliields app 
gul flefli-colonr, becoming pale rufous irr 
re fled, flat 
irregular an- 
uflujl margined from the cruft. Heffm. t. 64- /. 1 — 4. 
ftii l!i^‘ Tartareous, cracked, variegated whitilh and black : 
■ atiri ki* pale brown with a white border, at length convex 
“'^ckilh-brown. Dicks, t. 8./. to- 
cracked, pale greeniih-yellow, bordered and 
bro*^ with black ferpentine lines : Ihields depreffed, fiat. 
with a raifed 
p *?* hardly ■ margined, apprefled, at length 
■«yjij^^*’‘fl’-yellow margin. Ach. t 4. f. 3. 
‘ cracked, unequal, grey- white; fliields flat, tawny- 
t.n irregular, with a whitifli flexuous margin. 
>040. 
Very thin, grey-white : Ihleids faffron-red, with a paler 
