i. 
CRYPTOGAMIA. ALGAE. 1938. Lichen. 175* 
Black -grey : fegments of the lohe? runnicg into CfO'v4eii 
'*ndi(h cofalhform branches; Ihields convex, b!aek. 
ttr. 
th 
Nearly orbicular, imbricate, black; lobes minute, cut-creniie, 
^€ntral-ones finely branched! fhields black, concave, bec'oni- 
Eng. Bot her. 
\ua’ ^’^hricate ; lobes orbicular, crenate, brown-green, paler 
i. fliie’ds black, bccomin;^ convex. Eng. Bat. 1329- 
y abbreviate, crenulate: (hicljs black, turbiastc, 
cr A imbricate, pale olive; lobes kidney-form, raibcr 
• and dittinft, powdery on the margin and undtrneaih; Shields 
*2. black. Eng Bit. 1 50! . 
’^yjnecUus Granul^r-iinbricate, blackifb grey-brown; lobe* maeh 
• •.^»a 
» ih.’i ,» ™uvcac,irr';gubr, grey- mealy on the margin and underuMills j. 
black. Dili. il l. 
Somewhat imbricate; lobes irregular, convex, a linSe 
j J^id, obovate, glaucous-mealy; Ihields black, with a paler bor- 
''Vv: . “^9- 
fw u* Tartareous, fomewhat imbricate, pure white; kAes 
f’t crenate: fliields convex, blackiih, glaucous- mealy, the 
tirf/. undulate. Eng. Bot. t. 1 1 38. 
taw^^* i^lfperfed; lobes roundilh, difiin£l, rather concave. 
^y'^’^d, white at the margin and underneath, becoming con- 
p and flexuous .• (hields black : marginal, becoming convex. 
'<?■ t'- “J"- 
Sr ' .^^what imbricate; lobes cluftered, crenate, greeniSi- 
marginal, convex, rufous. Hoffm. t. 22 / 5 6 
' Warty, fomewhat imbricate, greeniih-grey, with a folf- 
circumference ; Ihields depreffed, hattilh, brown* 
Tartareous, orbicular, circularly plaited, greenifh- 
t Vpv " ‘th a rounded-lobed circuihfcription: Ihie'ds rather con- 
Achar. t. 2./, 2. 
w UtieU ^"^bricate; lobes crenate, greenilh, white underneath: 
A'^^harmed, yellowilh, Mic)j. t. 1./. t. 
• ^Ith ^ lobes depreflld, curled, ycHowifli-grey, w'hite 
and tmderneaih: fliieUls pale nitons, 
the "Tartareous, orbicular, plaited, whitiOi glaucous, with 
^ ^‘rcumference jobed .- fhields central, black, margined. 
C, '=• 'pr' 
f'>tiaceoiis, /}ellate,fib rous underneath. 8aphenaria. 
h ’^^''''hat membranaceous, deprelLd, orbicular, fmuatep 
' ’ ''’kite: fhields flat, margined, fcattcrcd, black 
Uy ’ j^ciTibranaceous, deprelfed, orbicular, gtey-brown, dow- 
tijiij hlack underneath; the terminal fegments many-cleft 
‘'ghtly crenate: fhields blackiih-rufous, becoming convex. 
