1764 
CRYPTOGAMIA. ALGAE. 1938. Lichen. 
.colo"" 
2 umhilitatus. Leprous, greyifh: Ihields minute, white, umbilical®' j^lJs 
*PereIlus, Tartareous, cracked, granular-warty, •white '• j|lt 
crowded, white, becoming flat, with a turgid margin a* 
flexnonj. Bot. t. 727. Orchall- 
i, palle/cexs. Granular, paliih-white; fhielJ* fcattered with a dsp 
pale difltand white tumid border, Hofm, t> z\.f. 2. a: b. 
*3 “p/aUenSs, Very thin, pale glaucou'; white; ihields pale yellowin’) 
a tumid white border' Hqffm, t. 20, f. 2. 
* Turneri. Leprous, mealy, greeniih-white: Ihields fleih- 
mealy,'with an entire leprous greeniih-white margin. 
Eng. Bot. t. 857, _ |g|J>' 
*tartareus. Tartareous, granular, unequal, greeniih-white: ” 
fiat, teftaceous, becoming a little convex and wrinkled, 
tumid while margin. Eng. Bot /. 156. pct'’* 
•t.frigidus. Pale glaucous-white, thin, becoming branched ; hr 
gibbon? and ipinuloas : ihicldi teftaceous, with a white margin. 
Aa. Stock. 5 /. 6 2. , foil* 
3- gonaiodtt. Tutted, with divaricate twitted lobe-warty deform* 
branches rounded and obtufe at top, white. ^(fe^' 
Hamatomma. Tartareous, mealy, pale fulphur.* ihields 
jdl 
becoming convex and raifed, deep red, with a mealy pale I 
margin. Hoffm. A it./'. 1. 
_ ^ , . il)i^ 
*eoccincus- Leprous, mealy, grcen-fnlphiir and yellowiih i 
convex, raifed, fcarlet, with a mealy margin. Eng- '|,rg' 
2- frondofm. Leprous, mealy, greeniih-yellow; fliields iinmerw“' j. 
convex, irregular, fcarlet, with a mealv margin. Hoffm, t- 49'-'/iii 
3. porphyrius. Leprous, mealy, whitilh, fliields deep red, with 
margin. Hoffm. t. i _ 
punheus. Leprous, fmooth, very thin, white: fhields a lit^'® ‘ 
nent, flat, fcarlet, with a flighlfcy crenate white margin- 
*Jubfufcus. Very thin, comignous, fmooth, greyilh-whh*' 
' feffile, fcattered, rather convex, rnfous-brown, with a vO'; 
tumid greyifh-white margin. Dill. 18 16. liro’'’"' 
2. bryontu’. Smooth, fomewhat warty, pure white: (hields flat, 
mealy, with a white entire margin -(j,, f 
fftxuofks Grey- whitifh. granular, uneven : fliields raifed. A® 
ruluut-brown, with a llightly inflcflcd irregular mealy matg’”' ujfl'* 
.... .. .1 -^jc 
tumiduhts. bmooth, gtey- white: fliields crowded, tumid, 
with a thickifli white margin. 
. dijlaiu Thin: unequal, determined, blackifli-grey, vvith ^ 
white edge; fliields flat, pale, with a railed greyiili marg'H' 
brownifti-yellow, a little convex, and the margin fiexuous. 
talhdos. Thin, palifli white: fliields pale and difcoloured. 
pa’e reddifh- brown, much crowded, angular, with a whitbh 
. orgentatus. Thin, nearly orbicular, quite fmooth, white : 
reddifli-brown, with a whitifii tumid margin. jpg' 
. /is/ T hin, uneven, greyilh; fliields much crowded, irregul**^’ 
black-brown, with a white margin. 
ICOlOUre^" gip. ,jl 
whitilh 
