BtteUia] i. disooughbnes (Wainio). LIS 
!•'. subtilis Wain. 
Thallus albidus, K 1 1< » leviter flavescens, areolis 0*1 ad 0*2 mm. 
latis. Apothecia O'l ad 0*2 mm. lata. Hypotheciui 
fuligineum. Sporae long. 0*009 ad 0008, ■ 
Qypothallus nigricans aid ambitum distinci eciia el 
areolis thalli minoribus a typo differt, el a l>. puncliformt f. 
stigmatea fere solum reactione distinguitur. 
Pungo Andongo. Ad rapes et lapidea in Bommo monti Pedra de 
< 'azella. No. 64 pr. p. 
In. B. depressa Wain., sp. n. 
Thallus crustaceus, uniformis, sat tenuis, areolatus, cinereus, 
KHO non reagens, areolis 0*1 ad 0*25 mm. latis, angulosis, planis, 
contiguis, fissuris oigro-limitatis, medulla jodo non reagente, 
hypothallo oigricante. Apothecia 0*2 ad 0-15 nun. lata, thallo 
immersa, humida fusca, sicca nigra, auda, opaca, plana, immar 
ginata aul margine tenuissimo nigricante. Hypothecium albidum. 
Excipulum proprium basi albidum, latere fusco-fuligineum tenue 
aut partim indistinctum. Epithecium fuscescens, K!l<> oon 
reagens. Sporae 8nae, distichae, fuscae, L-septatae, long. 0'008 ad 
(i-ni l. crass. 0-006 ad 0007 nun. 
Pungo Andongo. Ail lapidea quartzosos in monte Prasaidii. 
No. 61 pr. p. A. I rapes <-t lapides gneissaceas in Bummo monte l'< dra 
deCazella (2400 ad 380 Iped. s.m.). Nos. 64 pr. p.. 480 pr. p.. 481 pr. p. 
Ad Bpecies inter Buelliasei Rinodinat intermedias pertinet. Babitu 
Eere similis eal Lecanora ( Aspicilia ) gibbosce, Bed minor. 
11. B. recepta ( KLrempelh.) M nil. Arg., Lich. Afr. < tec. { 1 
lssii). p. :;.;. /.,•/,/,„ Knmp.-ll.., II. 1876, p. 318. 
Ad lapides prope Pungo Andongo leg. Soyaus teste Miill. 
Arg., /.>■. 
L2. B. Afra (Stizenb.). 
Lecidea Afra Stizenb., Lich. Afr. II. p. 1~.*>. Bueliia A/ricana 
Mull. Arg., Iich. Beitr. (1879), n. 123, baud /.■< dea (Bueliia) 
A/ricana Tuck, in Proceed. Am. Acad, of Arte and Sciences, 
I860, p. 406. 
Ad lapides prope Pungo Andongo leg. Soyaux teste Miill. Arg., 
Lich. AtV. Occ. (Linnaea 1880), p. '36. 
13. B. spuria , (Schaer.) An,.. II. 1872, p. 291 ; Th. IV.. Lich. 
Scand. p. 605 ; Wain., Km, I. Lich. Bres. I. p. 177. 
Var. ferruginea Wain. 
Thallus ochraceo-pallidus am partim etiam albidus, hydrate 
kalico solutionem luteam effundens, areolatus aut rimosus, laevi 
gatus, bypothallo nigricante interdum inter areolas conspicuo, 
medulla jodo bene caerulescente. Apothecia thallo immei 
areolis immixta, thallum subaequantia aut demum leviter super 
antia, vulgo planiuecula, margine tenui aul evaneacente. Hypo 
thecium fuscum. Epithecium fuscescens. Bymenium jodo 
persistenter caerulescens. Sporae 8nse, distichae, long. 0*010 ad 
<)'(H2, crass. (»■ i ad 0-007 mm. 
