.. 
) 
33 
6 « late. — Prope P. praeterrisam Müll. Arg. et. P. Zol- 
lingeri Hepp inserenda est. — Creseit ad lapides prope 
Pungo Andongo in Angola: ci. Soyaux. 
11. Physcia easia v. teretiuscula Nyl. Scand. p. 112, 
ad lapides prope Pungo Andongo in Angola: Soyaux. 
12. Physcia pieta Nyl. Syn. p. 430, corticola ad Bango: 
Soyaux. 
— — f. sorediata, ad truncos Palmarım et aliarum 
arborum in planitie seeus Aum. Quillu: Pechuel-Loesche. 
— — v. rupieola Bagl. Lich. Bece. p. 242, supra saxa 
granitica ad ostinm flum. Banya ad Mayumbe: Pechuel- 
Loesche. 
— — f isidiophora Nyl. Lieh. Kurz. Caleutt. n. 5, 
cum praecedente: Pechuel-Loesche. 
13. Ph. africana Mill. Arg., thallus plumbeo-cinereus 
v. fuscescenti-plumbeus, margine breviuseule radioso -laei- 
niatus, ceterum irregulariter subbullato-granulosus, lacinie 
ultimse deplanatse, pallidiores at imo margine plumbeo- 
obfuseatz; apothecia parva, arete adnata, margo integer 
erassiusculus et thallo eoncolor, persistens, discus nigro- 
fuscus; lamina füscescens, bypothecium crassiuseule fus- 
cum, asci angusti, 8-spori; sporse 2-loculares, 12—15 « 
longe, 5—7 gu late. — Juxta Physeiam s»gialitam et Ph. 
subpietam Nyl. locanda, habitu ad P. obseuram accedens, 
sed rigidior et bypothecio infuscato statim recedens. — 
Creseit ad lapides prope Pungo Andongo in Angola e. fr.: 
Soyaux, nee non in collibus Gumango in territorio cen- 
trali-afrieano Niamniam, sterilis tantum: Dr. Schweinfurth. 
14. ‚Placodium (s. Acarospora) thaeodes Müll. Arg. L. 
43, Bd. 1. Heft. 3 
