345 
76. Opegrapha Bonplandi v. abbreviata (Fee) Müll. Arg. Graphid. 
Feean. p. 17; Stein Flecht. v. Usambara n. 21; corticola in Usambara: ' 
Dr. HB. Meyer (Stein n. 17). 
77. Opegrapha (s. Lecanactis) Quassiae v. nuda Müll. Arg. Revis. 
Lich. Feean. p.5; corticola in Africa tropieo-orientali: Rev. J. Hannington. 
78. Arthothelium aurantiacum Müll. Arg.; thallus intense aurantiacus 
aut flavescenti-aurantiacus, margine linea nigrescente einetus, tenuissimus, 
leprosulus v.sublaevis; apothecia nigra, parvula, tenuiter astroideo-ramosa, 
nigra, obsolete thallino-vestita; sporae in ascis obovoideis apice pachy- 
dermeis 8-nae, hyalinae, 25—28 « longae et 9I—11 u latae, oblongo-obo- 
voideae, rectae et curvulae, transversim 8—10-loculares, loculi in axi 
3—5-locellatii — Thallus fere ut in Oallopismate aurantiaco Mass., apo- 
thecia autem ut in Arthonia astrotdea Ach., sed longe gracilius et longius 
astroideo-ramosa. — Cortieola in Africa tropico-orientali: Rev. J. Han- 
nington. 
79. Chiodeeton minutulum Müll. Arg.; thallus albido-glaucus, tenuis- 
simus, laevis, continuus v. demum parce rimulosus, ambitu haud byssinus; 
verrucae albissimae, fere 1mm latae, orbiculares et oblongae et tum 
rectae aut varie curvulae v. etiam parce confluentes, nano-convexae, hasi 
applanatae, laevigatae, minutissime et sat copiose ostiolatae; apothecia 
dense sparsa, orbicularia v. hine inde oblongata; "so—!jıo mm longa, non 
prominula, nuda, inlus infra laminam profunde atra, subdiscreta; sporae 
96—30 u longae, 3 u latae, tenuiter fusiformes, subrectae, 4-loculares. — 
Juxta Ch. effusum F&e et Ch. Meratii Fee inserandum est, quibus longe 
tenuius est. — Corticola in Africa tropico-orientali: Rev. J. Hannington. 
80. Glyphis favulosa v. intermedia Müll. Arg. Graph. Feean. p. 61; 
ramulicola in monte Kilima Ndjaro: Dr. H. Meyer (vidi fragm. in hb. Steinii). 
Pyrenuleae Müll. Arg. Pyrenoc. ceubens. p. 375. 
81. Melanotheca eruenta Müll. Arg. Pyrenoc. cubens. p. 379; Pyre- 
nula Gravenreuthit Stein Flecht. v. Kilima Ndjaro n. 26; ad ramulos 
minores silvae Rabai Ndara: Dr. H. Meyer (vidi speeim. Steinii). Apo- 
theeia in specim. viso fere omnia simplicia, qualia etiam hine inde in 
speeiminibus americanis occurrunt. Sporae bene evolutae 30 # longae et 
15 u latae sunt. 
82. Arthopyrenia (s. Mesopyrenia) plasipes Müll. Arg.; thallus glauco- 
albus, tenuissimus, maculiformis, ambitu effusus; apothecia hemisphaerica, 
ex obtecto demum nuda et nigra, umbilicato-ostiolata, 5ıo—®ıo mm lata, 
basi insuper in annulum planum vulgo velatum dilatata; peritheeium basi 
deficiens; paraphyses capillares, firmae, sparsim connexae; asci obovoideo- 
ceylindrici, 2-seriatim S8-spori; sporae 25—83 u longae, 11-12 u latae, 
obovoideae, medio subconstrictae, utrinque rotundato-obtusae, 2-loculares. 
— Apothecia juniora fere illa A. planorbiculatae Müll. Arg. referunt, sed 
obtecta et sporae multo majores sunt, Ab A. indusiata Müll. Arg. re- 
cedit structura apotheciorum. Optime, ut videtur, juxta A. terminatam, 
sc. Verrucariam terminatam Nyl. Lich. Andam. p. 21 locanda est, quae 
thallo et paraphysibus differt. — Corticola in Africa tropico-orientali: 
Rev. J. Hannington. 
