58 DR. W. NYLANDER AND THE REV. J. M. CROMBIE ON 
52. Grapuis suBRIGIDA, Nyl., sp. n. Thallus vix ullus visibilis ; 
apothecia nigra linearia rigentia, sat longa (longit. circiter 3-4 
millim., latit. fere 0*5 millim.), prominula nuda, epithecio 
rimiformi ; thecæ monospore ; spore fuscescentes, cylindrico- 
oblong, murali-divise, longit. 0:115-0:145 millim., crassit. 
0*026-0:030 millim. (iodo cerulescenti-obscurate) ; paraphyses 
guttulis oleosis insperse; hypothecium incolor.—Species, ut 
videtur, e stirpe Graphidis rigide, Fée. Perithecium obsolete 
semel striatulum. Comparari possit etiam cum Graphide flex- 
uosa, Nyl., e Philippinis, que vero sporas habet Snas. 
On Jack-fruit trees. Singapore. 
53. Grapuis INUSTA, Ach. On the small branches of Anona. 
Government Garden, Malacca. 
94. GRAPHIS CHRYSENTERA, Mont. (P On bark of old trees. 
Singapore. The specimens are old and without spores ; but 
are apparently referable to this species. 
55. MEDUSULA rricosa (dch.). On Betel-Palms. Singapore. 
56. OPEGRAPHA ADTINENS, Nyl., sp. n. Thallus macula albida 
opaca indicatus ; apothecia nigra tenuia longiuscula flexuosa, 
epithecio rimiformi-angustato ; spore 8nze fusiformes 3-5-sep- 
tate, longit. 0'012-0:014 millim., erassit. 00035 millim.—Ac- 
cedere videtur ad Opegrapham vulgatam, sed spore breviores 
et spermatia oblongo-eylindrica (vel subfusiformia), longit. 
0*004—0:005 millim., erassit. 0'001 millim. 
On aged trees, Tanjong, Malacca. On Anacardium occidentale, 
Bukit China, Malacca. 
57. ARTHONIA CINNABARINA, Var. ADSPERSA (Mont.). On Areca 
Catechu. Kassang, Malacca. 
58. ARTHONIA SPECTABILIS, Flot. On bark of trees, Allagajah, 
near Malacca. On Pterocarpus indicus, Tanjong, Malacca. 
59. ARTHONIA SUBPOLYMORPHA, Nyl., sp. n. Thallus albus 
tenuissimus subfarinaceus; apothecia nigricantia (humida fus- 
cescentia), oblongo-difformia, conferta (latit. 03-05 millim.); 
spore Snæ (demum fuscescentes vel obscurate), oviformes, 
3-septate, longit. 0°015-0'016 millim., crassit. 0'006 millim. 
Iodo gelatina hymenialis cærulescens, cerulescentia persis- 
tente.—Facie fere Arthonie polymorphe, Ach., sed ob apo- 
