56 DR. W. NYLANDER AND THE REY. J. M. CROMBIE ON 
40. LzcrpEA MICROPHYLLINIZA, Nyl., sp. n. Thallus pallide 
luridus, sat tenuiter microphyllinus, squamulis subimbricatis, 
crenato-incisis, decumbentibus, confertis ; apothecia rufa super- 
ficialia plana marginata (latit. 0:4-0'6 millim.), intus pallida ; 
spore Sn: incolores aciculares, longit. 0:026—-0:038 millim., 
crassit. 0-001 millim. Jodo gelatina hymenialis cxrulescens, 
cerulescentia presertim thecarum satis persistente.—Species e 
stirpe Lecidee microphylline notis allatis distinguenda (cf. 
Nyl. L. Nov. Granat. p. 62). 
Amongst short decayed mosses on bark of trees. Pulo Undam, 
Malacca. 
4l. LECIDEA vULPINA, Tuck. Nyl. On Nutmeg-trees. Near 
the waterfall, Penang. Very rare, fide Maingay. 
42. LECIDEA MEDIOCRICULA, Nyl., sp. n. Thallus cinerascens 
tenuis subleprosus ; apothecia nigra convexiuscula immargi- 
nata, intus concoloria ; spore Sne incolores ellipsoidez sim- 
plices minute, longit. 0:006-0:007 millim., crassit. fere 00035 
millim.; epithecium subincolor, paraphyses gracilescentes, hy- 
potheeium crasse fuscum. Iodo gelatina hymenialis cerules- 
cens.—Species hee accedere videtur ad Lecideam plebejam, Nyl., 
sed jam epithecio incolori distat. Apothecia latit. circiter 0°5 
millim. 
On the trunks of trees. Malacca. Forming irregularly spread- 
ing patches, fide Maingay. 
43. LECIDEA LEPRIEURIOIDES, Nyl., sp. n. Thallus albidus 
tenuis subleprosus vel furfurellus ; apothecia sanguineo-ferru- 
ginea superficialia plana (latit. 08-12 millim.), margine nigro 
firmo ; sporz: Sn: incolores fusiformes 7-septate, longit. 0°020- 
0:023 millim., erassit. 0'005 millim.; paraphyses graciles, hypo- 
thecium et perithecium nigra. Jodo gelatina hymenialis vinose 
fulvescens.— Affinis Lecidee Leprieurii, Mont., Nyl., Nov. 
Granat. p. 71, sed mox distinguenda sporis minoribus. Per- 
tinet ad stirpem Lecidee premnee. 
On old trunks, Allagajah, near Malacca. On Pterocarpus in- 
dicus, Tanjong, Malacca. The apothecia are occasionally in 
other specimens (and probably normally) pruinose. 
44. LECIDEA CHLOROCONIA, Tuck. MSS. On Calophyllum ino- 
phyllum. Tanjong Kling, Malacca. 
As no diagnosis of this species, originally detected in New 
