145 
abeuntes, uniosfiolatae; ostiolum punctiforme, nigrum, madefactum 
pallens, baud emergens; sporae 2-nae, 130—140 ^ longae, circ. 35 a latae, 
mtus non costulatae. — A proxima P. cinerella Müll. Arg. differt colore 
obsolete ilavescente, verrucis magis depressis et sporis majoribus. Habitu 
ad valde juvenilem P. mclaleucam Duby accedit, sed osliola semper 
exigua et solitaria. Ad corticem Mangiferae ad Soctrang in Cochin- 
clnna (Borland). 
1181). Patellaria(s Bacidia) polysporellaMüll. Arg.; thallus olivaceo- 
virens, leproso-furfurellus, tenuissimus, facile evanescens; apothecia 
/ 4 — '/ 8 mm lata, sessilia, e leviter concavo plana et dein obiter convexa 
sicca albido-cainea, madefacta pallide aquoso-fuscidula, tenuissime mar- 
gmala, margo integer, primuni leviter prominens, in madefactis disco ob- 
scurior; lamina cum hypotliecio undique hyalina; paraphyses clavatulae 
pamm numerosae; asci circ. 23 g longi, apice pachydermei, circ. 20-30- 
spon; sporae tenuissimae et breves, in ascis leviter contortae, c. 20 g 
longae et IV 2 g latae, anguilliformes, utrinque obtusae, 4-loculares. — 
Apothecia sicca Simulant .exigua alba Coenogonii. Prope americanas 1 J . 
t) ansluccntem, P' trichophoram et P. pallido-carneam Müll. Arg. inserenda 
est , a quillus jam ascis polysporis recedit. — Ad saxa calcarea in terri- 
torio asiatico Tonkin, socia Willeyae rimosae (comm. cl. Hariot sub 
n. 3463). 
1487. Arthoma Mangiferae Müll. Arg.; thallus albus, tenuissimus, 
laevigatus; apothecia V* mm longa, orbicularia, nigra, v. madefacta de- 
mum rufo-nigra, ex immerso erumpentia et marginibus spuriis a thallo 
(ormatis varie cincta, mox emersa; epithecium obscure olivaceum; hypo- 
thecium fulvum v. hyalino-fulvum; paraphyses crebre connexo-intricatae; 
asci cylindrico-obovoidei, apice leviter pachydermei, 8-spori; sporae sub- 
baculiformes, 20—28^ longae, 2 ! / 2 —4 g latae, utrinque obtusae, subrectae 
et aequahter 4-loculares. — Sporae ut in brasiliensi A. nebulosa Müll. 
Arg., apothecia fere ut in transwaalensi A. pyrenuloide Müll. Arg., sed 
magis immersa et thallus albior. — Ad cortices Mangiferae prope Soc¬ 
trang in Gochinchina: Barlaud (a cl. Hariot comm.). 
1488. Arthonia myriocarpa Müll. Arg.; thallus albus, eximie tenuis, 
continuus et laevis v. demum subrugulosus; apothecia nigra, madefacta 
leviter aquoso-pallentia, erumpentia, copiosissima, perexigua, orbicularia 
v. hinc inde lineari-oblongata v. seriatim confluentia, orbicularia diametro 
V»omni aequantia et minora, plana, nuda; lamina sr.perne olivaceo-nigri- 
cans, caeterum hyalina; asci globoso-obovoidei, apice modice pachydermei, 
8-spori; sporae pro apotheciorum minutie giganteae, 35-40 g longae, 
15 g latae, incurvae, utrinque obtusae, hyalinae, (8—)10-loculares, loculi 
utrumque apicem versus sensim minores. — Habitu ad A, gracillimam 
Müll. Arg. et A. torulosam (Fee) Nyl. accedit, sed minor, sporae majores 
et alio modo divisae. — Ad corticem Jatrophae Curcadis prope Soctrang 
in Gochinchina: Barlaud (comm. cl. Hariot). 
1489. Arthonia leucoschisma Müll. Arg.; thallus candide albus, tenu¬ 
issimus, laevigatus; lirellae innatae, divergenter graphino-ramosae, albo- 
farinosae, tenuissimae, labiis spuriis thalli conniventibus et acutis subtre- 
mulis cinctae, multoties longiores quam latae, habitu plane fissurinulae; 
epithecium margine destitutum, olivaceo-nigrescens, reliqua lamina cum 
hypotliecio hyalina; paraphyses crebre connexo-ramosae; asci oblongato- 
obovoidci, 6—8-spori; sporae oblongo-obovoideae, utrinque obtusae, 
