376 144 
East As. (Journ. of Bot. 1882), p.60; Hue, Lich. Exot. (1892), p. 292 
(excl. var.). Anthracothecium denudatum Mill. Arg., Lich. Afr. Occ. (Lin- 
naea 1880), p. 45, Rev. Lich. Eschw. (Fl. 1884), p.9, Lich. Beitr. (Fl. 
1884) no. 818. 
Thallus tenuis, albidus, laevigatus, leviter nitidus, KHO non reagens, 
linea hypothallina nigricante angusta limitatus. Apothecia sat approximata, 
verrucas 0,4—0,3 mm. latas, hemisphaericas, nigras, nudas, vertice con- 
vexas formantia. Perithecium hemisphaericum, integrum, basi haud dila- 
tatum. Nucleus depresso-subglobosus, basi rotundata. Sporae 8: nae, 
monostichae aut subdistichae, ellipsoideae aut parcius subglobosae, nigri- 
cantes, murales, septis transversalibus 3, cellulis paucis, long. 0,012—0,018 
(—0,010), crass. 0,007—0,011 mm. 
Ad corticem Arecae catechu prope Stationem navalem in insula Koh 
Chang (no. X, XXI). Ad corticem arboris prope Stationem navalem Lem 
Ngob (no. XXXII). — Verr. denudata Nyl. tantum pro. parte huc 
pertinet. 
Area: In regionibus tropicis Oceaniae, Asiae, Africae, Americae. 
82. B. (subg. Anthracothecium) confinis (Nyl.) Wain. Verrucaria 
confinis Nyl., Addit. Fl. Chil. (Ann. Se. Nat. 4 sér. Bot. III, 1855), p. 174 
(secund. specim. orig. no. 1097 in herb. Nyl.), Exp. Syn. Pyrenoe. (1858), 
p. 49, Exp. Lich, Nov. Gal. (Ann. Sc. Nat. 4 sér. Bot. XV, 1861), p. 52, 
Fl. 1867 p.196, Syn. Lich. Nov. Cal. (1868), p. 90 (no. 1095 e Lifu, 
Depl., in herb. Nyl.); Hue, Lich. Exot. (1892), p. 299. Anthracothecium 
confine Mill. Arg., Lich. Afr. Occ. (1880), p. 45. 
Thallus tenuis, albidus, KHO non reagens, sat laevigatus, sat opacus 
aut leviter nitidus, linea hypothallina nigricante angusta limitatus. Apo- 
thecia sat approximata aut sparsa, verrucas 0,4—0,3 mm. latas, hernisphae- 
ricas, cinerascentes vel cinereo-nigricantes, strato tenuissimo  thallino 
obductas, interdum partim denudatas, vertice convexas formantia. Peri- 
thecium depresso-subglobosum vel fere potius hemisphaericum, lateribus 
subrotundis, basi haud dilatatum. Nucleus depresso-subglobosus, basi 
rotundata. Sporae 8:nae, monostichae, ellipsoideae aut parcius subglo- 
bosae, nigricantes, murales, septis transversalibus 3, cellulis paucis, long. 
0,011—0,017, crass. 0,007 —0,012 mm. 
Paraphyses simplices. Asci cylindrici, membrana tenui. — Tantum 
apotheciis inconstanter thallodice obductis a B. denudata differt et in eam 
transire videtur. 
Ad corticem Arecae catechu prope Stationem navalem in insula Koh 
Chang (no. X). Ad corticem arboris prope Stationem navalem Lem Ngob 
(no. IX). 
Area: In regionibus tropicis Americae, Oceaniae et Asiae obvia, 
2. Pyrenula (Fée) Wain. 
83. P. (subg. Melanotheca) subaggregata Mill. Arg., Pyrenoc. Cub. 
(Engl. Bot. Jahrb. VI, 1885), p. 410, Lich. Beitr. (Fl. 1887) no. 1212. 
