53 — 



52. Graphis (s. Solenographa) assimilis Nyl. Prodr. 



Lich. Gall, et Alger, p. 150 adn. — B. n. 592. 



53. Graphis (s. Eugraphis) Sayeri Mull. Arg. L. B. 



n. 1186 — B. n. 580. 



54. Graphis (s. Fissurina) albo-nitens Mull. Arg.; 



thallus albus, nigro-limitatus, tenuissimus, laevigatus et 

 nitens; lirellae erumpentes, exiguae, obsolete emergentes, 

 liueares, lateraliter thallo tectae, subsimplices, in sectione 

 basi latiore circ. 4 / 10 mm latae; discus fuscidulus, parum 

 perspicuus; perithecium fuscum, tenue, basi undique de- 

 liciens; lamina in sectione truncato- conica; asci 8-spori; 

 sporae imbricatitn uniseriales (hyalinae), 10- — 11 f* longae 



et 5_6 jm latae, 4-loculares. — Prope Gr. lacteam (Fee) 

 Nyl. locanda est. A dissimili Gr. pertenclla Stirt. jam 

 thallo absolute alio et sporis minoribus differt. — B. 



n. 582. 



55. Arthonia gregaria v. adspersa Mull. Arg. L. B. 



n. 1492. — B. n. 531, 534, 582 (omnes pr. p.). 



v. purpurea; Conioloma coccineum v. purpurcum 

 Eschw. Bras. p. 170. — B. n. 531 pr. p., 534 pr. p. 



56. Arthonia subgyrosa Nyl. Lich. Kurz. Bengal, p. 72. 



B. n. 582 pr. p. 



57. Arthonia leptospora Mull. Arg.; thallus olivaceo- 



albidus, tenuissimus, laevis; gonidiorum catenae ad articu- 

 lationes constrictae, articuli rhomboideo - elliptic! ; apo- 

 thecia sicca et madefacta extus intusque nigra, circ. 

 3 | 10 mm lata, obsolete obtuse astroideo-lobata v. orbi- 

 cularia et oblonga, recta et curvata, margine destituta; 

 asci globoso-pyriformes, apice pachydermei ; sporae 

 8-nae, hyalinae, 12—14 f* longae, 2 1 / 2 — 3'/a /* Jatae, 

 digitiformes, subaequaliter (3-) 4— 5-loculares. — Habitu 

 ad A. Tlwzetianam Mull. Arg. accedit, sed apothecia 

 madefacta non pallentia, haud marginata et sporae ambitu 

 graciliores et magis divisae sunt. Locum habeat juxta 

 A. miserulam Nyl. in Prodr. Nov. Gran. 1 p. 106. 



v. adspersa). 



( 



58. Opegrapha interveniens Miill. Arg.; thallus hypo- 



phloeodes, cum epidermide corticis maculani fuscescenti- 

 pallidam formans, zonula nigra cinctus ; apothecia nigra, 

 superficiali adpressa, nana, basi non constricta, undique 

 nuda, 2 /i mm lata, longitudine latitudinem semel-sexies 

 sequantia, recta, simplicia, rarius et bifurcata; labia 

 arete conniventi-clausa v. subinde apice rimulam parum 

 concavam angustam f'ormantia; perithecium basi com- 



ple 



' 



8-spori ; sporae 23 — 25 f* 



