PRODROMUS FLOR^E NOVO-GRANATENSIS. 369 



31. Graphis scribillans Nyl.' — Thallus albus tenuis vel te- 

 nuissimus subfarinaceus ; apothecia fusca vel fuscescentia opaca 

 innota angustata, sat conferta, simplicia, (lexuosa aut furcato- 

 divisa, margine thallino fere discisso (ssepe subleproso) irregulari 

 cincta; theese monosporae, sporae incolores (vel demum leviter 

 fuscescentes) ellipsoideae murali-divisae, longit. mm ,068-0 mm ,100, 

 crassit. mui , 020-36, hypothecium incolor. Gelalina hymenea iodo 

 non lincta, sporœ demum cœrulescenles. 



Bogola, altit. 2/i00 metr., ad corlices (in coll. Lindig. mixta sub 



n° 715). 



Obs. — Affinis est (sin nimis) Graphidi obleclœ (columbianœ). Gela- 

 lina hymenea iodo interdum leviter cœruleseens; sporae non semper vel 

 solum leviter iodo cœrulescentes. 



32. Graphis homographiza Nyl. — Thallus albus (.vel albo- 

 giaucescens) tenuis opacus; apothecia innata (saepe conferta) 

 varie ramosa etflexuosa, epithecio fuscescente angusto vel rimi- 

 formi (saepe irregularibus vel parum distinctis); sporae 8"* inco- 

 lores oblongœ 8-t O-loculares, longit. mm ,026-34, crassit. mm ,009 

 (iodo cœrulee coloratse), hypothecium incolor. 



Villeta, altit. 1900 metr., ad corticem arborum (coll. Lindig. 2857). 



Obs. — Faciem habet fere Graphidis Poitœi Fée, Ess. y p. 46, t. 9, 

 fig. 1, SuppL, p. 33, t. 39, fig. 32, sed sporis eximie differt. 



33. Graphis remformis Fée, Ess. , p. 46, t. 11, f. 2, SuppL, 

 p. 34, t. 39, f. 33. 



Ad cortices arborum. Villeta, altit. 1100-1900 metr. (coll. Lindig. 

 2720); Honda, altit. 250 metr. (ead. coll. 2888); Magdalena, altit. 

 150 metr. (ead. coll. 2651 et 2894), ad Theobroma Cacao. 



Obs. — Affinisest Graphidi obteclœ. Thecœ monosporae, sporis ineo- 

 loribus murali-divisis. Hypothecium nigricans aut modo infra sat tenuiter 

 obscuratum. Gelatina hymenea et sporae iodo lutescentes, vel illa aut 

 utraeque interdum cœrulescentes. Sporœ longit. mm ,125-210, crassit. 

 mm ,0ZiZi-62. 



34. Graphis pachygrapha Nyl. — Thallus albido-giaucescens 



4 e série. Bot. T. XIX. (Cahier n° S.) * 2; 



