lilCHENES ANTILLAKUM A W. R. ELLIOTT COLLECTI. 259 



2. Gr. (Graphina) subnitida Nyl. in Leight. Lich. Amaz. 453, 

 tab. Ivi. fig. 14 ; Nyl. Licli. Fueg. 34, Lich. Guin. 49. Ad corti- 

 cem arboris in Morne Couronne in Dominica (n. 171). Perithecium 

 pallidum, tenuissimum, basi deficiens. Apothecia labiis conniventi- 

 bus, demum leviter hiantibus, tenuibus, thallo concoloribus, modice 

 elevatis instrucfca, 1-0-5 millim. longa, approximata. Thallus 

 glaucescenti-pallidus, tenuis, nitidiusculus aut sat opacus. Sporte 

 Snne, decolores, subfasitbrmes, long. 0-030-0-036, crass. 0-012-0-014 

 millim., murales, cellulis baud nuraerosis, septis ti'ansversalibus 0, 

 loculis mediis septa una longitudinal! divisis, iodo baud reagentes 

 (metaplasmate ascorum iodo rubente). 



3. G. (Ph^ographis) diversa Nyl. Syn. Lich. Nov. Cal. 74. 

 Plueographis Miill. Arg. Lich. Beitr. n. 455 ; Fl. 1888, 522. Lecan- 

 actis exaltata Mont, at v. d. Bosch test. Nyl. et Hue, Lich. Exot. 239. 

 Ad corticem arboris in Morne Anglais in Dominica (n. 52G). Apo- 

 thecia disco piano, nigro, epruinoso, margine thallo concolore, 

 esorediato. Perithecium fuligineum, integrum, in labiis amphi- 

 thecio thallino obductum. Sporas fuscescentes, pluriseptatse, long. 

 0-030-0-042, crass. 0-010-0-013 millim. 



4. G. (Ph^ographis) albida, sp. n. Thallus tenuis, l^vigatus aut 

 sat b^vigatus, nitidiusculus, albidus aut pallescenti-albidus, KHO 

 sordide fulvesceus. Apothecia vulgo sat approximata, elongata, 

 simplicia aut ramosa, vulgo flexuosa curvatave, long. 5-1 millim., 

 latit. 0'3-0-25 millim., elevata adpressaque, labiis conniventibus, 

 IfBvigatis aut demum fissura tenui apud rimam discoideam in- 

 structis, basi abruptis, thallo concoloribus, esorediatis. Perithecium 

 tenue, pallidum et partim pallido-fuscescens, in labiis amphithecio 

 thallino et cellulas substrati continente obductum. Discus rimse- 

 formis, inconspicuus aut nigricans. Sporje 8nfe, demum fusce- 

 scentes, oblongse aut fusiformi-oblongfe, membrana incrassata, long. 

 0-02G-0-028, crass. 0-008-0'012 millim., septis 5-7. Hymenium 

 iodo casrulescens. Paraphyses apice clavatfe, clava fuscesceute, 

 1-septata. Ad corticem arboris in Morne Anglais in Dominica 

 (n. 528). 



5. G. (Ph.eographis) medus^formis Krempelh. Fl. 1870, 41G ; 

 Wain. jLtud. Bres. ii. 115. Ad corticem arboris in Morne Anglais 

 in Dominica planta huic speciei proxime affinis, at disco apotheci- 

 orum nigro nudo ab ea differens, parce lecta est. Bporse 4n{B, 

 7-septatae, long. 0-025-0-030, crass. 0-009-0-010 millim. Yariatio 

 sit hujus speciei. 



G. G. (Ph^ographis) tricosa Ach. ; Wain. I.e. 116. Ad corticem 

 arboris in Chateau Belair in St. Vincent. 



7. G. (Ph.eographis) rosea, sp. n. Thallus tenuis, Ifevigatus, 

 nitidiusculus, pallidus aut glaucescenti-pallidus, KHO non reagens. 

 Apothecia increbra, elongata, long, circ. 15-5 millim., parce ramosa 

 aut simplicia, flexuosa, lirellas roseas, 0-5-1 millim. latas formantia. 

 Perithecium laterale tenue, fusco-nigrum, basale albidum, in labiis 

 conniventibus, modice elevatis et basi sen.sim in thallum abeuntibus, 

 amphithecio thallino, extus roseo, laevigato, obductum. Discus 

 rim«formis, angustus, immersus, pallescens aut obscuratus. Sporfe 



s 2 



