442 I. DiscoLiCHENES (Wainio). [Opegrapha 



decolores, murales, septis transversalibus 8 ad 10, loculis apicalibns 

 simplicibus, loculis mediis omnibus aut nonnullis septo longitudinali 

 in cellulas duas divisis, jodo baud reagentes, long. 0-021 ad 0-030, 

 crass. 0-005 ad 0-007 mm. Affinis est 0. {Dictyographcs) Arabicce 

 (Miill. Arg., Lich. Arab. p. 131) et varianii (Miill. Arg., Lich. 

 Socot. p. 379). 



LoAXDA (Gad 1000 ped. s. m.). — Ad trunoos ramosque RMsi>phorarum 

 in insula Loanda socialis cum RocceUa Montagnei. No. 351. Ad 

 ramulos Balsamodendri prope Boa Vista una cum ArtJwnia gregaria 

 V. speciosa. No. 361. Ad ramulos Adansonice prope Praia de Zamba 

 una cum A. gregaria v. speciosa. No. 369. 



3. 0. (Euopegrapha) prosodea Ach., Meth. Licb. p. 22 ; Miill. 

 Arg., Graph. Feean. p. 18. 



Corticola in planitie secus flumen Quillu a Pechuel-Loesche 

 lecta, teste Miill. Arg., Licb. Afr. Occ. p. 38. 



3. 0. cylindrica Raddi; Wain, Etud. Lich. Bres. II. p. 132. 

 0. Bowplandi Fee, Ess. Crypt. Ecorc. p. 17 ; Miill. Arg., Graph. 

 Feean. p. 17, Lich. Afr. Occ. p. 38. 



LoANGO. — In oortice emortuo Palmarum lecta a Pechuel-Loesche, 

 teste Mtill. Arg., Lich. Afr. Occ. p. 38. 



4. 0. subvulgata Nyl., Fl. 1869, p. 71 ; Wright, Lich. Cub. 

 n. 101 in herb, meo (baud Cromb., Chall. Exp. p. 226). 



Perithecium integrum, fuligineum, labiis conniventibus. Hy- 

 menium jodo vinose rubens (baud cserulescens). Sporse 8na!, 

 decolores, 7-septat8e, loculis sat jequalibus, halone nullo indutse, 

 long. 0-030 ad 0-038, crass. 0-005 mm. 



GoLUNGO Alto. — Ad truncum fruticis arborescentis Lophostylidis 

 (i.e. Securidaea Wehoitschii) in silvis primitivis in Serra de Alta Queta. 

 No. 323 pr. p. 



5. 0. septemseptata Wain., sp. n. 



Thallus tenuis, leviter verruculoso-insequalis aut sat Isevigatus, 

 albido-glaucescens, opacus, continuus aut rimulosus, partim linea 

 nigricante limitatus. Apothecia approximata, elevata, oblonga 

 aut rarius elongato-oblonga ellipsoideave, vulgo recta, long. 1 ad 

 0-3, latit. 0-25 ad 0-15 mm., simplicia aut raro 3-radiata. Peri- 

 thecium fuligineum, integrum, labiis Isevigatis, conniventibus aut 

 parcivis demum hiantibus. Labia nigra, at microscopic visa solum 

 margine denudata et interne strato tenuissimo albido obducta. 

 Hypothecium fuligineum, sat crassum. Discus rimseformis aut 

 parcius demum dilatatus, nigricans, nudus. Hymenium jodo 

 vinose rubens, baud cserulescens. Epithecium fuligineum, KHO 

 smaragdulo-fuligineum. Asci oblongi, membrana sat tenui. 

 Paraphyses ramoso-connexae. Sporse Snse, decolores, halone in- 

 dut£e, 5- ad 7-septatse, loculis 1 ad 2 mediis reliquis multoties 

 longioribus, long. 0-032 ad 0-043, crass. 0-005 ad 0-006 mm. (cum 

 halone 0-010 mm.). Affinis 0. confusidce MuU. Arg., Graph. 

 F^ean. p. 17. 



GoLUNGo Alto. — Ad corticem arboris Artocarpese Musibiri (i.e. 

 Myrianthus arboreus) prope Sange. No. 376 pr. p. 



