— 142 — 



77. A. (subg. Euarthonia) ochrodes Nyl., Fl. 1886, p. 104 (no. 5597 

 in herb. Nyl.); Willey, Syn. Arth. (1890), p. 10. 



Thallus tenuissimus, epiphloeodes, albidus aut albido-cinerascens aut 

 pallescens, opacus, sat laevigatas, hypothallo nullo distincto. Apothecia 

 approximata et parce etiam aggregata, anguloso-rotundata aut ellipsoidea, 

 long. 0,5 — 0,1 mm., latit. 0,2 — 0,1 mm., disco piano aut planiuscalo, 

 feiTugineo-fuscescente, nudo aut plus minusve ochraceo-pruinoso, margine 

 tenui, ochraceo-pruinoso. Hypothecium electrino-lutescens. Hymenium 

 jodo caerulescens , dein vinose rubens. Epithecium electrino-lutescens, 

 granulosum, KHO violascens aut rubescens. Sporae 8:nae, primum 

 electrino-lutescentes, demum fuscescentes , ovoideo-oblongae, 3-septatae, 

 cellula apicis crassioris reliquis duplo vel triplo longiore, long. 0,016 — 0,018, 

 crass. 0,005—0,008 mm. 



Gonidia chroolepoidea, diam. circ. 0,00(5 mm. Perithecium (et margo) 

 tenue, sub microscopio electrino-lutescens, KHO violascens rubescensve. 

 Hymenium circ. 0,060 mm. crassum, dilute electrinum. Asci obovoideo- 

 clavati, parte superiore membrana bene incrassata, long. circ. 0,034, crass, 

 circ. 0,014 mm. Sporae apicibus rotundatis. — Huic speciei proxime 

 affinis est A. elegans (Ach.) Almqu., Mon. Arth. Scand. (1880), p. 19, 

 Willey, Syn. Arth. (1890), p. 9 {A. ochracea Duf., Rev. Opegr., 1818, 

 p. 8), quae praesertim reactione jodetica hymenii ab ea differt. 



Ad corticem Arecae prope Stationem navalem in insula Koh Chang 

 (no. X). Ad corticem arboris prope Stationem navalem Lem Ngob 

 (no. XXXII). 



Area: In partibus tropicis Americae et Asiae lecta. 



II. Pyrenolichenes. 



1. Bottaria (Mass.) Wain. 



78. B. (subg. Anthracotheciiim) libricola (Fee) Wain., Lich. Antill. 

 (1896), p. 31. Pyrenula Fee, Ess. Crypt. Ecorc. Suppl. (1837), p. 82; 

 Miill. Arg., Rev. Lich. Mey. (Jahrb. K. Bot. Gart. Berl. II, 1883), p. 318. 

 Verrucaria Nyl., Syn. Lich. Nov. Gal. (1868), p. 87, Lich. Lab. (1891), 

 p. 16; Hue, Lich. Exot. (1892), p. 288. Anthracothecium lihricoluni 

 Mull. Arg., Pyr. Cub. (Engl. Bot. Jahrb. VI, 1885), p. 415, Pyr. Feean. 

 (Mem. Soc. Phys. et Hist. Nat. Geneve XXX, 1888), p. 36. 



Thallus macula pallida aut glauco-pallescente indicatus. Perithecium 

 fuligineum, integrum, globosum, latit. 0,5 — 0,3 mm., immersum, apice 

 elevato, nigricante aut cinereo-nigricante. Sporae 8 : nae, distichae, oliva- 

 ceo-fuscescentes, murales, seriebus transversalibus cellularum 10 — 6, me- 

 dianis 4 cellulas continentibus, long. 0,025— 0,044, crass. 0,011 — 0,014 mm. 

 Paraphyses parce ramoso-connexae aut simplices. 



Ad truncum arboris in silva littorali in insula Koh Kahdat (no. XXXV) 

 et prope Stationem navalem Lem Ngob (no. IX). 



Area: In regionibus; tropicis Americae, Aft'icae, Asiae, Oceaniae provenit. 



