— 118 — 



colore sicut in speciminibus a Zw. lectis L. prasinae f. prasinizae Nyl. 

 Gonidia ad Cystococcum humicolam Naeg. pertinentia, simplicia, diam. 

 0,010 — 0,008 mm., membrana modice incrassata, baud gelatinosa. Para- 

 physes simplices aut furcato-ramosae, baud connexae, membrana gelati- 

 noso-incrassata. Asci clavati. Haec species potius L. globulosae Floerk., 

 quam Bacidiis, est affmis. 



Ad truncos arborum in silva prope cataraclam in insula Koh Chang 

 (no. XXIII). 



33. L. (Catillaria) unicolor Wain., 1. c. 



Thallus crustaceus, tenuis, subcontinuus, leviter verruculoso-inaequalis 

 aut sat laevigatus, partim crebre rimulosus, albido-glaucescens, KHO lute- 

 scens, GaCUOg non reagens, KHO (CaCUOo) lutescens, hypothallo in- 

 distincto. Gonidia cystococcoidea. Apothecia adpressa, 0,5 — 0,7 mm. lata, 

 disco piano, nigro aut fusco, nudo, margine nigro, crassitudine mediocri, 

 demum saepe excluso. Excipulum basale albidum, KHO lutescens. Hy- 

 pothecium albidum aut pallidum. Hymenium circ. 0,070 mm. crassum, 

 jodo persistenter caerulescens. Epithecium dilute sordide violascens aut 

 partim decoloratum, KHO non reagens. Sporae 8 : nae, decolores, ellip- 

 soideae aut ellipsoideo-oblongae, apicibus rotundatis, distichae, 1-septatae, 

 halone nullo indutae, long. 0,014—0,011, crass. 0,007 — 0,005 mm. 



Apothecia gonidiis destituta. Excipulum in margine ex hyphis ra- 

 diantibus pachydermaticis formatum, superne aut extus cyanescens, inferne 

 aut intus violaceum, KHO dilute sordideque olivaceum aut vix reagens, 

 basi albidum et KHO lutescens. Hypothecium guttulas oleosas abundanter 

 continens. Asci clavati, membrana apice modice incrassata. Paraphyses 

 arete cohaerentes, simplices, sat tenues, apice clavato-incrassatae. Gonidia 

 diam. circ. 0,008 mm. — A L. tricolore (With.) Nyl. sporis crassioribus 

 et apotheciis unicoloribus differt, at ei affmis. A L. atropurpurea (Schaer.) 

 Th. Fr. thallo et reactione jodetica hymenii ceterisque notis differt. Habitu 

 vix differt a Buellia disciformi. 



Ad corticem Arecae catechu prope Stationem navalem in insula Koh 

 Gliang (no. X). 



Trib. 8. Gyalecteae. 



1. Gyalecta (Ach.) Wain. 



34. G. Intea (Dicks.) Tuck., Lich. Hawai. (1867), p. 227, Syn. 

 North Am. (1872), p. 218; Wain., Lich. Bres. II (1890), p. 71. Bia- 

 torinopsis lutea Miill. Arg., Lich. Beitr. (Fl. 1881), no. 254, Graph. Feean. 

 (1887), p. 5. 



Apothecia 0,3—0,4 mm. lata, disco pallido aut raro lutescenti-pallido, 

 piano aut raro convexiusculo, margine tenui, integro aut verruculoso, 

 albido aut raro pallido, discum baud superante. Perithecium in parte ex- 

 teriore cellulis mediocribus. Hymenium circ. 0,040 mm. crassum, jodo 

 dilute caerulescens, dein vinose rubens. Paraphyses apice leviter incrassatae. 

 Sporae 8 : nae, distichae, fusiformi-oblongae aut oblongae. apicibus obtusis 

 aut rotundatis, 1-septatae, decolores, long. 0,007 — 0,008, crass. 0,002 — 

 0.003 mm. 



