Bo/. II. :o(i!. 7i'/-i,'V/';/. rmi Jen Siiiiina- ii. Saloiiioiis/iisclii. 245 



Chrysothricaceae. 



XXV. Crocynia (Ach.) Nyl. 



45. Crocynia gossypina Nyl. 



Lieh. Japon. (1890), p. 59. 



Liehen gossypintis Sw., Flora Ind. Occid., Vol. 111 (1796), p. 1887. 



Lecidea (Crocynia) gossypina Ach., Lichgr. Univ. (1810), p. 217, et Synops. Lieh. (1SI4), p. 54. 



Byssocaulon gossypinum Müll.-.-\rg. in Engler, Bot. Jahrb., Bd. V (1884), p. 138, et Bd. XXIIl (1897), p. 297. 



Auf alten Baumstämmen fruchtend (Reinecke, Nr. 58). 



Thelotremaceae. 



XXVI. Ocellularia Spreng. 

 46. * Ocellularia micropora Müll. Arg. 



In Flora, Bd. LXXIV (1891), p. 112, et in Nuov. Giern. Botanic. Italian., vol. XXIII (1891), p. 129. 



Thclotrema microporum Mont. in Annal. seien, natur. Bot., Ser 3a, Vol. X (1848), p. 130, et Sylloge Plant. Cryptog. (185G), 

 p. 363; Nylander., Synops. Lieh. Nov. Caledon. in Bull. Soc. Linn. Normandic, Ser. 2a, Vol. II. (1868), p. 75; Krempelhuber, 

 in Journ. Museum Godeffroy, Bd. I., Heft 4 (1874), p. 103. 



Exsicc.; A. Zalilhruckner, Lieh, rarior. Nr. 88. 



Upolu. An Rinden auf den Apiaberg (Rechinger, Nr. 2832, 2833, 5073). 



XXVII. Thelotrema (Ach.) Müll.-Arg. 



47. * Thelotrema (sect. Euthelotrema) porphyrodiscum A. Zahlbr. n. sp. 



Thallus epiphloeodes, tenuis, circa 0-2 mm altus, effusus, continuus, isabellino- vel ochraceo- 

 albescens, subnitidus, KHO e flavo ferruginascens, CaClgO.j — , creberrime subgranuloso-exasperatus, 

 in margine linea obscuriore haud cinctus, heteromericu.g, superne corticatus, cortice tenui, decolore vel 

 fere decolore, ex hyphis leptodermaticis, ramosis, dense intricatis formato, subcartilagineo, usque 25 ja 

 alto; gonidiis chroolepoideis, infra corticem Stratum continuum formantibus, cellulis concatenatis, membrana 

 sat tenui cinctis; meduUa alba, hyphis non amylaceis. Apothecia sessiUa, majuscula, 1 — 1 -2 ;;/;» lata, 

 dispersa vel hinc inde aggregata; receptaculo verrucas semiglobosas vel depresso-globosa, basi constrictas 

 formante, thallo concolore, extus subverruculoso-inaequali; disco bene urceoleto, immerso, coccineo, 

 opaco; excipulo corticato, cortice pallido, ex hyphis ramosis formato, infra corticem gonidia et medullam 

 albam includente; perithecio supra discum elongato, nigrescente; hypothecio rufescenti-fusco; hymenio 

 decolore, guttulas oleosas numerosasque continenle, parum gelatinöse, 190 — 200 '^ alto, J — vel vix 

 utescente, epithecio granuloso-pulverulento, croceo, KHO sensim aeruginascente; paraphysibus filiformibus 

 dense contextis, simplicibus, eseptatis; ascis cylindricis vel oblongo-cylindricis, hymenio subaequilongis, 

 apice rotundatis vel fere retusis, membrana undique tenui cinctis, 8sporis; sporis in ascis uniserialibus vel 

 subuniserialibus, decoloribus, ovalibus vel ovali-ellipsoideis, muralis-divisis, cellulis in seriebus verti- 

 calibus 4 — 6, in seriebus horizontalibus 1 — 2, rotundatis vel sublentiformibus, membrana sat tenui 

 cinctis, J fuscescenti-coeruleis, 14 — ^18 \>. longis et 8 — 9 [j. latis. 



.Savvai. Auf den Stämmen kultivierter Kokospalmen bei Sataua (Rechinger, Nr. 2919, 2926). 



Tutuila. Auf Kokosslämmen bei Pago-Pago (Rechinger, Nr. 3133). 



Denkschriften der m.ithem.-n;ilur«-. Kl. HJ. LXXXI. 33 



