Brasilianische Flechten. 365 



Engler's Botan. Jahrbücher, vol. VI (1885), p. 411, et Pyreno- 

 carp. Feean. in Memoir. societe phys. et. hist. natur. Geneve, 

 vol. XXX, Nr. 3 (1888), p. 30; Wainio, Etud. Lieh. Bresil, 

 vol. II (1890), p. 201. 



Syn.: Vemicaria Kunthii Fee, Essai cryptog. ecorc. 

 (1834), p. 88, Tab. XXXIV, Fig. 4. 



Ad cortices laeves arborum in horto botanico Janeirensi 

 (Höhnel, Nr. 13). 



Pyrenula (sect. Pyramidales) marginata Trevis., Caratt. 

 di 12 nuov. gener. Liehen. (1853), p. 13; Müll. Arg., Pyreno- 

 carp. Feean. in Memoir. societ. phys. et hist. natur. Geneve, 

 vol. XXX, Nr. 3 (1888), p. 31; Wainio, Etud. Lieh. Bresil, 

 vol. II (1890), p. 200. 



Ad truncos arborum in horto botcinico Janeirensi (Höhnel, 

 Nr. 128). 



Pyrenula Höhneliana A. Zahlbr. nov. sp., Tab. II, Fig. 19 

 et 29. 



Thallus endophloeodes, stramineus vel stramineo-ochra- 

 ceus, hinc inde expallens, laevigatus, continuus, nitidulus, late 

 effusus, ecorticatus, KHO aurantiacus, CaClgOg— ; hyphis 

 tenuibus, vix 1 [jl crassis, leptodermaticis, non amylaceis; 

 gonidiis chroolepoideis, inter cellulas peridermidis substrati 

 strata horizontalia formantibus, cellulis concatenatis e sub- 

 globoso vel oblongo difformibus, 4 — 1 1 [x longis, membrana 

 tenui. 



Apothecia copiosa, dispersa, majuscula, 0'7 — \-\inm lata, 

 sessilia, conico-depressa, nigra, nitida, solum basi subvelata; 

 ostiolo minute subumbonato, demum pertuso vel haud con- 

 spicuo; perithecio integro, fuligineo, basi multo angustiore, 

 attamen semper bene evoluto, in sectione verticali extrorsum 

 angulato, sed non producto; nucleo depresso-hemisphaerico; 

 hymenio copiose oleoso, I vinose flavescente; paraphysibus 

 tenuis, filiformibus, vix 1 [x crassis, rigidulis, eseptatis et guttulis 



