210 Acta Societatis pro Fauna et Flora fcnnica, VII. 



Ad corticeni arboruin locis nmnerosis proi)C Sitio, Lafayclte ct 

 Carassa in civ. Minarum. n. 637. 



Oonidia chroolcj)oiclca, circ. 0,oo8 millim. crassa, mcmbrana 

 crassinscula. Apotliecia subslrato imm(M'sa, ({uod in pseudo- 

 stromata, thallo liypophlocodc obducta, transformant. Nucieus 

 dcprcsso- vcl conoideo-subglobosus (superne in colluni conoideum 

 continuatus), circ. 0,3 2 0,3 o niillim. latus, saepe olcosus granu- 

 losusque, jodo non reagens. Farajyhyses gelatinam abundantem 

 percurrentes, ramoso-connexae. Asci subcylindrici aut oblongo- 

 clongati, membrana sat tenui. Sporae distichae, decolores, apici- 

 bus obtusis rotundatisve, saepe halone indutae, loculis lenticulari- 

 bus, sat aequalibus. Pycnoconidia ,,cylindrica, utroquc apice cla- 

 vatula, long. circ. 0,oo5, crass. vix 0,0 oi millim." (Nyl, 1. c). 



6. Melanothelium Wainio. Neque thallus nec pseudostro- 

 mata materiam ochraceam KHO violascentem continentia. Pseu- 

 dostromata e peritheciis elevatis confluentibus formata. 



7. Ps. tropica (Ach.) Mull. Arg., Lich. Beitr. (Fl. 1883) n. 

 602. Verrucaria Ach., Lich. Univ. (1810) p. 278; Nyl, Exp. Py- 

 renoc. (1858) p. 57 (mns. Paris.). Sagedia Mass., Pic. Lich. Crost. 

 (1852) p. 161. Trypethelium tropicum Mull. Arg., Pyr. Cub. (1885) 

 p. 393, Pyr. Peean. (1888) p. 10. Verr. Gaudichaudii Fee, Ess. 

 Crypt. Ecorc. (1824) p. 87, tab. 22 fig. 4. 



Thallus crassitudine mediocris aut sat tenuis, glaucovire- 

 scens aut olivaceo-glaucescens [aut pallescens], nitidiusculus. Apo- 

 thecia pro parte irregulariter confluentia aggregataque, pro parte 

 simplicia et verrucas 0,7 0,4 millim. latas, subglobosas, nigras, 

 basi constrictas, vertice convexas aut leviter umbilicato-impres- 

 sas truncatasve formantia. Perithecium globosum, fuligineum, in- 

 tegrum. Sporae 8:nae, oblongae, 3-septatae, long. 0,oi6 0,022, 

 crass. 0,0 5 0,0 07 mfllim. 



Ad corticem arboris prope Rio de Janeiro, n. 50, 54, 127. 

 Thallus laevigatus aut ruguloso- vel verruculoso-inaequalis, 

 strato corticaU fere amorpho semipellucido circ. 0,0200,40 mil- 

 lim. crasso instructus. Oonidia chroolepoidea, circ. 0,oio 0,oo8 

 millim. crassa, membrana sat tenui aut crassiuscula. Nucleus 

 globosus, circ. 0,2 8 millim. latus, jodo non reagens. Paraphyses 

 ramoso-connexae. Asci oblongo-cyhndrici, membrana sat tenui. 



