210 Acta Societatis pro Fauna et Flora fennica, VII. 



Ad corticem arborum locis numerosis prope Sitio, Lafayette et 

 Carassa in civ. Minarum, n. 637. 



Goniclia chroolepoidea, circ. 0,oos millim. crassa, membrana 

 crassiuscula. — Apothecia substrato immersa, quod in pseudo- 

 stromata, thallo hypophloeode obducta, transformant. Nucleus 

 depresso- vel conoideo-subglobosus (superne in collum conoideum 

 continuatus), circ. 0,3 2—0,3 millim. latus, saepe oleosus granu- 

 losusque, jodo non reagens. Paraphyses gelatinam abundantem 

 percurrentes, ramoso-connexae. Asci subcylindrici aut oblongo- 

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

 bus obtusis rotundatisve, saepe halone indutae, loculis lenticulari- 

 bus, sat aequalibus. Pycnoconidia „cylindrica, utroque apice cla- 

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



S. Melanothelium Wainio. Neque thallus nee pseudostro- 

 mata materiam ochraceam KHO violascentem continentia. Pseu- 

 dostromata e peritheciis elevatis confluentibus tormata. 



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

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

 renoc. (1858) p. 57 (mus. Paris.). Sagedia Mass., Bic. Lich. Crost. 

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

 p. 393, Pyr. Feean. (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 — 0,0 2 2, 

 crass. 0,00 5 — 0,oo? millim. 



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

 — Thallus laevigatus aut ruguloso- vel verruculoso-inaequalis, 

 strato corticali fere amorpho semipellucido circ. 0,020 — 0,4 o mil- 

 lim. crasso instructus. Gonidia chroolepoidea, circ. 0,oio— 0,0 8 

 millim. crassa, membrana sat tenui aut crassiuscula. Nucleus 

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

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



