224 Acta Societatis pro Fauiui et Flora fennica, \U. 



0. P. sceptrospora Waiiiio (n. .sp.j. 



Tliallus iiid leiuiis uul crassiludinc inediocris, inacqualis 

 aut hicvigalus, cincrco-glauecsccns, nitidiusculus aut subopacus. 

 ApotJiccia' \u\go dcmuni vcrrucas 0,6 0,3 niilliin. laias, dcprcsso- 

 subglobosas, aut rarius licniisi)liacricas vcl parum clcvatas, basi 

 constrietas aut abruptas Ibrmantia, anipliithccio thallino, tliallo 

 eoneolorc maxima partc obducta, vcrtice sat latc dcnudato, pal- 

 lido, planiusculo convexiusculove, pcrithecio pallido. Sporae 8:nae, 

 bacillares elongataevc, 14 9-septatae, long. 0,0 3 2 0,0 5 0, crass. 

 0,0 02 5 0,0 3 millim. 



Ad saxa granitica in rivulo in montibus Tijucae prope Rio 

 de Janeiro, n. 158. Thallus hypothallo fusconigricante inter- 

 dum partim anguste limitatus. Gonidia chroolcpoidea, circ. 0,oo8 

 0,0 6 millim. crassa, membrana crassiuscula. Amphitliecium 

 gonidia continens. Perithecium pallidum, KHO rufescens aut fulvo- 

 rufescens. Nucleus albidus, jodo haud reagens, circ. 0,4 millim. 

 latus. Paraphyses 0,ooo5 millim. crassae, gelatinam abundantem 

 percurrcntes, neque ramosae, nec connexae. Asci subcylindrici, 

 circ. 0,010 0,0 8 millim. crassi, membrana tenui. Sporae di- 

 stichae aut polystichae, rectae, decolores, apicibus obtusis, loculis 

 cylindricis, membrana tenui aut primum halone indutae. 



Sect. II. Sagedia (Mass.) Wainio. Corticola aut saxicola, 



Perithecia nuda aut subnuda, strato gonidia continente haud ob- 



ducta. Gonidia chroolepoidea. 



Sagedia Mass., Ric. Lich. Crost. (1852) p. 159 (pr. p.); Koerb., Syst. Germ. 

 (1855) p. 362; Miill. Arg., Lich. Beitr. (Fl. 1883) n. 668 (em.). 



7. P. chlorotica (Ach.) Wainio. Verrucaria Ach., Lich. Univ. 

 (1810) p. 283; Nyl., Exp. Pyrenoc. (1858) p. 36 pr. p. ; Leight., 

 Lich. Great Brit. 3 ed. (1879) p. 472; Wainio, Adj. Lich. Lapp. 

 II (1883) p. 183; Hue, Addend, (1888) p. 290. Sagedia Mass., Ric. 

 Lich. Crost. (1852) p. 159. L. macularis Koerb., Syst. Germ. (1855) 

 p. 363; Arn., Lich. Tirol. XIV (1875) p. 446. Verrucaria macula- 

 ris Garov., Tent. Disp. Verr. III (1866) p. 15 pr. p. 



Thallus evanescens, fuscescens [aut in specim. Europ. tenuis 

 mediocrisve, crassitudine cinereo-glaucescens aut albidus vel ci- 

 nerascens olivaceusve], opacus. Apothecia verrucas 0,i5 0,4 

 millim. latas, hemisphaericas, nigricantes, vertice convexas for- 



