232 
Thallus cinereo-nigricans vel obscure cinereus subaquabilis 
rimoso-areolatus vel areolato-granulosus; apothecia planius- 
cula, intus nigricantia; Spore incolores ellipsoidex simplices, 
longit. 0,011—17, crassit. 0,006—7 millim., paraphyses dis- 
crete, hypothecium fere incolor vel infuscatum. Gelatina hy- 
menea iodo ccerulescens. | 
Supra saxa in Scandinavia passim. 
85. I. lugubris Smmrf. Lapp. p. 143 (ex specimine ar- 
chetypo ipsius), Fr. L. E. p. 314; L. cinereo-rufa Scheer. (exel. 
var.). | 
Thallus fuseo-cinereus (vel coecolato-cinereus) crassiusculus 4 
granuloso-concretus glebuloso-diffractus; apothecia atra opaca 
superficialia plana marginata, intus hymenio cinerascente; spo- 
re 8 spherice, diam. 0,008—9 millim., paraphyses graciles, 
hypothecium denigratum. ; 
Ad rupes graniticas Norvegie, Suecie et Finlandize rarius. 
NA 
d 
g. — Stirps Lecide&e petra, thallo obscuro areolato-granuloso, sporis få 
vel nigricantibus.  Sazxicole. — Species 86—90. 
86. I. eoraeina Ach. Syn. p. 11 pr. p., Moug. St. Vog. ] 
462, Smmrf. Lapp. p- 142, Nyl. Prodr. p. 126; L. atrata Sm. 4 
E. Bot. t. 2335, Whinb. Lapp. p. 475 (Gyalecta Ach. I.U: 
Pp: 205). | 
Thallus nigricans vel cinereo-nigricans areolato-granulosos; - 
apothecia plana vel convexiuscula; spore 8” fusco-nigre- 
scentes ellipsoidexe simplices (vel interdum septo obsoleto), 
longit. 0,012—17, crassit. circa 0,007—0,010 millim., par > 
physes discrete, hypothecium fusco-nigrum et cum hypoth i 
confluens. Gelatina hymenea iodo intense cerulescens. | 
Supra rupes granitosas in Lapponia. 
1-septate, longit. 0,024—0,034, crassit. 0,012—17 millim., 
