86 Acta Societatis pro Fauna et Flora Fennica X. 



cula pycnoconidiorum in margine scyphorum apotheciiferorum 

 steriliumque sita ibique saepe numerosa, sessilia, ovoidea aut ma- 

 millaefonnia, crassitudine circiter 0,2 5 o— 0,5 5 o millim., basi baud 

 aut bene constricta (in eodem podetio quoque), ostiolo sat parvo, 

 fusco-nigra aut fuscescentia aut basi pallida, raro apice pallida 

 et basi albida, materiam coceineam non continentia. Sterigmata 

 longitudine circiter 0,oi5— 0,oi2 millim., dichotomo aut trichotome 

 aut irregulariter ramosa, ramis basin versus leviter ventricosis, 

 aut parce ventricoso-articulata, in apicibus articulisque pycnoco- 

 nidia efferentia. Pycnoconidia longitudine 0,007— 0,oo5 millim., 

 crassitudine circiter 0,ooo5 millim., cylindrica vel subfusiformi- 

 cylindrica, apices versus vulgo levissime attenuata, leviter curvata 

 aut parcius rectiuscula. 



Distributio geograpliica. Planta fere cosmopolitica est, in 

 parte septentrionali zonae temperatae in hemisphaerio boreali fre- 

 quenter obveniens, usque in regiones maxims arcticas distributa, 

 lecta adhuc in Groenlandia arctica (Dr. Lyall: Leight., Not. Liche- 

 nol. XII p. 11 3j et America arctica (ad Kotzebue's Sound: Hook. 

 et Arnott, Bot. Beech. Voy. Ill p. 134, et Leight., I. c.) et ad lit- 

 tora Asiae arcticae (in ins. Dickson, Taimyr, ad Ryrkajpia et Pit- 

 lekaj: E. Almqu., Lich. lakt. Sib. p. 35, 38, 43, 46, 55) et vulga- 

 ris in ins. Spitsbergensibus (Th. Fr., Lich. Spitsb. p. 29, Koerb., 

 Lich. Spitzb. Wilcz. 1875 p. 521), ad Matotschkin-Scharr et Ju- 

 gorstrasse in Novaja Semlja et in Waigatsch (Heugl., 1. c), meri- 

 diem versus rarescens et in regiones silvestres montosasque refu- 

 giens, velut in Leucadiis (Koerb., Specim. Crypt. Sept. Ins. p. 425), 

 Sicilia (Tornab., Lich. Sic. p. 94, ad Aetnam: Strobl, Jatta, Mon. 

 It. Mer. p. 91), Portugallia (Wehvitsch), Madera (Tuck., Lich. Wilk. 

 Unit. St. Exp. p. 118), ad Kasbek in Caucaso (Kolenati), ad Issikul 

 in Turkestania (A. Kegel), in reg. alpina in Sikkim (J. D. Hook.: 

 Leight., I. c. p. 114), in prov. Hupeh in China (Dr. A. Henry: Miill. 

 Arg., Lich. Beitr. n. 1612), in CaHfornia in Civitatibus Unitis (Men- 

 zies: Tuck., Syn. North Am. p. 243). In zona aequinoctiali : in 

 ins. Borbonia et Java („CL degenerans" Mont, et v. d. Bosch in 

 Lich. Jav. p. 29 teste Nyl., Syn. Lich. p. 197), in Mauna Loa et 

 Hawaii in ins. Sandwicensibus (Tuck., Lich. Wilk. Unit. St. Exp. 

 p. 118), in Queensland (Shirley, Lich. Queensl. p. 93), in Peruvia 



