Acta Societatis pro Fauna et Flora Fennica, 53, N:o 1. 245 



Huukki (J. P. Norrlin). Kuus.: Ad Mantyjoki prope Paana- 

 jarvi (Vain. 1. c). 



Thallus vulgo tenuis, saepe fere evanescens, raro sat crassus, 

 cinereo-glaucescens aut albidus. Apothecia lat. 0.5 — 0.6(0.35 — O.s) 

 mm, vulgo sat crebra. Hymenium crass. O.ioo mm ( — O.oso mm 

 sec. Stizenb.), decoloratum aut superne fuscescens aut raro par- 

 tim dilute olivaceum, jodo (sec. Th. Fr. 1. c.) caerulescens, dein 

 violacee obscuratum vel subvinose rubescens fulvescensve. Hypo- 

 thecium parte inferiore pallidum decoloratumve, chondroideum, 

 pachydermaticum, hyphis irregulariter contextis, tubulis tenuibus, 

 in parte superiore plectenparenchymaticum, leviter pachydermati- 

 cum aut sat leptodermaticum, cellulis anguloso-subglobosis, diam. 

 0.004 — 0.003 mm, in seriebus subverticalibus et sat irregulariter 

 dispositis. Perithecium pallidum, hyphis radiantibus, conglutina- 

 tis, sat pachydermaticis, cavitatibus O.002 mm latis, oblongis. 

 Paraphyses arete cohaerentes, simplices, membranis sat modice 

 incrassatis, cavitatibus oblongis, circ. O.0015 mm latis, apicalibus 

 0.003 — 0.004 mm latis. Asci crass. O.012 — O.oie ( — O.ois) mm. 

 Sporae distichae. Gonidia globosa, simplicia, cystococcoidea, 

 diam. O.ooe — O.015 mm. Sporae vulgo rectae, vulgo 5-septatae. 

 „Conidangia fere immersa; sterigmata simplicia, brevia; conidia 

 subcylindrica, recta, long. O.ooe — O.ooo mm" (Flag. Fl. Lich. Franch.- 

 Comt. II, 1886, p. 364). 



F. crustifera Vain. L. hypnophila f. cruslifera Vain. Adj. Lich. 

 Lapp. II p. 9. 



Thallus sat crassus, cinerascenti-albido-glaucescens, verruculis 

 contiguis. 



Distr. Supra muscos destructos in rupe loco calcario in reg. 

 betulina ad Kongas prope Mare Glaciale (Vain.)- 



Apothecia lat. O.5 — O.7 (O.s) mm, fere mox convexa immarginata- 

 que. vulgo nigra. Hypothecium fulvo-fuscescens aut pallidum. Sporae 

 3— 5-septatae. 



F. atrior (Stizenb.) Th. Fr. Lich. Scand. II (1874) p. 375. L. saba- 

 letorum f. atrior Stizenb. 1. c. p. 31. L. dolosa Fr. Lich. Suec. Exs. 

 VIII (1826) n. 217 sec. Th. Fr. (haud Ach. Meth. Lich. Suppl., 1803, 

 p. 11). 



Thallus tenuissimus. Apothecia diutius plana marginataque, nigra. 

 Hypothecium sordide luteo-fuscescens („intensiv rothbraun" sec. Stizenb.). 

 Hymenium, praesertim superne, olivaceum aut olivaceo-fuscescens. Spo- 

 rae 5-septatae ( — 7-septatae sec. Stizenb.). 



Distr. Ad terram in rupe prope Saarikoski in Kianta (Vain. 

 1. c.) in KKaj., in Padasjoki (J. P. Norrlin) in Ta., ad Skrabbole in 

 Pargas (F. Elfving) in Ab. 



