Acta Societatis pro Fauna et Flora Fennica, 53, N:o 1. 187 



larum subhorizontalibus aut sat irregularibus, cavitatibus depressis 

 aut rotundatis, O.0015 — O.003 mm latis, membranis sat tenuibus, in 

 parte inferiore irregulariter plectenparenchymaticum, cavitatibus 

 €.003 — 0.010 mm latis, membranis sat tenuibus, decoloratum, parte 

 superiore interdum subrubricoso-pallidum, KHO dilute violascens 

 aut non reagens. Perithecium in margine sordide purpureum 

 fuscescensve aut rufescens (HNO3 rubricosum) aut totum palli- 

 dum decoloratumve, KHO non reagens, plectenparenchymaticum, 

 ex hyphis radiantibus formatum, cavitatibus cellularum in eodem 

 apothecio rotundatis, ellipsoideis et oblongis, O.0015 — O.oos mm 

 latis, membranis sat tenuibus. Hymenium jodo sat dilute caeru- 

 lescens deindeque vinose rubens, circ. O.050 — O.oeo (O.040 — O.oes) 

 mm crassum, parte superiore (interdum inferiore) fuscescente aut 

 pallida aut rarius subcynescente olivascenteve, aut totum de- 

 coloratum, KHO non reagens, partibus obscuratis HNO3 rubrico- 

 5is. Paraphyses arete aut sat arete cohaerentes, simplices aut 

 raro furcatae, crass. O.0015 — O.ooi mm, apice O.oos — O.004 mm aut 

 parum incrassatae, sat parce evolutae, apice crebre, ceterum minus 

 crebre septatae, Sporae 8mae, aciculares, alterum apicem versus 

 vulgo sensim attenuatae, aut raro subbacillares, rectae aut leviter 

 curvatae, septis nullis aut vulgo 3 aut raro pluribus ( — 7 teste 

 Stizenb. 1. c, — 11 secundum Hepp 1. c. n. 289), long. 0. 020 — 0. 043 

 •( — 0.050 mm, secund. Nyl. in herb, suo), crass. O.ooi — O.002 mm 

 >(raro — O.0035 mm, secund. Nyl.). Conidangia lat. O.iso — O.160 mm, 

 conceptaculo fusco aut subpurpureo (sub microscopio). Conidia 

 filiformia, bene curvata, „long. O.oso, crass. O.oooe mm" sec. Nyl. 

 in Suppl. Lich. Paris (1897) p. 6, sec. annot. Nyl. in herb, suo 

 in „L. inundata" long. O.020 — O.035, crass. O.0005 — O.0006 mm (macro- 

 conidia ?), in „L. subinundata" Nyl. long. O.012 — O.018, crass. O.0005 

 — vix 0.001 mm (microconidia ?). Gonidia pleurococcoidea, glo- 

 bosa, simplicia diam. O.ooe — O.012 (O.020) m.m, saepe etiam 2 — 4- 

 cellulosa, membrana incrassata aut sat tenui. — Formae hujus 

 speciei valde inconstantes sunt, saepe in eodem specimine trans- 

 •euntes. 



F. laevigata Vain. Adj. Lich. Lapp. II (1883) p. 15. 



Thallus tenuis, minus verruculosus. Apothecia in eodem speci- 

 jtiine versicoloria. 



Distr. Ad saxa, ligna et cortices. N.: Tali prope Helsingforsiam 

 <J. P. Norrlin, „L. subinundata", conidiis O.014— O.oie mm longis secund. 

 ■annot. in n. 17656 in herb. Nyl.). Ta.: Mustiala, Haarankorpi, Letku in 

 Tammela (A. Kullhem), Asikkala (Norrl.), Tammijoki in Luhanka (Vain.). 

 Sa. : Savonlinna (0. Carlenius, con. O.020 — O.025 mm longis: 17670 in herb. 

 Nyl.). KOI.: Petrosavodsk (Th. Simming, con. O.020 — O.032 mm longis: 



