226 A. E. Vainio, Lecideales. 



sum. Hypothecium superne anguste albidum, parte inferiore fusco- 

 fuligineum, KHO rubricoso-fuscescens, HNO3 demum aeruginosum. 

 Asci long. circ. O.070, crass. O.oos — O.009 mm. Sporae 4:nae aut 8:nae, 

 long. 0.040 — 0.054, crass. O.002 — O.003 mm, aciculares, apice superiore ob- 

 tuso aut sat acute, apice inferiore sensim attenuate, at non tenuissime 

 caudato-elongatae. 



35. B. fuscoreagens Vain. 



Lecidea Vain. Adj. Lich. Lapp. II (1883) p. 16. 



Thallus modice incrassatus aut sat tenuis, verrucoso- 

 inaequalis, albidus. Apothecia minuta, sessilia, subturbinata, 

 nigra, disco piano, margine tenui. Hymenium crassum, Epi- 

 thecium olivaceum aut smaragdulo-fuligineum, KHO fusce- 

 scens aut subviolascens. Hypothecium superne albidum, 

 subplectenparenchymaticum, totum ex hyphis verticalibus 

 formatum. Perithecium subplectenparenchymaticum. Sporae 

 aciculares aut bacillares, longae, sat crassae. 



Distr. Supra muscos et in ipsa rupe in latere sub- 

 humido rupis dioriticae crescit. LKem.: In confinio regionis 

 subalpinae et silvosae in monte Pyhatunturi in Sodankyla 

 (Vain.). 



Species insignis, nulli alii affinis, ex temporibus pristinis 

 relicta. — Thallus continuus aut dispersus, opacus, verrucis circ. 

 0.3 — 0.15 mm latis, convexis, crebris, sorediis destitutus, KHO 

 non reagens, Baeomycetem roseum in memoriam revocans, hypo- 

 thallo indistincto. Apothecia elevata, basim versus sensim an- 

 gustata, alt. O.310 — O.sso mm, lat. O.25 — O.3 mm, nuda, opaca, 

 primum concaviuscula et margine tenui prominente, dein plana 

 et fere immarginata. Hymenium circ. O.iio — O.130 mm crassum, 

 minute guttulosum (versimiliter resinosum), jodo haud caeru- 

 lescens, metaplasma ascorum rubescens. Hypothecium superne 

 cavitatibus cellularum globosis aut partim ellipsoideis, O.0015 — 

 0.002 mm latis, membranis modice incrassatis, inferne dilute 

 olivaceum, cavitatibus oblongis. Perithecium O.050 — O.040 mm 

 crassum, olivaceo-smaragdulum aut olivaceo-fuscescenti-fuligine- 

 um, KHO sordide violaceum aut subfuscescens, ex hyphis irre- 

 gulariter radiantibus formatum, plectenparenchymaticum, cavitati- 

 bus cellularum O.002 — O.003 mm latis, mem.branis modice incras- 

 satis. Paraphyses superne arete, ceterum laxe cohaerentes, crass. 

 0.0008 mm, parce ramoso-connexae, gelatina hymeniali haud 

 abundante. Asci clavati, numerosi, membrana tota sat tenui. 



