18 A. Zahlbruckner. 



Bacidia (Weitenivebera) ohscuvata (Smrft.) A. Zahlbr. 



Sclmeeberg: Ochsenboden, über Moosen und abg-estorbenen 

 Alpenpflanzen (leg. K. Eg-gertb jun., det. J. Steiner). 



Bacidia (sect. Weitenweber a) indurata A, Zahlbr. nov. spec. 



Thallus epilithiais, crustaceus, uniformis, tenuis, effusus, 

 obscure et sordide cineretis vel passim magis dealbatus, opacus^ 

 KHO — , Ca eis O2 — ;, continuus, granidoso-inaequalis, sorediis 

 et isidiis destitutus, prototliallo distincto non limitatus, superne 

 Strato corticali, ex Jiyphis intricatis formato, décolore et macu- 

 latim nigro-insperso ohductus; gonidia glomerata, glomeruUs 

 increhris, parvis et plus minus dispersis. 



Äpothecia hiatorina, dispersa vel approximata, usque 

 1'2 mm lata, obscure fusca vel nigricantia, opaca, jam in 

 juventute convexa et demurn fere semiglobosa, immarginata, 

 rotunda vel rotundata tuber culatave; excipulum laterale, clion- 

 droideum, ex Jiyphis radiantibus, pachydermaticis, conglutinatis 

 et eseptatis fonnatum, intus late decolor, ad ambitum leviter 

 umbrinum et versus hymenium ochraceo-fuscescens; hypothecium 

 crassum, infra hymenium anguste fusco-lutescens, caeterum 

 album (sub lente decolor), ex hyphis densissime intricatris, 

 sat pachydermaticis formatum, compactum (aerem non inclu- 

 dens), subchondroideum, J leviter lutescens; epithecium dis- 

 tinctum nullum; hymenium purum (non inspersum) , plus 

 minus cinnamomeo-fuscescens, superne anguste fusco- nigricans, 

 HO — 140 i-i altum, J e coerulescente rufescenti-obscuratum; pa- 

 raphyses filiformes, simplices, eseptatae, dense conglutinatae, ad 

 apicem capitato-clavatae et obscur atae, capite usque 4 (.i lato; 

 asci hymenio subaequilongi, oblongo-clavati, Sspori; sporae in 

 ascis plus minus biseriales, décolores, oblongo- fus if ormes, ob- 

 longo-ellipsoideae vel subovales, utrinque rotundatae vel in uno 

 apice subacutatae, rectae, triseptatae, septis tenuibus, mem- 

 brana tenui cinctae, 17 — 25 ix longae et 7 — 8 f.i latae. 



Pycnoconidia non visa. 

 Unterer Ochsenboden des Schneeberges, auf humösem 



Kalkboden zwischen Gras, ca. 1800 m (leg. J. Baum- 



gartner). 



