Abstract
A list of 86 lichens and lichenicolous fungi from the Danube-Valley, the Sauwald-Mountains and the Muehlviertel (Upper-Austria, Austria) and the distribution maps (in Austria) of Cladonia macrophylla, Collema occultatum, Gyalecta flotowii, Pyrenula laevigata, Sclerophora nivea and Trapeliopsis gelatinosa are presented. Aspects of conservation are considered. Forty-one species are reported as new to the flora of Upper-Austria: Absconditella sphagnorum, Anisomeridium nyssaegenum, Arthonia glaucomaria, Bacidia circumspecta, Bacidia incompta, Bryophagus gloeocapsa, Buellia chlorophaea, Chaenothecopsis viridireagens, Chromatochlamys muscorum, Cladonia grayi, Cladonia macrophylla, Cladonia pityrea, Cladonia rei, Clypeococcum hypocenomyces, Collema crispum, Gyalideopsis anastomosans, Hypocenomyce leucococca, Lecanactis latebrarum, Lecanora impudens, Lecanora lojkaeana, Lichenodiplis lecanorae, Micarea adnata, Mycoporum quercus, Ochrolechia microstictoides, Paranectria oropensis, Pertusaria pupillaris, Phoma caloplacae, Polyblastia dermatodes, Polycoccum bryonthae, Porpidia flavocaerulescens, Porpidia soredizodes, Protothelenella corrosa, Protothelenella sphinctrinoidella, Racodium rupestre, Rimularia insularis, Roselliniella cladoniae, Schismatomma umbrinum, Stigmidium fuscatae, Thelopsis rubella, Verrucaria dolosa, Verrucaria hochstetteri. Nine species are new to the flora of Austria: Arthonia hypnophila, Bacidia viridescens, Caloplaca lucifuga, Dactylospora pertusaricola, Lecanora rupicola var. efflorens, Libertiella maledyensis, Polycoccum peltigerae, Scoliciosporum schadeanum, Taeniolella beschiana. Three species are new to Central Europe: Arthopyrenia subcerasi, Bacidia carneoglauca and Halecania viridescens.
