Preliminary studies on the occurrence of the critical taxa of Crataegus L. and Rosa L. in fallow lands of the Przemyśl Foothills

The paper contains results of preliminary studies on the occurrence of critical species of roses and hawthorns in the fallow lands of the Pogórze Przemyskie (Przemyśl Foothills). It also presents the phytosociological de...

Wpływ czynników antropogenicznych na faunę karpackich dopływów Wisły

Nowe dane do rozmieszczenia mchów zbiorowisk z klasy Scheuchzerio-Caricetea nigrae w polskiej części Karpat

New locality of Coeloglossum viride var. viride in the Western Bieszczady Mts. (SE Poland)

Coeloglossum viride is a rare species occurring mainly in southern and north-eastern Poland. Majority of localities from SE Poland have not been confirmed nowadays.This paper announces a new record of the species from th...

The use of trace compounds to assess environmental hazard in the Bieszczady National Park

In the period 2002–2005 in the eastern part of the Bieszczady National Park concentration of phytotoxic gases (sulfur dioxide, nitrogen dioxide, and ozone) and PAHs was measured using passive samplers. Contents of heavy...