EN
Bupleurum rotundifolium is one of the rarest vascular plants in Opole Silesia. It belongs to the critically endangered species in the region. The taxon has not been confirmed for last few decades, so the described location is the only existing population of Bupleurum rotundifolium within Opolskie voivodeship. The existing population consists of about 250 individuals growing in crops on calcareous substrate and demands special conservation means.