Rubus kaznowskii (Rosaceae), a new bramble species from south-central Poland
Based on field research in south-central Poland, supplemented with a review of herbarium materials, we identified a stable bramble biotype with a range large enough (190 km distance between the outermost stands) to be described as a new regional agamic Vacuum Cloth Filter species, Rubus kaznowskii sp.nov.It belongs to the series Subthyrsoidei(sect.