Находки редких и заносных видов сосудистых растений в Новосибирской области Findings of some rare and adventive plant species in Novosibirskaya oblast

New locations of seven rare plant species and six adventive species on the territory of Novosibirskaya oblast were found. Two discovered rare species – Polygonum novoascanicum Klok. and Polygonum sabulosum Worosch. – and also three adventive plant species – Allium oleraceum L., Laserpitium hispidum Bieb. and Petasites amplus Kitam. – are considered to be new species for Novosibirskaya oblast.