Finds of new and rare plant species in Southern Siberia (Novosibirsk and Kemerovo Regions, Krasnoyarsk Territory)

In the course of field studies, analysis of previously published works and review of materials stored in the collection funds of NS, SSHZ, information on the distribution of rare alien and native plant species in the Novosibirsk and Kemerovo regions, Krasnoyarsk Territory was clarified. Allium × proliferum was discovered for the first time in the flora of Siberia, Cirsium alatum, Polygonum calcatum and P. patulum were noted for the first time in the flora of Novosibirsk Region, Carex nigra and Pilosella novosibirskensis were noted in the flora of Krasnoyarsk Territory. New locations were revealed and range boundaries were clarified for 8 rare alien species and the species encountered rare: Capsicum annuum, Carex vesicata, Citrullus lanatus, Echinocystis lobata, Echinops sphaerocephalus, Galega orientalis, Oxalis stricta and Solanum lycopersicum. For the first time in the Sayano-Shushensky Nature Reserve, Carex nigra, C. vesicata, Echinocystis lobata and Oxalis stricta were noted, and in the Shushensky Bor National Park – Capsicum annuum, Citrullus lanatus, Echinops sphaerocephalus, Solanum lycopersicum and Oxalis stricta.