Rare and endangered vascular plant species of Malе Opillya (Lviv region, Ukraine)

Male Opillya (586 km2) is a small part of the Volhyn-Podillya Uplands, located southeast of Lviv and is characterised by the presence of various forms of landscapes, which led to the diversity of its phytobiota. Although located in the neighborhood of Lviv - one of the botanical centers, it was overlooked by botanists in the 19th and 20th centuries. The aim of the study, results of which are presented, was to determine composition of rare and endangered species of Male Opillya’s flora. The article provides a list of these species according to their conservation status defined by the Red book of Ukraine, the list of regionally rare species in Lviv region, the IUCN list, the CITES Appendix №2, and the Bern Convention. Based on the conducted analyses, it can be concluded that 143 species of flora in Male Opillya may disappear due to increasing anthropopressure.