Rare and endangered species of the Sorbus L. genus (Rosaceae) in the flora of the Nakhchivan Autonomous Republic

The article presents the characteristic features of rare and endangered species of Sorbus subfusca (Ledeb. ex Nordm.) Boiss., Sorbus persica Hedl., Sorbus roopiana Bordz., Sorbus kusnetzovii Zinserl., Sorbus caucasica Zinserl., Sorbus luristanica (Bornm.) Schönb.-Tem. belonging to the Sorbus L. genus, which are widespread in the flora of the Nakhchivan Autonomous Republic. In addition, the distribution areas have been determined, the causes of destruction have been studied, ways of restoration and issues of protection of these species have been indicated. It has been established that the reason for the reduction of the range of these species is their inconvenient and intensive use, as well as their collection for various purposes.