title: Phytocenological description of populations of rare species of genus Crambe L. in Crimea
abstract: The author considers it is important to study eight rare species of Crambe L. (Brassicaceae) because they are listed in the Red Data Book of Ukraine, Cr. koktebelica (Junge) N. Busch – in the Bern Convention, Cr. mitridatis Juz. – in the European Red List. Since there were little data on these species, the aim of the study was to obtain new information about the state of coenopopulations of four species: Cr. maritima L., Cr. koktebelica, Cr. tataria Sebeok., Cr. mitridatis in the Crimea and abou
journal: Biologija