title: Analysis of the range dynamics of rare species of vascular plants of the flora of Ukraine. 1. Cymbaria borysthenica (Orobanchaceae)
abstract: The range dynamics of Cymbaria borysthenica Pall. ex Schltdl. (≡ Cymbochasma borysthenica (Pall. ex Schltdl.) Klokov) (Orobanchaceae) during almost 100 years has been analyzed. This relict species endemic to the Northern Black Sea – Sea of Azov region sporadically occurs in the southern steppe part of Ukraine (with several localities in adjacent eastern territories). It grows mainly on steppe slopes with washed-out soils in steppe, petrophyte steppe and petrophyte communities of the class Festuc
journal: Ukrainian Botanical Journal