title: Chamaenerion danielsii (D. Löve) Czerep. (Onagraceae) in the flora of Eastern Europe
abstract: The species status of Chamaenerion danielsii (D. Löve) Czerep., a tetraploid in the Chamaenerion angustifolium-complex, is reasoned. C. danielsii occurs in the Eastern Europe, being in the Crimea a common native species, and a rare introduced plant in the rest of the Eastern Europe. Distribution map of the species, its synonymy and morphological description are given.
journal: Novitates Systematicae Plantarum Vascularium