Galatella sedifolia (Asteraceae), a species with questionable occurrence in Bulgarian flora, and remarks on its Balkan distribution

This article is about the first reliable records of the presence of Galatella sedifolia (≡ Aster sedifolius) in Bulgarian flora. The species was discovered in the Danubian Plain floristic region (Central Northern Bulgaria), in the Studena River Valley, Hadzhidimitrovo village, Svishtov district. It inhabits steppe grasslands and scrublands on slightly salinized loess soils. This study provides data on distribution, habitats and populations of G. sedifolia subsp. sedifolia in Bulgaria and its main distinguishing characters.