South-African species Senecio inaequidens (Asteraceae) in southern Poland : [poster]

Abstract

Among alien vascular plants that were reported from Poland, members of the Asteraceae family constitute the most numerous group. Some of them are invasive species which pose a threat to biological diversity. Senecio inaequidens belongs to this group. This is a taxon of South-African origin which has spread in some regions of Poland during recent years (Fragment tekstu).