Fig. 1

(a) Species and subspecies of Anthriscus sect. Cacosciadium considered in this study. (b) Location of plant samples. Shapes denote respective taxa (see the legend). Shapes with dots denote plants with bristled ovaries or fruits. Inset presents dense sampling of mountainous A. nitida and lowland A. sylvestris subsp. sylvestris in their contact zone in southern Poland.