Presence-absence matrix of vascular plant species accompanying Senecio carniolicus individuals

Presence-absence matrix of vascular plant species occurring within a radius of 0.2 m around each Senecio carniolicus individual in three interploidy contact zones in Austria. ID: individual name; Population: Rosennock (2x-4x contact zone), Sadnig (2x-6x contact zone) and Hoazhoehe (4x-6x contact zone); Remaining columns: Presence (1)/Absence (0) of vascular plant species