The result of cluster analysis of morphological variables (Ward’s method, Euclidean similarity, data were transformed by isometric Burnaby). — Abbreviations: BE – Bélapátfalva; BO – Bódvarákó; BU – Budaörs; CE – Cerni; FU – Füzér; GR – Greci; HA – Hainburg; IZ – Izovoarele; MI – Miroslav; MKV – Malé Kršteňan; MN – Mnichov; RA – Raná; SZ – Szárliget; TE – Tés; TO – Tokaj; Stb – St. e. bohemicus (paratype, Mily); Ste – St. e. eurasius (topotype, Russia); Sts – St. e. slovacus (topotype, Domico) after Willemse (1974))