This study focuses on the morphological and genetic characteristics of European crab apple (Malus sylvestris (L.) Mill.) occurrence hybrids in its populations. We analyzed a total 107 putative trees Slovenia: 92 from nine natural populations, five seed stand 10 unnatural origin. also included 18 domesticated × domestica Borkh.) two Japanese flowering (Malusfloribunda van Houtte) as outliers. Th...