Hybrid Cultivars
The dwarf elm cultivar 'Jacqueline Hillier' is thought to belong to the 'Elegantissima' group. Elms of the Ulmus × viminalis group have been cultivated since at least 1677 and have given rise to a hybrid cultivar of that name and to the cultivars 'Aurea', 'Marginata', 'Pulverulenta'.
Read more about this topic: Ulmus Minor Var. Plotii