*Lacebark Elm (Ulmus parvifolia) is a parent to the Frontier Elm
Global Distribution of Field Elm**
**Field Elm (Ulmus minor) is a parent to the Frontier Elm
*Lacebark Elm (Ulmus parvifolia) is a parent to the Frontier Elm
**Field Elm (Ulmus minor) is a parent to the Frontier Elm