American Elm

Ulmus americana · Ulmaceae (Elm family)

AI-generated identification · may be incorrect
American Elm

Leaf Morphology

Leaf Type

Simple, deciduous

Shape

Oblanceolate to ovate with an asymmetrical base

Margin

Doubly serrate

Arrangement

Alternate with a short petiole

Venation

Pinnate with highly prominent, straight, parallel veins

Key Features

Markedly asymmetrical leaf base and prominent, straight parallel veins extending to the doubly serrate margin

Description

Large deciduous tree with a graceful vase-shaped canopy and grayish bark with deep intersecting ridges. Produces small greenish flowers followed by winged samaras, with foliage turning yellow in autumn

Habitat

Rich bottomland forests, floodplains, and moist uplands with well-drained soils

Native Range

Eastern and central North America, widely planted in urban landscapes

Identified on 10/19/2026