American Hazelnut

Corylus americana · Betulaceae (Birch family)

AI-generated identification · may be incorrect
American Hazelnut

Leaf Morphology

Leaf Type

Simple, deciduous leaf

Shape

Broadly ovate to cordate with an abruptly pointed apex

Margin

Doubly serrate (coarsely toothed with smaller teeth along the edges)

Arrangement

Alternate

Venation

Pinnate venation with prominent, straight parallel veins extending from the midrib to the margin.

Key Features

Doubly serrate leaf margins, heart-shaped (cordate) leaf base, pubescent twigs and petioles, and the distinctive leafy husks surrounding the nuts.

Description

The American Hazelnut is a small, multi-stemmed deciduous shrub that typically grows 3 to 8 feet tall.

Habitat

Understory of deciduous forests, woodland borders, thickets, and along streams or fence rows, preferring moist, well-draining soils and partial to full sun.

Native Range

Native to eastern and central North America, ranging from Saskatchewan and Maine south to Georgia and Oklahoma.

Identified on 10/11/2026