American Basswood

Tilia americana · Malvaceae (Mallow family, includes the subfamily Tilioideae)

AI-generated identification · may be incorrect
American Basswood

Leaf Morphology

Leaf Type

Simple, deciduous leaf

Shape

Ovate to cordate (heart-shaped) with a noticeably oblique (asymmetric) base

Margin

Coarsely serrate with sharp, glandular teeth

Arrangement

Alternate on the stem

Venation

Pinnate venation with prominent reticulate cross-veins and a strong central midrib

Key Features

Asymmetric cordate leaf base, coarsely serrate margins, yellowish prominent veins, and the presence of small tufts of brown hair in the vein axils on the underside

Description

The American Basswood is a large, majestic deciduous tree known for its straight trunk, soft light wood, and heavily scented, dangling clusters of yellowish-white flowers that emerge in early summer. The leaves are remarkably broad, heart-shaped, and easily distinguished by their lopsided base.

Habitat

Rich, moist deciduous woods, lower mountain slopes, ravines, and along streams in deep, well-draining soils with partial to full sun

Native Range

Native to eastern and central North America, ranging from southeastern Canada down to northeastern Texas and Florida

Identified on 10/12/2026