The spherical fruit cluster of the sycamore tree (Platanus occidentalis).

Large, flattened roots extending from tree trunks for structural support in shallow soils.

A flared base of a tree trunk or supporting roots in tropical species.

Arranged on two sides or affecting two sides equally.

Capable of division into mirror-image halves along one plane only (zygomorphic).

Divided into two lobes.

Having two chambers or compartments (e.g., anthers or ovaries).

Having two small chambers or compartments.

Growing in pairs; occurring two together.

Consisting of two names or terms.