⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-2432998, with some changes.

Thuja occidentalis var. cristata Carrière is a synonym of Thuja occidentalis L.

This name is a synonym of Thuja occidentalis L..

The record derives from WCSP which reports it as a synonym (record 377483) with original publication details: Traité Gén. Conif. ed. 2: 111 1867.