⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-2748584, with some changes.
This name is a synonym of Thuja occidentalis .
The record derives from WCSP which reports it as a synonym (record 383038
) with original publication details: Ann. Mus. Imp. Fis. Firenze reimpr. 3-5: 71 1810.