⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-2872987, with some changes.
This name is a synonym of Tsuga canadensis (L.) Carrière.
The record derives from WCSP which reports it as a synonym (record 386816) with original publication details: Dwarf Conifers ed. 2: 274 1939.