⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-117604, with some changes.
This name is a synonym of Magnolia × thompsoniana de Vos.
The record derives from WCSP which reports it as a synonym (record 117604) with original publication details: Bot. Mag. t. 2164 1820.