⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-21609, and has not been changed.
This name is a synonym of Betula platyphylla subsp. mandshurica (Regel) Kitag..
The record derives from WCSP which reports it as a synonym (record 21609) with original publication details: J. Jap. Bot. 13: 385 1937.