⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-342860, with some changes.
This name is a synonym of Betula platyphylla subsp. platyphylla .
The record derives from WCSP which reports it as a synonym (record 342860) with original publication details: Bull. Forest. Soc. Hokkaido 32(384): 636 1934.