The Plant List — A working list for all plant species

⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-21095, with some changes.

L Betula alba subsp. excelsa (Aiton) Regel is a synonym of Betula papyrifera var. papyrifera

This name is a synonym of Betula papyrifera var. papyrifera .

The record derives from WCSP which reports it as a synonym (record 21095) with original publication details: Bull. Soc. Imp. Naturalistes Moscou 38(2): 405 1865.