⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-2738431, and has not been changed.

Corydalis ambigua var. amurensis Maxim. is a synonym of Corydalis ambigua subsp. amurensis (Maxim.) Vorosch.

This name is a synonym of Corydalis ambigua subsp. amurensis (Maxim.) Vorosch..

The record derives from WCSP (in review) which reports it as a synonym with original publication details: Prim. Fl. Amur. 37 1859.