⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-2693862, with some changes.
This name is a synonym of Caltha palustris var. alba (Cambess) Hook.f. & Thomson.
The record derives from WCSP (in review) which reports it as a synonym with original publication details: Feddes Repert. Spec. Nov. Regni Veg. 69: 158 1964.