⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-2759481, with some changes.

Delphinium bicolor f. de-vriesii B.Boivin is a synonym of Delphinium bicolor Nutt.

This name is a synonym of Delphinium bicolor Nutt..

The record derives from WCSP (in review) which reports it as a synonym with original publication details: Naturaliste Canad. 94: 653 1967.