⚠ Version 1 of The Plant List has been superseded.

This name record (from Tropicos) is not included in version 1.1 of The Plant List. It is possible the same name is included from a different data source, to check this you can search for Dracocephalum ruyschiana in version 1.1 of The Plant List.

Dracocephalum ruyschiana var. argunense Nakai is a synonym of Dracocephalum argunense Fisch. ex Link

This name is a synonym of Dracocephalum argunense Fisch. ex Link.

The record derives from Tropicos which reports it as a synonym (record 17606238) with original publication details: Bot. Mag. (Tokyo) 25: 190,191 190 1911.