⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-2804406, with some changes.

Euphrasia rostkoviana f. borealis F.Towns. is a synonym of Euphrasia arctica subsp. borealis (F.Towns.) Yeo

The record derives from WCSP (in review) which reports it as a synonym.