Taxon - Links and literature
Kew Science - Plants of the World online 2024-05 [30120204-2]
Kew Science - Plants of the World online [https://powo.science.kew.org], Facilitated by the Royal Botanic Gardens, Kew [as Euphrasia arctica Lange ex Rostrup]
Data retrieved on: 1 February 2025
The Plant List 1.1 [tro-29200047]
The Plant List [http://www.theplantlist.org] [as Euphrasia arctica Lange ex Rostrup]
Data retrieved on: 31 January 2014