Euphrasia tetraquetra (Bréb.) Arrond.
- Dataset
- GBIF Backbone Taxonomy
- Rank
- SPECIES
- Published in
- Arrond. (1863). In: Bull. Soc. Polymath. Morbihan 1862: 96.












































































Classification
- kingdom
- Plantae
- phylum
- Tracheophyta
- class
- Magnoliopsida
- order
- Lamiales
- family
- Orobanchaceae
- genus
- Euphrasia
- species
- Euphrasia tetraquetra
Name
- Synonyms
- Euphrasia americana var. canadensis (F.Towns.) B.L.Rob.
- Euphrasia canadensis F.Towns.
- Euphrasia gracilis subsp. tetraquetra (Bréb.) Nyman, 1881
- Euphrasia nemorosa var. tetraquetra (Bréb.) Rouy, 1909
- Euphrasia officianalis subsp. tetraquetra Breb.
- Euphrasia officinalis subsp. tetraquetra (Bréb.) Bonnier, 1926
- Euphrasia officinalis var. tetraquetra Bréb.
- Homonyms
- Euphrasia tetraquetra (Bréb.) Arrond.
- Common names
- Maritime Eyebright in English
- Maritime eyebright in language.
- Maritime eyebright in English
- maritime eyebright in language.
- maritime eyebright in English
- Vierrijige ogentroost in Dutch
- Western Eyebright in English
- euphraise à quatre angles in French
- maritime eyebright in English
- An Eyebright in English
- Effros y Gorllewin in Welsh
- Torfagl Llydanddail Gwyn in Welsh
- Torfagl ar Graig y Don in Welsh
- an Eyebright in English
- euphraise de l'Ouest in French