| Euphrasia anglica | GB, VC17 Surrey, Shalford Common | Iolo Aneurin Williams | Watson Botanical Exchange Club | 22/8/1925 | SLBI |
| Euphrasia anglica | GB, VC17 Surrey, Tadworth | Job Edward Lousley | Job Edward Lousley | 6/9/1929 | SLBI |
| Euphrasia anglica | GB, VC17 Surrey, Warlingham | James Groves | Frederick Townsend Henry & James Groves | 25/9/1880 | SLBI |
| Euphrasia anglica | GB, VC17 Surrey, Whitmoor Common | Rowland John Burdon | Watson Botanical Exchange Club Job Edward Lousley | 7/8/1930 | SLBI |
| Euphrasia anglica | GB, VC18 South Essex, Blackmore | Iolo Aneurin Williams | Job Edward Lousley | 11/7/1926 | SLBI |
| Euphrasia anglica | GB, VC21 Middlesex, Pinner | Charles Baylis Green | Charles Baylis Green | 9/9/1908 | SLBI |
| Euphrasia anglica | GB, VC42 Breconshire, Penderyn | Ida Mary Roper | Botanical Exchange Club of The British Isles Ida Mary Roper Job Edward Lousley | 17/8/1927 | SLBI |
| Euphrasia anglica | GB, VC42 Breconshire, Penycae | Arthur Edward Wade | Botanical Exchange Club of The British Isles National Museum of Wales | 7/1927 | SLBI |
| Euphrasia anglica | GB, VC48 Merionethshire, Dolgellau | William Charles Barton | Watson Botanical Exchange Club William Charles Barton William Robert Sherrin | 9/8/1915 | SLBI |
| Euphrasia anglica | GB, VC48 Merionethshire, Dolgellau, Nannau | Job Edward Lousley | Job Edward Lousley | 1/8/1953 | SLBI |
| Euphrasia anglica | GB, VC48 Merionethshire, Tal-y-llyn | Job Edward Lousley | Job Edward Lousley | 28/7/1953 | SLBI |
| Euphrasia anglica | GB, VC66 County Durham, Teesdale,Langdon Beck | Job Edward Lousley | Job Edward Lousley | 7/1927 | SLBI |
| Euphrasia anglica | GB, VC98 Argyllshire, Oban | Frederick Townsend | Frederick Townsend | 17/8/1881 | SLBI |
| Euphrasia anglica | IE, VCH1 South Kerry, Waterville | Richard Charles L'Estrange Burges | Job Edward Lousley | 8/1949 | SLBI |
| Euphrasia anglica | IE, VCH13 Co. Carlow, Borris | Robert Lloyd Praeger | Frederick Townsend | 29/7/1899 | SLBI |
| Euphrasia anglica | IE, VCH14 Laois, Rathdowney | Robert Lloyd Praeger | Frederick Townsend | 3/7/1898 | SLBI |
| Euphrasia arctica subsp. borealis | FO, Sandoy | Carl Emil Hansen Ostenfeld J Hartz | Frederick Townsend Botanical Museum Copenhagen | 28/7/1897 | SLBI |
| Euphrasia arctica subsp. borealis | GB, VC65, VC66, Wynch Bridge | Allan Octavian Hume | Allan Octavian Hume | 9/7/1903 | SLBI |
| Euphrasia arctica subsp. borealis | GB, VC13 West Sussex, Aldworth | | Frederick Townsend | | SLBI |
| Euphrasia arctica subsp. borealis | GB, VC39 Staffordshire, Stanton | Eric Smoothy Edees | Botanical Exchange Club of The British Isles Eric Smoothy Edees | 15/7/1938 | SLBI |
| Euphrasia arctica subsp. borealis | GB, VC41 Glamorganshire, Llwydcoed | Harry Joseph Riddelsdell | Frederick Townsend | 9/1901 | SLBI |
| Euphrasia arctica subsp. borealis | GB, VC42 Breconshire, Dolygaer | Arthur Edward Wade | Watson Botanical Exchange Club Job Edward Lousley National Museum of Wales | 19/6/1929 | SLBI |
| Euphrasia arctica subsp. borealis | GB, VC42 Breconshire, Dolygaer | Arthur Edward Wade | Watson Botanical Exchange Club Arthur Edward Wade | 19/6/1929 | SLBI |
| Euphrasia arctica subsp. borealis | GB, VC66 County Durham, Wynch Bridge | Allan Octavian Hume | Allan Octavian Hume | 19/6/1903 | SLBI |
| Euphrasia arctica subsp. borealis | GB, VC66 County Durham, Wynch Bridge | Allan Octavian Hume | Frederick Townsend | 9/7/1903 | SLBI |
| Euphrasia arctica subsp. borealis | GB, VC65,VC66, Teesdale | Allan Octavian Hume | Frederick Townsend | 7/1903 | SLBI |
| Euphrasia arctica subsp. borealis | GB, VC70 Cumberland, Rosthwaite | | Allan Octavian Hume Frederick Townsend | 4/7/1884 | SLBI |
| Euphrasia arctica subsp. borealis | GB, VC70 Cumberland, Seathwaite | Frederick Townsend | Allan Octavian Hume Frederick Townsend | 4/7/1884 | SLBI |
| Euphrasia arctica subsp. borealis | GB, VC70 Cumberland, Talkin Tarn | Iolo Aneurin Williams | Watson Botanical Exchange Club Job Edward Lousley | 3/7/1928 | SLBI |
| Euphrasia arctica subsp. borealis | GB, VC92 South Aberdeenshire, Braemar | Edward Charles Wallace Herbert William Pugsley | Job Edward Lousley | 12/7/1933 | SLBI |
| Euphrasia arctica subsp. borealis | GB, VC97 West Inverness-shire, Inverailort | Frederick Townsend | Frederick Townsend | 6/1896 | SLBI |
| Euphrasia arctica subsp. borealis | GB, VC97 West Inverness-shire, Loch Moidart | Symers MacDonald Macvicar | Frederick Townsend | 22/8/1896 | SLBI |
| Euphrasia arctica subsp. borealis | GB, VC100 Clyde Islands, Rothesay | Edward Shearburn Marshall | Frederick Townsend | 20/8/1900 | SLBI |
| Euphrasia arctica subsp. borealis | GB, VC103 Mid Ebudes, Odhrasgair | Symers MacDonald Macvicar | Frederick Townsend | 3/7/1897 | SLBI |
| Euphrasia arctica subsp. borealis | GB, VC111 Orkney, Waulkmill Bay | Edward Shearburn Marshall | Frederick Townsend | 17/7/1900 | SLBI |
| Euphrasia arctica subsp. borealis | GB, VC112 Shetland, Burra Firth | Job Edward Lousley | Job Edward Lousley | 22/7/1950 | SLBI |
| Euphrasia arctica subsp. borealis | GB, VC112 Shetland, Dalescord | George Claridge Druce | Botanical Exchange Club of The British Isles George Claridge Druce Job Edward Lousley | 8/1924 | SLBI |
| Euphrasia arctica subsp. borealis | GB, VC112 Shetland, Loch of Cliff | David Charles McClintock Job Edward Lousley | Job Edward Lousley | 6/1952 | SLBI |
| Euphrasia borealis | GB, VC107 East Sutherland, Brora | Edward Shearburn Marshall | Frederick Townsend | 9/8/1897 | SLBI |
| Euphrasia brevipila | VC27, Stratton Strawless | Herbert Decimus Geldart | Watson Botanical Exchange Club Frederick Townsend | 7/8/1901 | SLBI |