| Euphrasia tetraquetra | FR, Fort des Dunes | | Filip Verloove | 3/7/1994 | BR |
| Euphrasia tetraquetra | FR, Wissant | Jacques Lambinon | | 23/8/1989 | BR |
| Euphrasia tetraquetra | FR, Sangatte | Geerin | | 22/7/1986 | BR |
| Euphrasia | IE, VCH28 Co. Sligo, Mullaghmore | Micheline Joan Sheehy Skeffington | | 5/7/1986 | GALW |
| Euphrasia frigida | IE, Kerry, Moll's Gap | Jean-Jacques Symoens | | 5/8/1984 | BR |
| Euphrasia officinalis | GL, Sisimiut Commune | A D Fox D A Stroud | | 7/1984 to 8/1984 | ABS |
| Euphrasia frigida | IE, VCH16 West Galway, Errisbeg | | Eddy Jaques | 17/6/1984 | BR |
| Euphrasia tetraquetra | IE, VCH16 West Galway, Dogs Bay | | | 1984 | BR |
| Euphrasia stricta | FR, Lanneanaou, Morlaix, Brittany | Micheline Joan Sheehy Skeffington | | 13/8/1981 | GALW |
| Euphrasia arctica | IE, VCH27 West Mayo, Belmullet | Micheline Joan Sheehy Skeffington | | 19/7/1981 | GALW |
| Euphrasia tetraquetra | IE, VCH27 West Mayo, Belmuliet | Micheline Joan Sheehy Skeffington | | 19/7/1981 | GALW |
| Euphrasia tetraquetra | IE, VCH27 West Mayo, Belmullet | Micheline Joan Sheehy Skeffington | | 19/7/1981 | GALW |
| Euphrasia salisburgensis | IE, VCH17 North-east Galway, Briar Hill | Micheline Joan Sheehy Skeffington | | 5/7/1981 | GALW |
| Euphrasia frigida | IE, VCH17 North-east Galway, Annaghdown | Micheline Joan Sheehy Skeffington | | 21/6/1981 | GALW |
| Euphrasia nemorosa | IE, VCH17 North-east Galway, Annaghdown | Micheline Joan Sheehy Skeffington | | 21/6/1981 | GALW |
| Euphrasia tetraquetra | IE, VCH28 Co. Sligo, Mullaghmore | Peter Sherlock Wyse Jackson | | 28/7/1980 | GALW |
| Euphrasia arctica | VCH26, Lough Carra | Micheline Joan Sheehy Skeffington | | 26/7/1980 | GALW |
| Euphrasia arctica | IE, Mayo, Lough Mask | Micheline Joan Sheehy Skeffington | Irish Biogeographical Society | 26/7/1980 | GALW |
| Euphrasia micrantha | IE, Mayo, North Partry | Micheline Joan Sheehy Skeffington | Irish Biogeographical Society | 26/7/1980 | GALW |
| Euphrasia nemorosa x salisburgensis | IE, VCH26 East Mayo, Dringeen | Peter Sherlock Wyse Jackson | | 26/7/1980 | GALW |
| Euphrasia rostkoviana | IE, Mayo, Partry | Micheline Joan Sheehy Skeffington | Irish Biogeographical Society | 26/7/1980 | GALW |
| Euphrasia salisburgensis | IE, VCH26 East Mayo, Cross | Peter Sherlock Wyse Jackson | | 26/7/1980 | GALW |
| Euphrasia salisburgensis | IE, VCH26 East Mayo, Dringeen | Peter Sherlock Wyse Jackson | | 26/7/1980 | GALW |
| Euphrasia scottica | IE, VCH23 Westmeath, Tudenham Park | Micheline Joan Sheehy Skeffington | | 26/7/1980 | GALW |
| Euphrasia scottica | IE, VCH26 East Mayo | Micheline Joan Sheehy Skeffington | | 26/7/1980 | GALW |
| Euphrasia tetraquetra | IE, VCH16 West Galway, Ballyconneely | Peter Sherlock Wyse Jackson | | 26/7/1980 | GALW |
| Euphrasia arctica | IE, VCH16 West Galway, Maam Cross | Micheline Joan Sheehy Skeffington | | 27/6/1980 | GALW |
| Euphrasia tetraquetra | IE, VCH27 West Mayo, Termon Hill | Noel Henry McGough Thomas Gerard Francis Curtis | Irish Biogeographical Society | 7/9/1979 | GALW |
| Euphrasia arctica | IE, VCH20 Co. Wicklow, Mizen Head | Thomas Gerard Francis Curtis | Irish Biogeographical Society | 29/7/1979 | GALW |
| Euphrasia | IE, VCH28 Co. Sligo, Ben Bullen | Peter Sherlock Wyse Jackson | | 17/7/1979 | GALW |
| Euphrasia | IE, VCH8 Co. Limerick, Lough Gur | Irish Biogeographical Society | Irish Biogeographical Society | 6/8/1978 | GALW |
| Euphrasia | IE, VCH5,VCH8, Garrane Cross Roads | Irish Biogeographical Society | Irish Biogeographical Society | 5/8/1978 | GALW |
| Euphrasia | IE, VCH20 Co. Wicklow, Lough Ouler | Irish Biogeographical Society | Irish Biogeographical Society | 8/1978 | GALW |
| Euphrasia arctica | IE, VCH20 Co. Wicklow, Ardmore Point | Thomas Gerard Francis Curtis | Irish Biogeographical Society | 29/7/1978 | GALW |
| Euphrasia occidentalis | IE, VCH20 Co. Wicklow, Ardmore Point | Thomas Gerard Francis Curtis | Irish Biogeographical Society | 29/7/1978 | GALW |
| Euphrasia tetraquetra | IE, VCH35 West Donegal, Kincashla | Thomas Gerard Francis Curtis | Irish Biogeographical Society | 10/7/1978 | GALW |
| Euphrasia brevipila | IE, VCH9 Co. Clare, Spectacle Bridge | Thomas Gerard Francis Curtis | | 27/5/1978 | GALW |
| Euphrasia nemorosa | FI, Tuusula | Kukkonen | | 31/8/1977 | BR |
| Euphrasia occidentalis | IE, VCH28 Co. Sligo, Mullaghmore | Thomas Gerard Francis Curtis | | 6/6/1977 | GALW |
| Euphrasia nemorosa | GB, VC109 Caithness, John O'groats | G. van Buggenhout | | 6/1977 | BR |