| Thymus praecox subsp. arcticus | IE, VCH18,VCH25, Clonmacnoise | David Allardice Webb | Trinity College, Dublin | 30/7/1951 | K |
| Cochlearia pyrenaica subsp. alpina | IE, VCH7,VCH8, Lough Curra | Peter Sherlock Wyse Jackson | Trinity College, Dublin | 16/8/1929 | GALW |
| Cochlearia anglica | IE, VCH4,VCH5, Tramore | Peter Sherlock Wyse Jackson | Trinity College, Dublin | 28/6/1929 | GALW |
| Cochlearia pyrenaica subsp. alpina | IE, VCH1 South Kerry, Lough Googh | Peter Sherlock Wyse Jackson | Trinity College, Dublin | 17/6/1980 | GALW |
| Carum verticillatum | IE, Kerry, Killarney | Harvey | Trinity College, Dublin Harold Stuart Thompson Thomas Clark William Collins | | BIRM |
| Cochlearia anglica x officinalis = C. x hollandica | IE, VCH6 Co. Waterford, Annestown | Peter Sherlock Wyse Jackson | Trinity College, Dublin | 28/6/1979 | GALW |
| Cochlearia anglica x officinalis = C. x hollandica | IE, VCH6 Co. Waterford, County Waterford | Peter Sherlock Wyse Jackson | Trinity College, Dublin | 28/6/1979 | GALW |
| Cochlearia danica | IE, VCH6 Co. Waterford, Kilfarrasy | Micheline Joan Sheehy Skeffington | Trinity College, Dublin | 18/5/1980 | GALW |
| Cochlearia anglica | IE, VCH6 Co. Waterford, River Blackwater | Peter Sherlock Wyse Jackson | Trinity College, Dublin | 21/6/1980 | GALW |
| Cochlearia anglica | IE, VCH8 Co. Limerick, Limerick | Peter Sherlock Wyse Jackson | Trinity College, Dublin | 10/6/1980 | GALW |
| Cochlearia officinalis subsp. scotica | IE, VCH9 Co. Clare, Ballyvaghan | Peter Sherlock Wyse Jackson | Trinity College, Dublin | 22/6/1979 | GALW |
| Carex arenaria | IE, VCH9 Co. Clare, Liscannor | Peter Sherlock Wyse Jackson | Irish Biogeographical Society Trinity College, Dublin | 24/6/1979 | GALW |
| Euphrasia | IE, VCH9 Co. Clare, Liscannor | Peter Sherlock Wyse Jackson | Trinity College, Dublin | 21/6/1974 | GALW |
| Carex hostiana x viridula = C. x fulva | IE, VCH9 Co. Clare, Mullagh More | Peter Sherlock Wyse Jackson | Irish Biogeographical Society Trinity College, Dublin | 19/6/1979 | GALW |
| Carex hostiana x viridula = C. x fulva | IE, VCH9 Co. Clare, Mullagh More | Peter Sherlock Wyse Jackson | Irish Biogeographical Society Trinity College, Dublin | 19/6/1979 | GALW |
| Stachys palustris | IE, VCH13 Co. Carlow, Graiguenamanagh | David Allardice Webb | Trinity College, Dublin | 19/8/1950 | K |
| Cicendia filiformis | IE, VCH16 West Galway, Connemara | William Collins | Trinity College, Dublin Harold Stuart Thompson Thomas Clark William Henry Harvey | | BIRM |
| Daboecia cantabrica | IE, VCH16 West Galway, Connemara | William Henry Harvey | Trinity College, Dublin Harold Stuart Thompson Thomas Clark | | BIRM |
| Erica mackaiana | IE, VCH16 West Galway, Connemara | William Collins | Trinity College, Dublin Harold Stuart Thompson Thomas Clark William Richardson Linton | 1838 | BIRM |
| Cochlearia danica | IE, VCH16 West Galway, Spiddal | Peter Sherlock Wyse Jackson | Trinity College, Dublin | 18/4/1980 | GALW |
| Cochlearia anglica x officinalis = C. x hollandica | IE, East Galway, Oranmore | Peter Sherlock Wyse Jackson | Trinity College, Dublin | 14/7/1979 | GALW |
| Cochlearia officinalis | IE, VCH20 Co. Wicklow, Greystones | Peter Sherlock Wyse Jackson | Trinity College, Dublin | 6/1979 | GALW |
| Cochlearia danica | IE, VCH20 Co. Wicklow, Kilcoole | Peter Sherlock Wyse Jackson | Trinity College, Dublin | 19/5/1979 | GALW |
| Cochlearia officinalis | IE, VCH20 Co. Wicklow, Wicklow | Peter Sherlock Wyse Jackson | Trinity College, Dublin | 19/5/1979 | GALW |
| Carex remota | IE, VCH21 Co. Dublin, Colganstown | John Parnell Michael B Wyse Jackson | Trinity College, Dublin | 6/1987 | E |
| Plantago lanceolata | IE, VCH21 Co. Dublin, Dollymount | David Allardice Webb | Trinity College, Dublin | 28/4/1950 | K |
| Cochlearia officinalis | IE, VCH21 Co. Dublin, Donabate | Peter Sherlock Wyse Jackson | Trinity College, Dublin | 3/6/1979 | GALW |
| Cochlearia danica | IE, VCH21 Co. Dublin, Dublin | Peter Sherlock Wyse Jackson | Trinity College, Dublin | 9/5/1980 | GALW |
| Cochlearia danica | IE, VCH21 Co. Dublin, Howth | Micheline Joan Sheehy Skeffington | Trinity College, Dublin | 9/6/1979 | GALW |
| Rhynchospora fusca | IE, VCH21 Co. Dublin, Portmarnock | | Trinity College, Dublin Harold Stuart Thompson Thomas Clark | | BIRM |
| Cochlearia officinalis | IE, VCH21 Co. Dublin, Sutton | Peter Sherlock Wyse Jackson | Trinity College, Dublin | 26/8/1979 | GALW |
| Veronica chamaedrys | IE, VCH22 Meath, Navan | David Allardice Webb | Trinity College, Dublin | 3/6/1950 | K |
| Lamium album | IE, VCH22 Meath, Trim | David Allardice Webb | Trinity College, Dublin | 29/5/1950 | K |
| Scrophularia nodosa | IE, VCH23 Westmeath, Loch Derravaragh | David Allardice Webb | Trinity College, Dublin | 9/8/1950 | K |
| Origanum vulgare | IE, VCH23 Westmeath, Moate | David Allardice Webb | Trinity College, Dublin | 26/8/1951 | K |
| Teucrium scordium | IE, VCH25 Co. Roscommon, Lough Ree | David Allardice Webb | Trinity College, Dublin | 6/8/1951 | K |
| Teucrium scorodonia | IE, VCH27 West Mayo, Pontoon | David Allardice Webb | Trinity College, Dublin | 5/8/1951 | K |
| Cochlearia anglica x officinalis = C. x hollandica | IE, VCH28 Co. Sligo, Ballysadare Bay | Peter Sherlock Wyse Jackson | Trinity College, Dublin | 10/7/1979 | GALW |
| Salix viminalis x caprea x cinerea = S. x calodendron | IE, VCH31 Co. Louth, Drogheda | David Lucius Kelly | Trinity College, Dublin David Lucius Kelly | 31/7/1992 | DBN |
| Cochlearia | IE, VCH35 West Donegal, Dungloe | Peter Sherlock Wyse Jackson | Trinity College, Dublin | 13/7/1980 | GALW |