| Phalaris canariensis | IE, VCH21 Co. Dublin, Ballyfermot | Mark A Farragher | | 8/1968 | DBC |
| Eriophorum angustifolium | IE, VCH22,VCH23,VCH30, Lough Sheelin | | | 16/5/1965 | DBC |
| Luzula pilosa | IE, VCH22,VCH23,VCH30, Lough Sheelin | | | 16/5/1965 | DBC |
| Gentianella amarella | IE, VCH21 Co. Dublin, Mount Pelier | Michael John Gorman | | 9/1951 | DBC |
| Galeopsis versicolor | IE, VCH21 Co. Dublin, Tallaght | M G F | | 9/1951 | DBC |
| Parapholis filiformis | IE, VCH21 Co. Dublin, Dollymount | George H McLean | | 6/8/1942 | DBC |
| Alopecurus geniculatus | IE, VCH21 Co. Dublin, Brittas | George H McLean | George H McLean | 7/7/1942 | DBC |
| Agropyron junceum | IE, VCH21 Co. Dublin, Bull Island | | | 29/6/1942 | DBC |
| Koeleria pyramidata | IE, VCH21 Co. Dublin, Howth | George H McLean | | 27/6/1942 | DBC |
| Catapodium rigidum | IE, VCH21 Co. Dublin, Ticknock | George H McLean | | 11/6/1942 | DBC |
| Melica uniflora | IE, Ambiguous locality (IE), Woodenbridge | | | 28/5/1942 | DBC |
| Alopecurus geniculatus | IE, VCH21 Co. Dublin, Brittas | George H McLean | | 26/8/1941 | DBC |
| Briza media | IE, VCH21 Co. Dublin, Dollymount | George H McLean | | 5/8/1941 | DBC |
| Deschampsia flexuosa | IE, VCH4 Mid Cork, Barry Head | George H McLean | George H McLean | 26/7/1941 | DBC |
| Agropyron junceum | IE, VCH21 Co. Dublin, Dollymount | George H McLean | | 16/7/1941 | DBC |
| Phalaris arundinacea | IE, VCH21 Co. Dublin, Rathgar | George H McLean | | 2/7/1941 | DBC |
| Hordeum secalinum | IE, VCH21 Co. Dublin, Rathfarnham | George H McLean | | 20/6/1941 | DBC |
| Catapodium rigidum | IE, VCH21 Co. Dublin, Sandyford | George H McLean | George H McLean | 2/6/1941 | DBC |
| Anthoxanthum odoratum | IE, VCH21 Co. Dublin, Dollymount | George H McLean | | 25/5/1941 | DBC |
| Poa annua | IE, VCH21 Co. Dublin, Glasnevin | George H McLean | | 19/5/1941 | DBC |
| Ranunculus circinatus | IE, VCH18 Offaly, Edenderry | James Ponsonby Brunker | Albert Agricultural College, Glasnevin | 30/6/1931 | DBC |
| Viola lutea | IE, VCH20 Co. Wicklow, Granabeg | James Ponsonby Brunker | | 28/6/1931 | DBC |
| Pinguicula grandiflora | IE, VCH2 North Kerry, Kenmore House | F J Brunker | | 30/5/1931 | DBC |
| Botrychium lunaria | IE, VCH13,VCH20, Rathglass Bridge | James Ponsonby Brunker | Albert Agricultural College, Glasnevin | 24/5/1931 | DBC |
| Erophila verna | IE, VCH20 Co. Wicklow, Shillelagh | James Ponsonby Brunker | | 23/5/1931 | DBC |
| Equisetum hyemale | IE, VCH20 Co. Wicklow, Snugborough House | James Ponsonby Brunker | | 2/3/1931 | DBC |
| Chamaemelum nobile | IE, VCH20,VCH21, Kilmacanoge | James Ponsonby Brunker | Albert Agricultural College, Glasnevin | 21/9/1930 | DBC |
| Thalictrum minus subsp. arenarium | IE, VCH20 Co. Wicklow, Arklow, Ennereilly | James Ponsonby Brunker | Albert Agricultural College, Glasnevin | 5/9/1930 | DBC |
| Bidens cernua | IE, VCH20 Co. Wicklow, Ennereilly | James Ponsonby Brunker | Albert Agricultural College, Glasnevin | 5/9/1930 | DBC |
| Euphorbia portlandica | IE, VCH20 Co. Wicklow, Ennereilly | James Ponsonby Brunker | Albert Agricultural College, Glasnevin | 3/9/1930 | DBC |
| Oenanthe lachenalii | IE, VCH20 Co. Wicklow, Kilcoole | James Ponsonby Brunker | Albert Agricultural College, Glasnevin | 24/8/1930 | DBC |
| Clinopodium ascendens | IE, VCH20 Co. Wicklow, Newcastle | James Ponsonby Brunker | Albert Agricultural College, Glasnevin | 23/8/1930 | DBC |
| Filago minima | IE, VCH20 Co. Wicklow, Ballyknockan | James Ponsonby Brunker | Albert Agricultural College, Glasnevin | 4/8/1930 | DBC |
| Gnaphalium sylvaticum | IE, VCH20 Co. Wicklow, Ballyknockan | James Ponsonby Brunker | Albert Agricultural College, Glasnevin | 4/8/1930 | DBC |
| Erysimum cheiranthoides | IE, VCH20 Co. Wicklow, Davidstown | James Ponsonby Brunker | Albert Agricultural College, Glasnevin | 30/7/1930 | DBC |
| Scutellaria minor | IE, VCH20 Co. Wicklow, Lough Dan | James Ponsonby Brunker | Albert Agricultural College, Glasnevin | 25/7/1930 | DBC |
| Cystopteris fragilis | IE, VCH20 Co. Wicklow, Lugduff | James Ponsonby Brunker | Albert Agricultural College, Glasnevin | 21/7/1930 | DBC |
| Equisetum variegatum | IE, VCH14,VCH18, Clonaslee | James Ponsonby Brunker | Albert Agricultural College, Glasnevin | 17/7/1930 | DBC |
| Meconopsis cambrica | IE, VCH20 Co. Wicklow, Glenmalur | James Ponsonby Brunker | Albert Agricultural College, Glasnevin | 14/7/1930 | DBC |
| Glechoma hederacea | IE, VCH23 Westmeath, Lough Ennell | James Ponsonby Brunker | Albert Agricultural College, Glasnevin | 12/7/1930 | DBC |