 | Osmunda regalis | IE, VCH33 Fermanagh, Correl Glen | | | 3/7/1903 | GALW |
 | Osmunda regalis | IE, VCH33 Fermanagh, County Fermà nagh | Robert Lloyd Praeger | Science & Art Museum Dublin Robert Lloyd Praeger | 7/1903 | GALW |
 | Osmunda regalis | IE, VCH40 Co. Londonderry, Maghera | Robert Lloyd Praeger | Science & Art Museum Dublin Robert Lloyd Praeger | 21/7/1894 | GALW |
 | Oxyria digyna | IE, VCH16 West Galway, Doughruagh | Cillian Roden | | 22/8/1981 | GALW |
 | Oxyria digyna | IE, VCH16 West Galway, Leenane | Cillian Roden | | 9/7/1983 | GALW |
 | Oxyria digyna | IE, VCH27 West Mayo, Mweelrea | Cillian Roden | | 16/7/1982 | GALW |
 | Oxyria digyna | NO, Oppland, Valdresflya | Michael O'Connell | | 28/7/1981 | GALW |
 | Papaver rhoeas | IE, VCH38 Co. Down, County Down | Robert Lloyd Praeger | Science & Art Museum Dublin Robert Lloyd Praeger | 12/7/1902 | GALW |
 | Papaver rhoeas | IE, VCH40 Co. Londonderry, Magilligan | Robert Lloyd Praeger | Science & Art Museum Dublin Robert Lloyd Praeger | 25/7/1894 | GALW |
 | Papaver somniferum | IE, VCH21 Co. Dublin, Rathgar | Robert Lloyd Praeger | National Museum Ireland Robert Lloyd Praeger | 7/1902 | GALW |
 | Pastinaca sativa | IE, VCH16 West Galway, Ballyconneely | Micheline Joan Sheehy Skeffington | | 27/7/1984 | GALW |
 | Pedicularis sylvatica | IE, VCH9 Co. Clare, Slievecarran | Micheline Joan Sheehy Skeffington | | 9/5/1981 | GALW |
 | Pedicularis sylvatica | IE, VCH21 Co. Dublin, Kiltiernan | Peter Hamilton Carvill | Irish Biogeographical Society | 6/1973 | GALW |
 | Pedicularis sylvatica | IE, VCH35 West Donegal, The Poisoned Glen | Micheline Joan Sheehy Skeffington Peter Sherlock Wyse Jackson | Irish Biogeographical Society | 3/7/1980 | GALW |
 | Pedicularis sylvatica subsp. hibernica | IE, VCH16 West Galway, Leckavrea Mountain | Micheline Joan Sheehy Skeffington | | 27/6/1980 | GALW |
 | Persicaria amphibia | IE, VCH12 Co. Wexford, Blackwater | Margaret Williamson Rea | Queens University Belfast | | GALW |
 | Persicaria amphibia | IE, VCH12 Co. Wexford, Saint Margarets House | Botanical Society of The British Isles meeting University College Galway representatives | | 29/7/1977 | GALW |
 | Persicaria amphibia | IE, VCH20 Co. Wicklow, Ardmore Point | Micheline Joan Sheehy Skeffington | | 29/7/1978 | GALW |
 | Persicaria amphibia | IE, VCH20 Co. Wicklow, Maherabeg | Thomas Gerard Francis Curtis | Irish Biogeographical Society | 29/7/1978 | GALW |
 | Persicaria amphibia | IE, VCH21 Co. Dublin, Shanganagh River | Peter Hamilton Carvill | Irish Biogeographical Society | 7/1975 | GALW |
 | Persicaria amphibia | IE, VCH38 Co. Down, Newtownards | Mary Patricia Happer Kertland | Queens University Belfast | 7/1962 | GALW |
 | Persicaria hydropiper | IE, VCH20 Co. Wicklow, Newtown Mount Kennedy | | | 13/10/1931 | GALW |
 | Persicaria hydropiper | IE, VCH39 Co. Antrim, Lough Neagh | G E Drennan | | 6/1962 | GALW |
 | Persicaria minor | IE, VCH17 North-east Galway, Briar Hill | Micheline Joan Sheehy Skeffington | | 5/7/1981 | GALW |
 | Persicaria vivipara | NO, Oppland, Valdresflya | Michael O'Connell | | 29/7/1981 | GALW |
 | Petroselinum sativum | IE, VCH9 Co. Clare, Canon Island | Matilda Cullen Knowles | Dublin Museum Matilda Cullen Knowles | 8/1907 | GALW |
 | Peucedanum lancifolium | FR, Ille-et-Vilaine, Bretagne, Dol de Bretagne | Micheline Joan Sheehy Skeffington | | 8/1981 | GALW |
 | Phyllitis scolopendrium | IE, VCH9 Co. Clare, Carran | Noel Kirby | | 3/11/1975 | GALW |
 | Pilularia globulifera | IE, VCH27 West Mayo, Toormakeady | Ann Folan | | 30/8/1964 | GALW |
 | Pimpinella major | FR, Ille-et-Vilaine, Bretagne, Miniac-Motvan | Micheline Joan Sheehy Skeffington | | 5/8/1981 | GALW |
 | Pimpinella major | IE, VCH8 Co. Limerick, Dead River | Irish Biogeographical Society | Irish Biogeographical Society | 8/1978 | GALW |
 | Pimpinella major | IE, VCH9 Co. Clare, Ennis | Sylvia Reynolds | | 21/5/1988 | GALW |
 | Pimpinella major | IE, VCH9 Co. Clare, Kilrush | Patrick Bernard O'Kelly | Harry Corbyn Levinge | 13/7/1893 | GALW |
 | Pimpinella major | IE, VCH9 Co. Clare, Scattery Island | Patrick Bernard O'Kelly | Harry Corbyn Levinge | 13/7/1893 | GALW |
 | Pimpinella saxifraga | IE, VCH21 Co. Dublin, Ballally | Peter Hamilton Carvill | Irish Biogeographical Society | 7/1975 | GALW |
 | Pimpinella saxifraga | IE, VCH26 East Mayo, Lough Carra | Robert Lloyd Praeger | Science & Art Museum Dublin Robert Lloyd Praeger | 7/1906 | GALW |
 | Pinguicula lusitanica | IE, VCH16 West Galway, Errisbeg | Ann Folan | | 31/8/1964 | GALW |
 | Plantago coronopus | IE, VCH3 West Cork, Sherkin Island | Joan Lennon | Irish Biogeographical Society | 15/7/1978 | GALW |
 | Plantago coronopus | IE, VCH12 Co. Wexford, Lady's Island | | | 30/8/1977 | GALW |
 | Plantago coronopus | IE, VCH15 South-east Galway, Parkmore | Michael Edward Mitchell | | 15/6/1966 | GALW |