+ | Cephalanthera longifolia | | | Charles Bailey | | MANCH |
+ | Cephalanthera longifolia | IE, VCH23 Westmeath, Lough Ree | Gertrude Mackie | Gertrude Mackie | 7/6/1969 | MANCH |
| Cephalanthera longifolia | IE, VCH23 Westmeath, Lough Ree | Robert Lloyd Praeger | Robert Lloyd Praeger | 27/6/1902 | DBC |
| Cephalanthera longifolia | IE, VCH1 South Kerry, Glencar | John Gregory Hawkes | | 22/6/1954 | BIRM |
| Cephalanthera longifolia | IE, VCH1 South Kerry, Glencar | John Gregory Hawkes | | 22/6/1954 | BIRM |
| Cephalanthera longifolia | IE, VCH1 South Kerry, Glencar | John Gregory Hawkes | | 22/6/1954 | BIRM |
| Cephalanthera longifolia | IE, VCH23,VCH24,VCH25, Lough Ree | Robert Lloyd Praeger | Robert Lloyd Praeger | 27/6/1899 | K |
| Cephalanthera longifolia | IE Cultivated | Constance Butler | | 12/6/1934 | K |
| Cephalanthera longifolia | GB, VC104 North Ebudes, Ardavasar | V E Dates | | 4/6/1950 | K |
| Cephalanthera longifolia | GB, VC103 Mid Ebudes, Mull, Glen Aros | Mabel Smith | | | K |
| Cephalanthera longifolia | GB, VC101 Kintyre, Ellary | M H Cunningham | | 8/6/1954 | K |
| Cephalanthera longifolia | GB, VC98 Argyllshire, Kilmelford | Archibald Graham Kenneth | | 6/1968 | K |
| Cephalanthera longifolia | GB, VC98 Argyllshire | | Botanical Society of Edinburgh Richard Chandler Alexander Prior Thomas Blizzard Bell | 6/1830 | K |
+ | Cephalanthera longifolia | GB, VC88 Mid Perthshire, Methven Wood | H Wilkie | | | PTH |
+ | Cephalanthera longifolia | GB, VC88 Mid Perthshire, Lynedoch | H Wilkie | Francis Buchanan White | 3/6/1871 | PTH |
| Cephalanthera longifolia | GB, VC70 Cumberland, Talkin Tarn | L Mawson | William Booth Waterfall M Bowen | 8/1878 | K |
| Cephalanthera longifolia | GB, VC70 Cumberland, Brampton | L Mawson | Harold Stuart Thompson William Booth Waterfall | 7/1898 | BIRM |
+ | Cephalanthera longifolia | GB, VC70 Cumberland | | Charles Bailey William Booth Waterfall | 6/1878 | MANCH |
+ | Cephalanthera longifolia | GB, VC69 Westmorland, Grange over Sands | | Charles Bailey Joseph Sidebotham | 6/1863 | MANCH |
| Cephalanthera longifolia | GB, VC66 County Durham, Horden Dene | Daniel Oliver | William Arnold Bromfield William Jackson Hooker | 6/1849 | K |
| Cephalanthera longifolia | GB, VC64 Mid-west Yorkshire, Towton | | Croydon Natural History and Scientific Society Henry Franklin Parsons | 2/6/1884 | SLBI |
+ | Cephalanthera longifolia | GB, VC62 North-east Yorkshire, Scarborough,Forge Valley | Elizabeth Anne Lomax | | 5/1875 | MANCH |
| Cephalanthera longifolia | GB, VC62 North-east Yorkshire, Rievaulx | Robert Morton Middleton | Robert Morton Middleton William Hadden Beeby | 18/6/1872 | SLBI |
| Cephalanthera longifolia | GB, VC49 Caernarvonshire, Llyn Padarn | Allan Octavian Hume | Watson Botanical Exchange Club Job Edward Lousley | 30/5/1905 | SLBI |
| Cephalanthera longifolia | GB, VC49 Caernarvonshire, Llyn Padarn | Isaac A Helsby | Isaac A Helsby | 26/5/1928 | SLBI |
| Cephalanthera longifolia | GB, VC49 Caernarvonshire, Llyn Padarn | Isaac A Helsby | Isaac A Helsby | 26/5/1928 | SLBI |
+ | Cephalanthera longifolia | GB, VC49 Caernarvonshire, Llanberis,Dolbadern castle | | Charles Bailey John Ray Hardy | | MANCH |
| Cephalanthera longifolia | GB, VC49 Caernarvonshire, Llanberis, Allt Wen | Douglas Montague Heath | Douglas Montague Heath | 14/6/1935 | BIRM |
| Cephalanthera longifolia | GB, VC49 Caernarvonshire, Llanberis, Allt Wen | Allan Octavian Hume | | 30/5/1905 | SLBI |
| Cephalanthera longifolia | GB, VC49 Caernarvonshire, Llanberis, Allt Wen | Allan Octavian Hume | Allan Octavian Hume | 30/5/1905 | SLBI |
| Cephalanthera longifolia | GB, VC49 Caernarvonshire, Llanberis Slate Museum | Stafford Edwin Chandler | Croydon Natural History and Scientific Society Stafford Edwin Chandler | 8/1905 | SLBI |
| Cephalanthera longifolia | GB, VC49 Caernarvonshire, Llanberis | | | | K |
| Cephalanthera longifolia | GB, VC49 Caernarvonshire, Llanberis | Thomas Butler | Shrewsbury Public Library | | K |
| Cephalanthera longifolia | GB, VC49 Caernarvonshire, Llanberis | | William Jackson Hooker | 7/1834 | K |
| Cephalanthera longifolia | GB, VC49 Caernarvonshire, Llanberis | | Wilson William Jackson Hooker | 23/5/1828 | K |
| Cephalanthera longifolia | GB, VC49 Caernarvonshire, Dolbadarn | Thomas Butler | George Cheetham Churchill | | K |
| Cephalanthera longifolia | GB, VC46 Cardiganshire, Devil's Bridge | | | 8/6/1920 | K |
| Cephalanthera longifolia | GB, VC41 Glamorganshire, Porthcawl | Paul Westmacott Meredith Richards | | 6/1926 | SLBI |
| Cephalanthera longifolia | GB, VC38 Warwickshire, Oversley Wood | | | 21/6/1879 | ABS |
| Cephalanthera longifolia | GB, VC38 Warwickshire, Oversley Wood | Dorothy Adlington Cadbury | Dorothy Adlington Cadbury | 15/5/1948 | BIRM |