| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC70 Cumberland, Derwent Water | Charles Bailey | Charles Bailey | 15/9/1882 | ABS |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC70 Cumberland, Derwent Water | Charles Bailey | | 15/9/1882 | ABS |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC70 Cumberland, Derwent Water | Charles Bailey | Botanical Exchange Club of The British Isles Augustin Ley | 15/9/1882 | BIRM |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC73 Kirkcudbrightshire, Tarff Water | Olga Margaret Stewart | | 10/9/1988 | E |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC79 Selkirkshire, Cauldshields Lough | Robert Renton | Charles Bailey | 9/9/1879 | MANCH |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC79 Selkirkshire, Cauldshields Lough | Norman Douglas Simpson | Robert MacKechnie | 11/9/1933 | E |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC79 Selkirkshire, Cauldshields Lough | Robert Renton | | 23/9/1879 | MANCH |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC79 Selkirkshire, Coldshields Lough | Robert Renton | Charles Bailey Robert Renton | 13/9/1879 | MANCH |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC80 Roxburghshire, Cauldshields Loch | Arthur Bennett | Botanical Exchange Club Andrew Brotherston Charles Bailey | 1879 | MANCH |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC80 Roxburghshire, Cauldshields Loch | Andrew Brotherston | | 8/8/1879 | SLBI |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC80 Roxburghshire, Cauldshields Loch | A. Gerdon | | 1869 | E |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC80 Roxburghshire, Cauldshields Loch | Olga Margaret Stewart | | 11/9/1974 | E |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC80 Roxburghshire, Cauldshields Loch | Robert Renton | | 9/9/1880 | E |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC80 Roxburghshire, Cauldshiels | Andrew Brotherston | Botanical Exchange Club Charles Bailey | 9/8/1879 | MANCH |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC80 Roxburghshire, Cauldshiels | Edward Shearburn Marshall | Charles Bailey | 12/7/1892 | MANCH |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC80 Roxburghshire, Cauldshiels | Alexander Hay Borthwick | Charles Bailey Andrew Brotherston | 6/1876 | MANCH |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC80 Roxburghshire, Cauldshiels | Andrew Brotherston | Charles Bailey | 7/1876 | MANCH |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC80 Roxburghshire, Cauldshiels | Robert Renton | Robert Renton | 9/1879 | BIRM |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC80 Roxburghshire, Cauldshiels | George Claridge Druce | Ida Margaret Hayward | 12/8/1909 | E |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC80 Roxburghshire, Cauldshiels | Douglas Montague Heath | Douglas Montague Heath | 14/7/1938 | BIRM |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC80 Roxburghshire, Cauldshiels | Andrew Brotherston | Botanical Exchange Club of The British Isles Augustin Ley | 8/1878 | BIRM |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC80 Roxburghshire, Faldonside | William Brack Boyd | James A Terras | 1887 | E |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC80 Roxburghshire, Melrose | Andrew Brotherston | Charles Bailey | 9/8/1879 | MANCH |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC80 Roxburghshire, Melrose | Andrew Brotherston | Botanical Exchange Club of The British Isles Charles Bailey | 13/8/1878 | MANCH |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC80 Roxburghshire, Melrose | Douglas Montague Heath | Douglas Montague Heath | 14/7/1938 | BIRM |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC80 Roxburghshire, Melrose | Robert Renton | | 8/1880 | ABS |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC80 Roxburghshire, Melrose | Robert Renton | George Stephen West | 8/1880 | BIRM |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC85 Fifeshire, Kinghorn | John Thomas Irvine Boswell-Syme | Botanical Exchange Club Charles Bailey | 1873 | MANCH |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC85 Fifeshire, Kinghorn Loch | John Thomas Irvine Boswell-Syme | Charles Bailey | 1873 | MANCH |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC85 Fifeshire, Kinghorn Loch | John Thomas Irvine Boswell-Syme | Charles Bailey | 1875 | MANCH |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC85 Fifeshire, Kinghorn Loch | John Thomas Irvine Boswell-Syme | Charles Bailey | 1873 | MANCH |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC85 Fifeshire, Kinghorn Loch | John Thomas Irvine Boswell-Syme | William Hadden Beeby | 1873 | SLBI |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC85 Fifeshire, Kinghorn Loch | John Thomas Irvine Boswell-Syme | Augustin Ley | 1873 | BIRM |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC85 Fifeshire, Loch Fitty | George T West | George T West | 11/8/1905 | E |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC87 West Perthshire, Goodie Water | Nicholas F Stewart | | 8/7/1988 | SLBI |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC88 Mid Perthshire, Loch na Craige | Joan W Clark | | 21/7/1973 | E |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC89 East Perthshire, Loch of Craiglush | Robert Hunt Meldrum | Robert Hunt Meldrum | 30/7/1887 | E |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC90 Angus, Rescobie Loch | George Claridge Druce | Augustin Ley | 8/1882 | BIRM |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC89,VC90, Sidlaw Hills | James Sinclair | | 15/9/1946 | E |
| Potamogeton lucens x gramineus = P. x angustifolius | GB, VC95 Moray, Duthil | Mary McCallum Webster | | 3/8/1973 | E |