| Potamogeton polygonifolius | GB, VC58 Cheshire, Newchurch Common | | John Bland Wood | 6/6/1842 | MANCH |
| Potamogeton polygonifolius | GB, VC58 Cheshire, Oxton Heath | John Harbord Lewis | Charles Bailey John Harbord Lewis | 28/8/1875 | MANCH |
| Potamogeton polygonifolius | GB, VC58 Cheshire, Staley Brushes | Charles Bailey | Charles Bailey | 28/6/1862 | MANCH |
| Potamogeton polygonifolius | GB, VC58 Cheshire, Stretton Moss | George Crozier | | 6/1843 | MANCH |
| Potamogeton polygonifolius | GB, VC58 Cheshire, Sutton | Kirby Trimmer | | 7/1854 | MANCH |
| Potamogeton polygonifolius | GB, VC59 South Lancashire, Accrington | John Dugdale | Charles Bailey John Harbord Lewis | 7/1851 | MANCH |
| Potamogeton polygonifolius | GB, VC59 South Lancashire, Blackburn | H E Craven | | 17/6/1905 | MANCH |
| Potamogeton polygonifolius | GB, VC59 South Lancashire, Chorlton-cum-hardy | Charles Bailey | Charles Bailey | 26/7/1882 | MANCH |
| Potamogeton polygonifolius | GB, VC59 South Lancashire, Sheden Clough | Samuel Gibson | Wood | | MANCH |
| Potamogeton polygonifolius | GB, VC60 West Lancashire, Silverdale | John Barrow | Charles Bailey John Barrow | 7/1873 | MANCH |
| Potamogeton polygonifolius | GB, VC61 South-east Yorkshire, Heslington Fields | Oswald Allen Moore | | 1843 | MANCH |
| Potamogeton polygonifolius | GB, VC61 South-east Yorkshire, Heslington Fields | Richard Spruce | Richard Spruce | 9/1841 | MANCH |
| Potamogeton polygonifolius | GB, VC62 North-east Yorkshire, Cleveland | | John Hardy | 7/1853 | MANCH |
| Potamogeton polygonifolius | GB, VC63 South-west Yorkshire, Longley | William Williamson Newbould | John Ray Hardy | 7/6/1846 | MANCH |
| Potamogeton polygonifolius | GB, VC63 South-west Yorkshire, Sheffield | William Williamson Newbould | Charles Bailey William Williamson Newbould | | MANCH |
| Potamogeton polygonifolius | GB, VC64 Mid-west Yorkshire, Adel | H L Craven | | 12/6/1906 | MANCH |
| Potamogeton polygonifolius | GB, VC64 Mid-west Yorkshire, Malham | Effie Moira Rosser | | 20/7/1954 | MANCH |
| Potamogeton polygonifolius | GB, VC64 Mid-west Yorkshire, Malham Tarn | Effie Moira Rosser | | 20/7/1954 | MANCH |
| Potamogeton polygonifolius | GB, VC64 Mid-west Yorkshire, Pannal | George Taylor | The British Museum | 10/7/1944 | MANCH |
| Potamogeton polygonifolius | GB, VC64 Mid-west Yorkshire, Pannal | George Taylor | The British Museum | 15/10/1944 | MANCH |
| Potamogeton polygonifolius | GB, VC64 Mid-west Yorkshire, Rombalds Moor | Benjamin Carrington | Dr Thomas Fletcher | 8/1857 | MANCH |
| Potamogeton polygonifolius | GB, VC64 Mid-west Yorkshire, Rombalds Moor | Benjamin Carrington | Fletcher | 9/1855 | MANCH |
| Potamogeton polygonifolius | GB, VC64 Mid-west Yorkshire, Settle | | William Wilson | 7/1838 | MANCH |
| Potamogeton polygonifolius | GB, VC65 North-west Yorkshire, Downholme Moor | James Ward | Richmond Museum Charles Bailey | 16/6/1866 | MANCH |
| Potamogeton polygonifolius | GB, VC65 North-west Yorkshire, Upper Teesdale | H Marchant | | 20/7/1968 | MANCH |
| Potamogeton polygonifolius | GB, VC66 County Durham, Lower Slopestone | H Marchant | H Marchant | 20/7/1968 | MANCH |
| Potamogeton polygonifolius | GB, VC66 County Durham, Lower Slopestone | H Marchant | | 20/7/1968 | MANCH |
| Potamogeton polygonifolius | GB, VC66 County Durham, Slapestone | H Marchant | | 20/7/1968 | MANCH |
| Potamogeton polygonifolius | GB, VC66 County Durham, Slapestone | H Marchant | | 20/7/1968 | MANCH |
| Potamogeton polygonifolius | GB, VC66 County Durham, Teesdale | H Marchant | | 20/7/1968 | MANCH |
| Potamogeton polygonifolius | GB, VC66 County Durham, Upper Teesdale | H Marchant | | 20/7/1968 | MANCH |
| Potamogeton polygonifolius | GB, VC66 County Durham, Upper Teesdale | H Marchant | | 26/7/1968 | MANCH |
| Potamogeton polygonifolius | GB, VC66 County Durham, Upper Teesdale | H Marchant | | 20/7/1968 | MANCH |
| Potamogeton polygonifolius | GB, VC66 County Durham, Upper Teesdale | H Marchant | | 20/7/1968 | MANCH |
| Potamogeton polygonifolius | GB, VC66 County Durham, Upper Teesdale | H Marchant | | 20/7/1968 | MANCH |
| Potamogeton polygonifolius | GB, VC66 County Durham, Upper Teesdale | H Marchant | | 20/7/1968 | MANCH |
| Potamogeton polygonifolius | GB, VC66 County Durham, Upper Teesdale | H Marchant | | 20/7/1968 | MANCH |
| Potamogeton polygonifolius | GB, VC66 County Durham, Upper Teesdale, Lower Slopestone | H Marchant | | 20/7/1968 | MANCH |
| Potamogeton polygonifolius | GB, VC69 Westmorland, Hawkshead | Frederick Ernest Weiss | | 8/1900 | MANCH |
| Potamogeton polygonifolius | GB, VC69 Westmorland, Langdale Pikes | Benjamin Carrington | Dr Thomas Fletcher | 7/1858 | MANCH |