| Potamogeton coloratus x berchtoldii = P. x lanceolatus | GB, VC52 Anglesey, Bodafon | | | 23/8/1830 | MANCH |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | GB, VC52 Anglesey, Bodafon | | | 23/8/1830 | MANCH |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | GB, VC52 Anglesey, Bodafon | | | 23/8/1830 | MANCH |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | GB, VC52 Anglesey, Llugwy | | | | MANCH |
| Potamogeton berchtoldii | GB, VC6 North Somerset, Blagdon | Ida Mary Roper | Botanical Society & Exchange Club of The British Isles Ida Mary Roper | 15/7/1929 | MANCH |
| Potamogeton berchtoldii | GB, VC60 West Lancashire, Preston | James Edgar Dandy | British Museum (Natural History) | 3/9/1946 | MANCH |
| Potamogeton berchtoldii | GB, VC32 Northamptonshire, Peakirk | George Claridge Druce | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford Charles Bailey | 9/1910 | MANCH |
+ | Potamogeton berchtoldii x acutifolius = P. x sudermanicus | GB, VC9 Dorset, Arne | George Taylor | British Museum (Natural History) Flora of Leicestershire (1886) | 17/8/1946 | MANCH |
| Potamogeton berchtoldii | GB, VC60 West Lancashire, Nateby | James Edgar Dandy | The British Museum | 2/9/1946 | MANCH |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | GB, VC52 Anglesey, Lligwy | John Edwards Griffith | Watson Botanical Exchange Club | 8/1919 | MANCH |
| Potamogeton berchtoldii | GB, VC49 Caernarvonshire, Llandudno | Charles Bailey | Charles Bailey | 8/1869 | MANCH |
| Potamogeton berchtoldii | GB, VC16 West Kent, Woolwich | Eyre Champion de Crespigny | Charles Bailey Eyre de Crespigny | 1874 | MANCH |
| Potamogeton berchtoldii | GB, VC61,VC62,VC64, York | George Webster | Charles Bailey George Webster | 8/1876 | MANCH |
| Potamogeton berchtoldii | GB, VC52 Anglesey, Pentraeth (near) | | Charles Bailey | 3/10/1884 | MANCH |
| Potamogeton berchtoldii | GB, VC60 West Lancashire, Silverdale | Albert Wilson | Alfred Fryer Charles Bailey | 8/1899 | MANCH |
| Potamogeton berchtoldii | GB, VC61 South-east Yorkshire, York | William Richardson Linton | Charles Bailey | 6/1876 | MANCH |
| Potamogeton berchtoldii | GB, VC49 Caernarvonshire, Llandudno | Charles Bailey | Charles Bailey | 10/1869 | MANCH |
| Potamogeton berchtoldii | GB, VC43 Radnorshire, Llandrindod | Charles Bailey | Charles Bailey | 2/10/1890 | MANCH |
| Potamogeton berchtoldii | GB, VC26 West Suffolk, Exning | Henry Groves James Groves | Alfred Fryer Henry & James Groves Charles Bailey | 5/7/1887 | MANCH |
| Potamogeton berchtoldii | GB, VC49 Caernarvonshire, Llandudno | William Dean | Charles Bailey | 10/1869 | MANCH |
| Potamogeton berchtoldii | GB, VC28 West Norfolk, Fakenham | William Lowndes Notcutt | Charles Bailey William Lowndes Notcutt | 1858 | MANCH |
| Potamogeton berchtoldii | GB, VC52 Anglesey, Rhos Lligwy | Charles Bailey | Charles Bailey | 1/9/1875 | MANCH |
| Potamogeton berchtoldii | GB, VC52 Anglesey, Holyhead | Charles Bailey | Charles Bailey | 8/10/1885 | MANCH |
| Potamogeton berchtoldii | GB, VC58 Cheshire, Birkenhead,Claughton | John Harbord Lewis | Charles Bailey | 17/6/1870 | MANCH |
| Potamogeton berchtoldii | GB, VC60 West Lancashire, Preston | F C King | Charles Bailey Eyre Champion de Crespigny | 6/1883 | MANCH |
| Potamogeton berchtoldii | GB, VC59 South Lancashire, Manchester | A M Mcdougall | Charles Bailey | 19/8/1902 | MANCH |
| Potamogeton berchtoldii | GB, VC59 South Lancashire, Reddish | Charles Bailey | Charles Bailey | 13/6/1896 | MANCH |
| Potamogeton berchtoldii | GB, VC59 South Lancashire, Liverpool | John Harbord Lewis | Charles Bailey John Harbord Lewis | 5/8/1872 | MANCH |
| Potamogeton berchtoldii | GB, VC58 Cheshire, Seaman's Moss | George Edward Hunt | Charles Bailey George Edward Hunt | 9/1862 | MANCH |
| Potamogeton berchtoldii | GB, VC27 East Norfolk, Horstead | Kirby Trimmer | Alfred Fryer Charles Bailey | | MANCH |
| Potamogeton berchtoldii | GB, VC58 Cheshire, Hale Moss | George Edward Hunt | Charles Bailey George Edward Hunt | 9/1860 | MANCH |
| Potamogeton berchtoldii | GB, VC20 Hertfordshire, Rickmansworth | Eyre Champion de Crespigny | Charles Bailey Eyre Champion de Crespigny | 1881 | MANCH |
| Potamogeton berchtoldii | GB, VC65 North-west Yorkshire | James Ward | Richmond Museum Charles Bailey | 18/6/1836 | MANCH |
| Potamogeton berchtoldii | GB, VC20 Hertfordshire, Rickmansworth | Eyre Champion de Crespigny | Charles Bailey Eyre de Crespigny | 1881 | MANCH |
| Potamogeton berchtoldii | GB, VC70 Cumberland, Derwent Water | Charles Bailey | Charles Bailey | 16/9/1882 | MANCH |
| Potamogeton berchtoldii | GB, VC69 Westmorland, Arnside | Charles Bailey | Charles Bailey | 6/7/1874 | MANCH |
| Potamogeton berchtoldii | GB, VC63 South-west Yorkshire, Doncaster | John Hardy | Charles Bailey John Hardy | 9/8/1845 | MANCH |
| Potamogeton berchtoldii | GB, VC62 North-east Yorkshire, Newsham | John Gilbert Baker | Charles Bailey | | MANCH |
| Potamogeton berchtoldii | GB, VC61 South-east Yorkshire, York | George Webster | Botanical Exchange Club of The British Isles Charles Bailey John Harbord Lewis | 8/1881 | MANCH |
| Potamogeton berchtoldii | IE, VCH26 East Mayo, Cong | Charles Bailey | Charles Bailey | 2/10/1885 | MANCH |