| Potamogeton coloratus x berchtoldii = P. x lanceolatus | GB, VC52 Anglesey, Bodafon | Hugh Davies | The British Museum | | E |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | GB, VC52 Anglesey, Bodafon | | Thomas Kirk | 9/1858 | E |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | GB, VC52 Anglesey, Bodafon | | William W Tyler | | E |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | GB, VC52 Anglesey, Lligwy | H D Turner Hugh Davies | James Backhouse | | E |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | GB, VC52 Anglesey, Lligwy | Thomas Kirk | | 9/1858 | E |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | GB, VC52 Anglesey, Lligwy | | | 1882 | E |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | GB, VC52 Anglesey, Lligwy | Frederick Morgan Webb | John Thomas Irvine Boswell-Syme Arthur Bennett Frederick Janson Hanbury | 9/1866 | E |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | GB, VC52 Anglesey, Rhos Lligwy | Charles Bailey | Charles Bailey | 1/9/1875 | E |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | GB, VC52 Anglesey, Rhos Lligwy | Arthur Bennett | Arthur Bennett Charles Bailey | 1/9/1875 | E |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | GB, VC52 Anglesey, Rhos Lligwy | Charles Bailey | Botanical Exchange Club of The British Isles Charles Bailey | 23/9/1881 | E |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | IE, VCH9 Co. Clare | Basil Walston Ribbons Robert MacKechnie | Robert MacKechnie | 22/7/1953 | E |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | IE, VCH9 Co. Clare, Ballyvaghan | Patrick Bernard O'Kelly | Watson Botanical Exchange Club Alexander Somerville Charles Waterfall David Thomson Playfair | 6/1899 | E |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | IE, VCH9 Co. Clare, Black Head | Edward Charles Wallace | Robert MacKechnie | 22/9/1953 | E |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | IE, VCH9 Co. Clare, Caher | George Claridge Druce | George Claridge Druce | 9/1921 | E |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | IE, VCH9 Co. Clare, Caher River | George Taylor | The British Museum | 31/8/1952 | E |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | IE, VCH9 Co. Clare, Caher River | George Claridge Druce | George Claridge Druce | 8/1928 | E |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | IE, VCH9 Co. Clare, Caher River | Douglas Mackay Henderson | | 7/7/1958 | E |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | IE, VCH9 Co. Clare, Caher River | Patrick Bernard O' Kelly | Watson Botanical Exchange Club Alexander Somerville David Thomson Playfair | 6/1899 | E |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | IE, VCH9 Co. Clare, Caher River | William Arthur Sledge | Robert MacKechnie | 10/8/1935 | E |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | IE, VCH9 Co. Clare, Caher River | Alfred James Wilmott | | 18/6/1925 | E |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | IE, VCH9 Co. Clare, Caher River | Edward Charles Wallace | Robert MacKechnie | 22/7/1953 | E |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | IE, VCH9 Co. Clare, Cahir River | Olga Margaret Stewart | | 5/6/1989 | E |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | IE, VCH9 Co. Clare, Formoyle | Clara Winsome Muirhead | | 24/5/1965 | E |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | GB, VC17 Surrey, Croydon Cultivated GB, VC29 Cambridgeshire, Burwell | Arthur Bennett | Botanical Exchange Club of The British Isles Elizabeth Anne Lomax | 8/1880 to 1882 | MANCH |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | GB, VC17 Surrey, Croydon Cultivated GB, VC29 Cambridgeshire, Burwell | Arthur Bennett | Arthur Bennett Charles Bailey | 8/1880 | MANCH |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | GB, VC29 Cambridgeshire, Burwell | Arthur Bennett | Arthur Bennett Charles Bailey | 4/8/1880 | MANCH |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | GB, VC29 Cambridgeshire, Burwell | Arthur Bennett | Arthur Bennett Charles Bailey | 4/8/1880 | MANCH |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | GB, VC17 Surrey, Croydon Cultivated GB, VC29 Cambridgeshire, Burwell Fen | Arthur Bennett | Botanical Exchange Club of The British Isles Arthur Bennett Charles Bailey | 1882 | MANCH |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | GB, VC52 Anglesey | William Wilson | Richmond Museum Charles Bailey James Ward | 7/1830 | 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, Bodafon | | | 23/8/1830 | MANCH |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | GB, VC52 Anglesey, Bodafon | Thomas Kirk | Botanical Exchange Club of the Thirsk Natural History Society Charles Bailey John Ray Hardy | 9/1858 | MANCH |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | GB, VC52 Anglesey, Lligwy | John Edwards Griffith | Watson Botanical Exchange Club | 8/1919 | MANCH |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | GB, VC52 Anglesey, Lligwy | Reginald Henry Goode | Watson Botanical Exchange Club Charles Bailey George Goode | 3/8/1910 | MANCH |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | GB, VC52 Anglesey, Lligwy | J M Webb | Charles Bailey John Harbord Lewis | 9/1872 | MANCH |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | GB, VC52 Anglesey, Llugwy | | | | MANCH |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | GB, VC52 Anglesey, Llugwy | Bowman | William Wilson | 8/1830 | MANCH |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | GB, VC52 Anglesey, Llugwy | | | 7/1826 | MANCH |
| Potamogeton coloratus x berchtoldii = P. x lanceolatus | GB, VC52 Anglesey, Penrhos-Lligwy | Thomas Jackson Foggitt | Alfred Fryer Charles Bailey | 15/9/1910 | MANCH |