 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC29 Cambridgeshire, Welches Dam | Alfred Fryer | William Hadden Beeby | 27/6/1884 | SLBI |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC29 Cambridgeshire, Welches Dam | Alfred Fryer | William Hadden Beeby | 17/7/1887 | SLBI |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC29 Cambridgeshire, Welches Dam | Alfred Fryer | Alfred Fryer | 4/8/1886 | E |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC29 Cambridgeshire, Welches Dam | Alfred Fryer | Arthur Bennett | 8/1883 | E |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC29 Cambridgeshire, Welches Dam | Alfred Fryer | Alexander Somerville | 27/7/1887 | E |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC29 Cambridgeshire, Welches Dam | Alfred Fryer | Alfred Fryer | 1/7/1885 | E |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC29 Cambridgeshire, West Moor, Doddington | Alfred Fryer | Botanical Exchange Club of The British Isles Charles Bailey | 22/8/1886 | MANCH |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC29 Cambridgeshire, Whittlesea | Alfred Fryer | Alfred Fryer Charles Bailey | 27/8/1897 | MANCH |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC29 Cambridgeshire, Whittlesea | Alfred Fryer | Alfred Fryer Charles Bailey | 1/8/1895 | MANCH |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC29 Cambridgeshire, Whittlesea | Alfred Fryer | Alfred Fryer Charles Bailey | 16/8/1895 | MANCH |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC29 Cambridgeshire, Whittlesea | Alfred Fryer | Alfred Fryer Charles Bailey | 18/9/1894 | MANCH |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC29 Cambridgeshire, Whittlesea | Alfred Fryer | Alfred Fryer Charles Bailey | 5/9/1895 | MANCH |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC29 Cambridgeshire, Whittlesea | Alfred Fryer | Alfred Fryer Charles Bailey | 16/8/1895 | MANCH |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC29 Cambridgeshire, Whittlesea | Alfred Fryer | Alfred Fryer Charles Bailey | 5/9/1895 | MANCH |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC29 Cambridgeshire, Witcham | Alfred Fryer | | 27/8/1888 | ABS |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC29 Cambridgeshire, Witcham | Alfred Fryer | | 8/8/1887 | SLBI |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC29 Cambridgeshire, Witcham Meadlands | Alfred Fryer | | 24/8/1888 | ABS |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC29 Cambridgeshire, Witcham Meadlands | Alfred Fryer | | 26/7/1887 | SLBI |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC29 Cambridgeshire, Witcham Meadlands | Alfred Fryer | William Hadden Beeby | 5/8/1887 | SLBI |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC29 Cambridgeshire, Witcham Meadlands | Alfred Fryer | Allan Octavian Hume Robert Albert Phillips | 9/8/1887 | SLBI |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC29 Cambridgeshire, Witcham Meadlands | Alfred Fryer | | 24/8/1888 | SLBI |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC29 Cambridgeshire, Witcham Meadlands | Alfred Fryer | William Hadden Beeby | 2/8/1887 | SLBI |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC29 Cambridgeshire, Witcham Meadlands | Alfred Fryer | Alexander Somerville | 25/8/1888 | E |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC29 Cambridgeshire, Witcham Meadlands | Alfred Fryer G Fryer | Alexander Somerville | 27/8/1888 | E |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC31 Huntingdonshire, Pidley | Alfred Fryer | Alfred Fryer Charles Bailey | 27/5/1888 | MANCH |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC31 Huntingdonshire, Pidley | Alfred Fryer | Alfred Fryer Charles Bailey | 27/5/1888 | MANCH |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC31 Huntingdonshire, Pidley Fen | Alfred Fryer | Alfred Fryer Charles Bailey | 27/5/1888 | MANCH |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC31 Huntingdonshire, Pidley Fen | Alfred Fryer | | 19/8/1888 | SLBI |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC31 Huntingdonshire, Pidley Fen, Warner's Drove | Alfred Fryer | Alfred Fryer Charles Bailey | 27/5/1888 | MANCH |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC31 Huntingdonshire, Ramsey | Alfred Fryer | | 31/5/1887 | MANCH |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC31 Huntingdonshire, Ramsey | Alfred Fryer | Alfred Fryer | 31/5/1887 | SLBI |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC31 Huntingdonshire, Wood Walton | George Taylor | | 31/8/1946 | SLBI |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC31 Huntingdonshire, Woodwalton Fen | Job Edward Lousley | Job Edward Lousley | 27/6/1948 | E |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC31 Huntingdonshire, Woodwalton Fen | Job Edward Lousley | Job Edward Lousley | 27/6/1948 | E |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC38 Warwickshire, Earlswood | Dorothy Adlington Cadbury | | 28/7/1949 | E |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC40 Shropshire, Crose Mere | | Croydon Natural History and Scientific Society Henry Franklin Parsons | 19/9/1884 | SLBI |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC52 Anglesey | John Edwards Griffith | Botanical Exchange Club of The British Isles | 6/1884 | MANCH |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC52 Anglesey, Llyn Maelog | William Wilson | William Wilson | 1830 | MANCH |
 | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC52 Anglesey, Llyn Maelog | William Wilson | William Wilson | 14/8/1830 | MANCH |
+ | Potamogeton lucens x gramineus = P. x angustifolius | GB, VC54 North Lincolnshire, Wroot | George Taylor | British Museum (Natural History) | 5/8/1943 | MANCH |