 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC36 Herefordshire Cultivated | Alfred Fryer | Alfred Fryer | 29/7/1897 | MANCH |
 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC36 Herefordshire, Carey | Augustin Ley | Botanical Exchange Club of The British Isles Charles Bailey | 3/7/1893 6/7/1893 | MANCH |
 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC36 Herefordshire, Carey | Augustin Ley | Botanical Exchange Club of The British Isles Augustin Ley | 3/6/1893 6/7/1893 | ABS |
 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC36 Herefordshire, Carey | Augustin Ley | Botanical Exchange Club of The British Isles Augustin Ley | 14/7/1894 | ABS |
 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC36 Herefordshire, Carey | Augustin Ley | Augustin Ley | 3/6/1893 | BIRM |
 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC36 Herefordshire, Carey | Augustin Ley | Augustin Ley | 6/7/1893 | BIRM |
 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC36 Herefordshire, Carey | Augustin Ley | Augustin Ley | 4/5/1893 | BIRM |
 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC36 Herefordshire, Carey | Augustin Ley | Augustin Ley | 6/7/1896 | BIRM |
 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC36 Herefordshire, Carey | Augustin Ley | Augustin Ley | 6/7/1893 | BIRM |
 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC36 Herefordshire, Carey | Augustin Ley | Augustin Ley | 3/6/1893 6/7/1893 | BIRM |
 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC36 Herefordshire, Carey | George Taylor | | 28/7/1948 | SLBI |
 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC36 Herefordshire, Hoarwithy | | Augustin Ley | 11/6/1895 | BIRM |
 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC36 Herefordshire, Huntsham Hill | Augustin Ley | | 7/1887 | BIRM |
 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC36 Herefordshire, Red Rail | George Taylor | The British Museum | 28/7/1948 | MANCH |
 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC36 Herefordshire, Red Rail | George Taylor | | 28/7/1948 | SLBI |
+ | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC36 Herefordshire, River Wye at Carey | Augustin Ley | | 6/7/1893 | BIRM |
 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC36 Herefordshire, River Wye at Carey | | Augustin Ley | 6/7/1896 | BIRM |
+ | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC36 Herefordshire, River Wye at Hoarwithy | Augustin Ley | | 11/6/1895 | BIRM |
+ | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC36 Herefordshire, River Wye at Huntsham Hill | Augustin Ley | | 7/1887 | BIRM |
+ | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC36 Herefordshire, River Wye at Sellack | Augustin Ley | | 11/7/1877 | BIRM |
+ | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC36 Herefordshire, River Wye at Sellack | Augustin Ley | | 3/6/1893 | BIRM |
 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC36 Herefordshire, Ross | | Augustin Ley | 6/7/1893 | BIRM |
 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC36 Herefordshire, Ross | Augustin Ley Frederick Janson Hanbury | Croydon Natural History and Scientific Society Arthur Bennett | 7/1896 | SLBI |
 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC36 Herefordshire, Sellack | Augustin Ley | Augustin Ley Arthur Bennett Charles Cardale Babington | 12/8/1876 | BIRM |
 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC36 Herefordshire, Sellack | Augustin Ley | Augustin Ley | 3/6/1893 | BIRM |
 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC36 Herefordshire, Sellack | Augustin Ley | Augustin Ley | 8/1866 | BIRM |
 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC36 Herefordshire, Sellack | Augustin Ley | William Hadden Beeby | 15/7/1877 | SLBI |
 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC36 Herefordshire, Sellack | Augustin Ley | Elizabeth Anne Lomax | 15/7/1877 | MANCH |
 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC36 Herefordshire, Strangford | | Augustin Ley | 11/7/1877 | BIRM |
+ | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC38 Warwickshire, Grand Union Canal at Warwick | Robert Large Baker | | 9/1882 | BIRM |
+ | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC38 Warwickshire, Grand Union Canal at Warwick | Henry Bromwich | | 8/1886 | BIRM |
 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC38 Warwickshire, Warwick | Henry Bromwich | Charles Bailey Henry Bromwich | 8/1882 | MANCH |
 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC38 Warwickshire, Warwick | Robert Large Baker | Botanical Exchange Club of The British Isles Charles Bailey | 9/1882 | MANCH |
 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC38 Warwickshire, Warwick | Robert Large Baker | Botanical Exchange Club of The British Isles | 9/1882 | BIRM |
 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC38 Warwickshire, Warwick | Robert Large Baker | Botanical Exchange Club of The British Isles | 9/1883 | SLBI |
 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC38 Warwickshire, Warwick | Henry Bromwich | Botanical Exchange Club of The British Isles | 8/1886 | ABS |
 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC38 Warwickshire, Warwick | Henry Bromwich | Botanical Exchange Club of The British Isles Augustin Ley | 8/1886 | BIRM |
 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC38 Warwickshire, Warwick | Henry Bromwich | Lomax | 8/1884 | MANCH |
 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC38 Warwickshire, Warwick | Henry Bromwich | Botanical Exchange Club of The British Isles Elizabeth Anne Lomax | 8/1886 | MANCH |
 | Potamogeton lucens x perfoliatus = P. x salicifolius | GB, VC38 Warwickshire, Warwick | Henry Bromwich | Elizabeth Anne Lomax | 8/1882 | MANCH |