| Salix fragilis x alba = S. x rubens | GB, VC28 West Norfolk, Hockwold | Frederick Robert Tennant | | 1905 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC28 West Norfolk, Swaffham | Douglas Montague Heath | Douglas Montague Heath | 5/1915 | BIRM |
| Salix fragilis x alba = S. x rubens | GB, VC28 West Norfolk, Welney | Peter Derek Sell | | 16/9/1993 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC29 Cambridgeshire, Bassingbourn | Peter Derek Sell | | 19/6/1986 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC29 Cambridgeshire, Bassingbourn | Peter Derek Sell | | 6/7/1986 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC29 Cambridgeshire, Bassingbourn | Peter Derek Sell | | 19/6/1986 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC29 Cambridgeshire, Bassingbourn | Peter Derek Sell | | 19/6/1986 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC29 Cambridgeshire, Cambridge | W J Dowson | | 5/5/1939 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC29 Cambridgeshire, Chesterton | Edmund Frederic Warburg | | 7/1932 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC29 Cambridgeshire, Elsworth | J Gina Murrell Peter Derek Sell | | 28/8/1991 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC29 Cambridgeshire, Kneesworth | Peter Derek Sell | | 9/9/1986 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC29 Cambridgeshire, Kneesworth | Peter Derek Sell | | 9/9/1986 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC29 Cambridgeshire, Little Gransden | J Gina Murrell Peter Derek Sell | | 3/5/1991 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC29 Cambridgeshire, Over | J Gina Murrell Peter Derek Sell | | 29/8/1991 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC29 Cambridgeshire, Pymore | Peter Derek Sell | | 18/5/1972 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC29 Cambridgeshire, Rockefeller field | W J Dowson | | 5/5/1939 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC29 Cambridgeshire, Rockefeller Field, Storey's Way,
Cambridge | W J Dowson | | 5/5/1950 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC29 Cambridgeshire, Swavesey | J Gina Murrell Peter Derek Sell | | 29/8/1991 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC30 Bedfordshire, Purvey | Edward Francis Linton | John Durbin Gray | 17/4/1894 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC30 Bedfordshire, Woburn | John Ewbank Leefe | Charles Bailey | 25/4/1868 8/5/1869 26/8/1869 | MANCH |
| Salix fragilis x alba = S. x rubens | GB, VC31 Huntingdonshire, Huntingdon | Augustin Ley | Augustin Ley | 27/8/1908 | BIRM |
| Salix fragilis x alba = S. x rubens | GB, VC36 Herefordshire, Foy | Augustin Ley | Botanical Exchange Club of The British Isles | 25/5/1909 6/9/1909 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC36 Herefordshire, Foy | Augustin Ley | Augustin Ley | 25/5/1909 to 6/9/1909 | BIRM |
| Salix fragilis x alba = S. x rubens | GB, VC36 Herefordshire, Foy | Augustin Ley | Augustin Ley | 7/9/1899 | BIRM |
| Salix fragilis x alba = S. x rubens | GB, VC36 Herefordshire, Foy | Augustin Ley | Augustin Ley | 3/5/1900 20/6/1900 | BIRM |
| Salix fragilis x alba = S. x rubens | GB, VC36 Herefordshire, King's Caple | Augustin Ley | Augustin Ley | 1866 | BIRM |
| Salix fragilis x alba = S. x rubens | GB, VC36 Herefordshire, Ross, Rudhall Brook | Augustin Ley | Augustin Ley | 8/5/1888 6/8/1888 | BIRM |
| Salix fragilis x alba = S. x rubens | GB, VC36 Herefordshire, Strangford | Augustin Ley | Augustin Ley | 15/5/1888 3/8/1888 | BIRM |
| Salix fragilis x alba = S. x rubens | GB, VC37 Worcestershire, Harborne, Pills wood | Harold Stuart Thompson | Edward Francis Linton Harold Stuart Thompson | 11/6/1901 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC37 Worcestershire, Malvern | Richard Francis Towndrow | Charles Bailey Set of British Willows | 3/5/1894 13/8/1894 | MANCH |
| Salix fragilis x alba = S. x rubens | GB, VC37 Worcestershire, Malvern | Edward Francis Linton Richard Francis Towndrow | Charles Bailey Set of British Willows | 3/5/1894 13/8/1894 | MANCH |
| Salix fragilis x alba = S. x rubens | GB, VC37 Worcestershire, Malvern | Richard Francis Towndrow Spencer Henry Bickham | Spencer Henry Bickham | 29/8/1904 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC37 Worcestershire, Malvern | Spencer Henry Bickham | | 5/5/1904 29/8/1904 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC37 Worcestershire, Malvern | Richard Francis Towndrow | Edward Francis Linton | 10/6/1891 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC37 Worcestershire, Malvern | Richard Francis Towndrow | Set of British Willows | 3/5/1894 13/8/1894 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC37 Worcestershire, Malvern | Richard Francis Towndrow | Set of British Willows | 3/5/1894 13/8/1894 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC37 Worcestershire, Malvern Link | Richard Francis Towndrow | Charles Bailey Set of British Willows | | MANCH |
| Salix fragilis x alba = S. x rubens | GB, VC37 Worcestershire, Malvern Link | Richard Francis Towndrow | Botanical Exchange Club of The British Isles Charles Bailey Richard Francis Towndrow | 7/5/1885 25/8/1885 | MANCH |
| Salix fragilis x alba = S. x rubens | GB, VC37 Worcestershire, Malvern Link | Richard Francis Towndrow | Botanical Exchange Club of The British Isles Charles Bailey | 5/1889 8/1889 | MANCH |
| Salix fragilis x alba = S. x rubens | GB, VC37 Worcestershire, Malvern Link | Richard Francis Towndrow | Botanical Exchange Club of The British Isles Charles Bailey | 28/5/1889 8/8/1889 | MANCH |