| Salix fragilis x triandra = S. x alopecuroides | GB, VC29 Cambridgeshire, Waterbeach | Charles Edward Moss | | 4/6/1912 | CGE |
| Salix fragilis x triandra = S. x alopecuroides | GB, VC30 Bedfordshire, Pegsdon | Joseph Edward Little | Joseph Edward Little | 30/6/1917 | CGE |
| Salix fragilis x triandra = S. x alopecuroides | GB, VC31 Huntingdonshire, Woodwalton Fen | Charles Edward Moss | | 7/6/1911 | CGE |
| Salix pentandra x fragilis = S. x meyeriana | GB, VC20 Hertfordshire, Hitchin | Joseph Edward Little | Watson Botanical Exchange Club Spencer Henry Bickham | 22/5/1924 to 14/8/1924 | CGE |
| Salix pentandra x fragilis = S. x meyeriana | GB, VC29 Cambridgeshire, Ely | William Marshall | Charles Cardale Babington | 1864 | CGE |
| Salix pentandra x fragilis = S. x meyeriana | GB, VC29 Cambridgeshire, Wendy | Humphrey Gilbert-Carter | | 16/5/1931 | CGE |
| Salix pentandra x fragilis = S. x meyeriana | GB, VC29 Cambridgeshire, Wendy | Peter Derek Sell | | 15/5/1969 | CGE |
| Salix pentandra x fragilis = S. x meyeriana | GB, VC29 Cambridgeshire, Wendy | Peter Derek Sell | | 7/6/1953 | CGE |
| Salix pentandra x fragilis = S. x meyeriana | GB, VC40 Shropshire, Hanwood | William Allport Leighton | Charles Cardale Babington | 27/6/1836 | CGE |
| Salix pentandra x fragilis = S. x meyeriana | GB, VC40 Shropshire, Shrewsbury | | Spencer Henry Bickham | 1842 | CGE |
| Salix pentandra x fragilis = S. x meyeriana | GB, VC47 Montgomeryshire, Glyn Cogan | Henry Haselfoot Haines | Botanical Society & Exchange Club of The British Isles | 4/1944 | CGE |
| Salix pentandra x fragilis = S. x meyeriana | GB, VC57 Derbyshire, Buxton | Anthony Hurt Wolley Dod | Watson Botanical Exchange Club Edward Francis Linton Spencer Henry Bickham | 7/1900 | CGE |
| Salix pentandra x fragilis = S. x meyeriana | GB, VC58 Cheshire, Wybunbury Bog | William Richardson Linton | Set of British Willows Spencer Henry Bickham | 27/5/1895 26/8/1895 | CGE |
| Salix triandra x viminalis = S. x mollissima | | John Ewbank Leefe | John Ewbank Leefe Leicester Darwall | 14/5/1867 24/4/1869 21/8/1869 | CGE |
| Salix triandra x viminalis = S. x mollissima | GB, VC6 North Somerset, Corston | Ida Mary Roper | Ida Mary Roper | 24/4/1915 | CGE |
| Salix triandra x viminalis = S. x mollissima | GB, VC6 North Somerset, Corston | Ida Mary Roper | Ida Mary Roper | 16/8/1915 | CGE |
| Salix triandra x viminalis = S. x mollissima | GB, VC17 Surrey, Mortlake | J Fraser | Watson Botanical Exchange Club J Fraser Spencer Henry Bickham | 1/5/1925 17/7/1925 | CGE |
| Salix triandra x viminalis = S. x mollissima | GB, VC17 Surrey, Mortlake | J Fraser | J Fraser Joseph Edward Little | 17/4/1924 24/7/1924 | CGE |
| Salix triandra x viminalis = S. x mollissima | GB, VC17 Surrey, Kew Cultivated GB, VC17 Surrey, Mortlake | J Fraser | Watson Botanical Exchange Club J Fraser Spencer Henry Bickham | 17/4/1927 15/8/1927 | CGE |
| Salix triandra x viminalis = S. x mollissima | GB, VC17 Surrey, Mortlake | J Fraser | Watson Botanical Exchange Club J Fraser Joseph Edward Little | 1/5/1925 17/7/1925 | CGE |
| Salix triandra x viminalis = S. x mollissima | GB, VC20 Hertfordshire, Purwell | Joseph Edward Little | Watson Botanical Exchange Club Joseph Edward Little | 18/8/1921 11/4/1922 | CGE |
| Salix triandra x viminalis = S. x mollissima | GB, VC20 Hertfordshire, Purwell | Joseph Edward Little | Joseph Edward Little | 18/8/1921 12/4/1922 | CGE |
| Salix triandra x viminalis = S. x mollissima | GB, VC29 Cambridgeshire, Mepal GB, VC29 Cambridgeshire, Mepal | A C Leslie | | 8/9/1980 | CGE |
| Salix triandra x viminalis = S. x mollissima | GB, VC29 Cambridgeshire, Mepal | A C Leslie | | 8/9/1980 | CGE |
| Salix triandra x viminalis = S. x mollissima | GB, VC29 Cambridgeshire, Over | J Gina Murrell Peter Derek Sell | | 30/1/1992 | CGE |
| Salix triandra x viminalis = S. x mollissima | GB, VC29 Cambridgeshire, Sutton Gault | A Clark L Nicol Peter Derek Sell | | 25/7/1988 | CGE |
| Salix triandra x viminalis = S. x mollissima | GB, VC29 Cambridgeshire, Sutton Gault | A Clark L Nicol Peter Derek Sell | | 25/7/1988 | CGE |
| Salix triandra x viminalis = S. x mollissima | GB, VC29 Cambridgeshire, Trumpington | A C Leslie | | 11/10/2003 | CGE |
| Salix triandra x viminalis = S. x mollissima | GB, VC36 Herefordshire, River Wye GB, VC39 Staffordshire, Wolverhampton GB, VC57 Derbyshire, Shirley Cultivated | William Richardson Linton | Set of British Willows | 5/1894 6/1894 8/1894 | CGE |
| Salix triandra x viminalis = S. x mollissima | GB, VC36 Herefordshire, Ross | Augustin Ley | Watson Botanical Exchange Club Spencer Henry Bickham | | CGE |
| Salix triandra x viminalis = S. x mollissima | GB, VC36 Herefordshire, Sellack | Spencer Henry Bickham | Spencer Henry Bickham | 16/5/1904 | CGE |
| Salix triandra x viminalis = S. x mollissima | GB, VC36 Herefordshire, Sellack | A Ley Spencer Henry Bickham | Spencer Henry Bickham | 2/8/1904 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC6 North Somerset, Pensford | Ida Mary Roper | Botanical Exchange Club of The British Isles Ida Mary Roper J Fraser Spencer Henry Bickham | 30/3/1927 to 22/6/1927 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC6 North Somerset, Walton-in-Gordano | Ida Mary Roper | Joseph Edward Little | 9/4/1913 7/8/1913 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC31 Huntingdonshire, Holme Cultivated GB, VC9 Dorset, Bournemouth Cultivated | Edward Francis Linton | Set of British Willows | 4/4/1893 12/6/1893 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC12 North Hampshire, Fleet Cultivated | Hewett Cottrell Watson | Burton Mounsher Watkins | 9/1869 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC19 North Essex, Audley End | John Ewbank Leefe | Charles Cardale Babington | 19/3/1842 to 19/7/1842 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC19 North Essex, Audley End | John Ewbank Leefe | John Stevens Henslow | 7/5/1842 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC19 North Essex, Audley End | John Ewbank Leefe | John Stevens Henslow | 19/3/1842 19/7/1842 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC19 North Essex, Berechurch | George Charles Brown | Botanical Society & Exchange Club of The British Isles Joseph Edward Little | 21/5/1923 to 14/8/1923 | CGE |