| Salix viminalis x caprea = S. x smithiana | GB, VC62 North-east Yorkshire, Thirsk | John Gilbert Baker | George Stephen West John Gilbert Baker | 5/1855 9/1855 | BIRM |
| Salix viminalis x caprea = S. x smithiana | GB, VC62 North-east Yorkshire, Kilvington | John Gilbert Baker | IRGMA | | LIV |
| Salix viminalis x caprea = S. x smithiana | GB, VC62 North-east Yorkshire, Kilvington | John Gilbert Baker | Donor Unknown | 5/1852 9/1852 | BIRM |
| Salix viminalis x caprea = S. x smithiana | GB, VC62 North-east Yorkshire, Kilvington | John Gilbert Baker | George Stephen West John Gilbert Baker | 3/9/1855 | BIRM |
| Salix viminalis x caprea = S. x smithiana | GB, VC62 North-east Yorkshire, Coxwold | John Gilbert Baker | IRGMA | 7/1855 | LIV |
| Salix viminalis x caprea = S. x smithiana | GB, VC61 South-east Yorkshire, Stillingfleet | T Bray | Richard Crewdson Leaver Howitt | 8/7/1879 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC61 South-east Yorkshire, Driffield | William Henry Purchas | Augustin Ley | 7/1887 | BIRM |
| Salix viminalis x caprea = S. x smithiana | GB, VC60 West Lancashire, Melling-with-Wrayton | C Sargent | | 7/6/1979 | LIV |
| Salix viminalis x caprea = S. x smithiana | GB, VC59 South Lancashire, Clitheroe | | IRGMA | 30/5/1914 | LIV |
| Salix viminalis x caprea = S. x smithiana | GB, VC59 South Lancashire, Birkdale | Vera Gordon | | 1/5/1993 | LIV |
| Salix viminalis x caprea = S. x smithiana | GB, VC59 South Lancashire | Vera Gordon | | 21/7/1998 | LIV |
| Salix viminalis x caprea = S. x smithiana | GB, VC58 Cheshire, Wallasey | | IRGMA | 4/1864 | LIV |
| Salix viminalis x caprea = S. x smithiana | GB, VC58 Cheshire, Marbury Mere | Richard Crewdson Leaver Howitt | Richard Crewdson Leaver Howitt | 8/1955 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC58 Cheshire, Macclesfield | Richard Francis Towndrow Spencer Henry Bickham | Watson Botanical Exchange Club IRGMA Spencer Henry Bickham | 6/4/1905 8/8/1905 | LIV |
| Salix viminalis x caprea = S. x smithiana | GB, VC39,VC57, Beresford Dale | Augustin Ley | Augustin Ley | 5/7/1887 | BIRM |
| Salix viminalis x caprea = S. x smithiana | GB, VC57 Derbyshire, Thorpe | | Augustin Ley | | BIRM |
| Salix viminalis x caprea = S. x smithiana | GB, VC57 Derbyshire, Shirley Common | William Richardson Linton | IRGMA | 17/4/1888 22/8/1888 | LIV |
| Salix viminalis x caprea = S. x smithiana | GB, VC57 Derbyshire, Shirley | William Richardson Linton | Charles Bailey Set of British Willows | 1/4/1893 12/6/1893 | MANCH |
| Salix viminalis x caprea = S. x smithiana | GB, VC57 Derbyshire, Shirley | | IRGMA | 1/5/1888 25/6/1888 | LIV |
| Salix viminalis x caprea = S. x smithiana | GB, VC57 Derbyshire, Shirley | | IRGMA | 23/5/1888 7/9/1888 | LIV |
| Salix viminalis x caprea = S. x smithiana | GB, VC57 Derbyshire, Shirley | William Richardson Linton | Set of British Willows | 15/4/1893 12/6/1893 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC57 Derbyshire, Shirley | William Richardson Linton | Allan Octavian Hume Set of British Willows | 15/4/1893 12/6/1893 | SLBI |
| Salix viminalis x caprea = S. x smithiana | GB, VC57 Derbyshire, Shirley | William Richardson Linton | Set of British Willows | 1894 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC57 Derbyshire, Shirley | William Richardson Linton | IRGMA Set of British Willows | 1894 | LIV |
| Salix viminalis x caprea = S. x smithiana | GB, VC57 Derbyshire, Shirley Cultivated | William Richardson Linton | Allan Octavian Hume | 12/6/1903 | SLBI |
| Salix viminalis x caprea = S. x smithiana | GB, VC57 Derbyshire, Over Burrows | | IRGMA | 28/4/1888 9/10/1888 | LIV |
| Salix viminalis x caprea = S. x smithiana | GB, VC57 Derbyshire, Edlaston Coppy | | IRGMA | 28/4/1890 18/8/1890 | LIV |
| Salix viminalis x caprea = S. x smithiana | GB, VC57 Derbyshire, Edlaston Coppy | | IRGMA | 8/8/1891 | LIV |
| Salix viminalis x caprea = S. x smithiana | GB, VC57 Derbyshire, Edlaston Coppy | William Richardson Linton | IRGMA | 28/4/1890 18/8/1890 | LIV |
| Salix viminalis x caprea = S. x smithiana | GB, VC57 Derbyshire, Bradley | | IRGMA | 3/5/1888 21/8/1888 | LIV |
| Salix viminalis x caprea = S. x smithiana | GB, VC56 Nottinghamshire, Averham | | Richard Crewdson Leaver Howitt | 30/4/1953 11/8/1953 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC55 Leicestershire, South Croxton | Arthur Reginald Horwood | Botanical Exchange Club of The British Isles Joseph Edward Little Arthur Edward Wade | 24/4/1916 28/5/1916 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC55 Leicestershire, Quenby | Arthur Reginald Horwood | Arthur Reginald Horwood Spencer Henry Bickham | 14/8/1906 4/1907 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC55 Leicestershire, Quenby | Arthur Reginald Horwood | Botanical Exchange Club of The British Isles Arthur Reginald Horwood Augustin Ley | 14/8/1906 4/1907 | BIRM |
| Salix viminalis x caprea = S. x smithiana | GB, VC55 Leicestershire, King's Norton | Arthur Reginald Horwood | Botanical Exchange Club of The British Isles IRGMA Arthur Reginald Horwood | 11/7/1908 1/9/1909 | LIV |
| Salix viminalis x caprea = S. x smithiana | GB, VC55 Leicestershire, King's Norton | Arthur Reginald Horwood | Botanical Exchange Club of The British Isles Arthur Reginald Horwood Charles Edward Moss | 11/7/1904 1/9/1909 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC52 Anglesey, Llyn Maelog | Christopher David Preston Nicholas F Stewart | | 27/8/1989 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC50 Denbighshire, Llanrhaiadr-ym-Mochnant | Cambridge Botany Schppl Expedition, Wales | | 14/8/1955 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC50 Denbighshire, Cefn-y-rhodfa | Cambridge Botany Schppl Expedition, Wales | | 20/8/1955 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC48 Merionethshire, Corwen | Augustin Ley | Augustin Ley | 25/6/1901 | BIRM |