| 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, VC56 Nottinghamshire, Averham | | Richard Crewdson Leaver Howitt | 30/4/1953 11/8/1953 | CGE |
| 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 | Set of British Willows | 15/4/1893 12/6/1893 | CGE |
| 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, VC61 South-east Yorkshire, Stillingfleet | T Bray | Richard Crewdson Leaver Howitt | 8/7/1879 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC64 Mid-west Yorkshire, Otley | Christopher David Preston P P Abbott | | 22/7/1989 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC65 North-west Yorkshire, Richmond | James Ward | Charles Cardale Babington | 8/4/1841 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC65 North-west Yorkshire, Richmond | James Ward | Charles Cardale Babington John Ewbank Leefe | 7/4/1842 27/6/1842 9/7/1842 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC65 North-west Yorkshire, Richmond | James Ward | Charles Cardale Babington John Ewbank Leefe | 11/5/1842 6/8/1842 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC65 North-west Yorkshire, Richmond | James Ward | Charles Cardale Babington John Ewbank Leefe | 25/3/1842 21/6/1842 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC65 North-west Yorkshire, Richmond | James Ward | Charles Cardale Babington John Ewbank Leefe | 9/4/1842 23/7/1842 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC65 North-west Yorkshire, Richmond | James Ward | John Stevens Henslow | 25/3/1842 9/4/1842 22/4/1842 21/6/1842 9/7/1842 23/7/1842 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC65 North-west Yorkshire, Richmond | James Ward | | 8/1841 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC65 North-west Yorkshire, Richmond | James Ward | John Stevens Henslow | 9/4/1842 27/6/1842 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC65 North-west Yorkshire, Richmond | James Ward | John Stevens Henslow | 11/5/1842 to 8/6/1842 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC65 North-west Yorkshire, Richmond | James Ward | John Stevens Henslow | 7/4/1842 9/7/1842 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC69 Westmorland, Appleby | | Richard Crewdson Leaver Howitt | 7/1978 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC71 Isle of Man, Spaldrick Bay | David Elliston Allen | | 15/9/1952 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC75 Ayrshire, Balsalloch | Richard Crewdson Leaver Howitt | Richard Crewdson Leaver Howitt | 9/1974 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC80 Roxburghshire, Blacklaw | Andrew Brotherston | Charles Cardale Babington | 5/1877 9/1877 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC80 Roxburghshire, Bowmont Forest | Andrew Brotherston | | 10/1876 to 5/1877 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC80 Roxburghshire, Kelso | Andrew Brotherston | Charles Cardale Babington | 4/1875 8/1875 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC80 Roxburghshire, Kelso | Andrew Brotherston | | 10/1876 to 5/1877 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC93 North Aberdeenshire, Loch of Strathbeg | Christopher David Preston David Welch Peter M Hollingsworth | | 25/8/1994 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC100 Clyde Islands, Lochranza | | Richard Crewdson Leaver Howitt | 7/1976 | CGE |
| Salix viminalis x caprea = S. x smithiana | IE, VCH4 Mid Cork, Leemount | | | 9/1853 | CGE |
| Salix viminalis x caprea = S. x smithiana | IE, VCH25 Co. Roscommon, Ballaghaderreen | Christopher David Preston | | 22/8/1988 | CGE |
| Salix viminalis x caprea = S. x smithiana | IE, VCH25 Co. Roscommon, Ballaghaderreen | Christopher David Preston | | 22/8/1988 | CGE |
| Salix viminalis x caprea = S. x smithiana | IE, VCH26 East Mayo, Cloonfallagh | Christopher David Preston | | 21/7/1994 | CGE |
| Salix viminalis x caprea = S. x smithiana | IE, VCH35 West Donegal, Carrowkeel | Christopher David Preston Nicholas F Stewart | | 25/8/1989 | CGE |
| Salix viminalis x caprea = S. x smithiana | IE, VCH35 West Donegal, Dunglow Lough | Christopher David Preston Nicholas F Stewart S D Webster | | 22/8/1989 | CGE |
| Salix viminalis x caprea = S. x smithiana | IE, VCH35 West Donegal, Lough Meela | Christopher David Preston Nicholas F Stewart S D Webster | | 23/8/1989 | 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 |