| Salix viminalis x caprea = S. x smithiana | GB, VC1 West Cornwall, Bissoe | Frederick Hamilton Davey | Allan Octavian Hume | 21/5/1902 | SLBI |
| Salix viminalis x caprea = S. x smithiana | GB, VC1 West Cornwall, Ponsanooth | Frederick Hamilton Davey | Allan Octavian Hume | 9/5/1902 | SLBI |
| Salix viminalis x caprea = S. x smithiana | GB, VC1 West Cornwall, Ponsanooth | Frederick Hamilton Davey | Allan Octavian Hume | 9/5/1902 | SLBI |
| 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, 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 |
| Salix viminalis x caprea = S. x smithiana | GB, VC17 Surrey, Godstone | J Fraser | Watson Botanical Exchange Club Harold Stuart Thompson J Fraser | 14/4/1929 7/7/1929 | BIRM |
| 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, VC59 South Lancashire, Birkdale | Vera Gordon | | 1/5/1993 | LIV |
| Salix viminalis x caprea = S. x smithiana | GB, VC38 Warwickshire, Kenilworth Chase | Henry Bromwich | John Durbin Gray | 4/1881 to 9/1881 | 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, 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, VC56 Nottinghamshire, Averham | | Richard Crewdson Leaver Howitt | 30/4/1953 11/8/1953 | 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, VC100 Clyde Islands, Lochranza | | Richard Crewdson Leaver Howitt | 7/1976 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC58 Cheshire, Wallasey | | IRGMA | 4/1864 | 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, Over Burrows | | IRGMA | 28/4/1888 9/10/1888 | LIV |
| Salix viminalis x caprea = S. x smithiana | IE, VCH16 West Galway, Recess | | IRGMA | 13/8/1885 | LIV |
| Salix viminalis x caprea = S. x smithiana | GB, VC38 Warwickshire, Wyken | Thomas Kirk | IRGMA | 25/4/1853 19/9/1853 | LIV |
| Salix viminalis x caprea = S. x smithiana | GB, VC38 Warwickshire, Kenilworth Chase | Henry Bromwich | Botanical Exchange Club of The British Isles IRGMA Henry Bromwich | 4/1881 9/1881 | LIV |
| Salix viminalis x caprea = S. x smithiana | GB, VC30 Bedfordshire, Turvey | | IRGMA | 24/4/1884 11/9/1884 | 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, VC31 Huntingdonshire, Sawtry | | IRGMA | 20/4/1885 3/9/1885 | 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, 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, VC21 Middlesex, Finchley GB, VC21 Middlesex, Hendon | | IRGMA | 10/1883 5/4/1884 | 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, VC57 Derbyshire, Shirley | | IRGMA | 1/5/1888 25/6/1888 | LIV |
| Salix viminalis x caprea = S. x smithiana | GB, VC27 East Norfolk, Sprowston | | IRGMA | 22/9/1883 | LIV |
| Salix viminalis x caprea = S. x smithiana | IE, VCH8 Co. Limerick, West Loghill | Matilda Cullen Knowles | Science & Art Museum Dublin | 6/1904 | DBN |
| Salix viminalis x caprea = S. x smithiana | IE, VCH27 West Mayo, Westport | Matilda Cullen Knowles | National Museum Ireland Matilda Cullen Knowles | 4/7/1909 | DBN |
| Salix viminalis x caprea = S. x smithiana | IE, VCH36 Tyrone | Matilda Cullen Knowles | Science & Art Museum Dublin | 9/1900 | DBN |
| Salix viminalis x caprea = S. x smithiana | IE, VCH36 Tyrone, Foyle | Matilda Cullen Knowles | Science & Art Museum Dublin | 9/1900 | DBN |
| Salix viminalis x caprea = S. x smithiana | GB, VC34 West Gloucestershire, Westerleigh | Ida Mary Roper | Watson Botanical Exchange Club Ida Mary Roper | 20/4/1921 17/8/1921 | 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, Audley End | John Ewbank Leefe | Donor Unknown | 15/4/1842 | BIRM |
| Salix viminalis x caprea = S. x smithiana | GB, VC19 North Essex, Audley End | John Ewbank Leefe | Donor Unknown | 19/3/1842 | BIRM |
| Salix viminalis x caprea = S. x smithiana | GB, VC19 North Essex, Audley End | John Ewbank Leefe | Donor Unknown | 19/7/1842 | BIRM |