| Salix cinerea subsp. oleifolia | GB, VC65 North-west Yorkshire, Richmond | John Ewbank Leefe | Donor Unknown | 9/4/1842 to 4/7/1842 | BIRM |
| Salix fragilis x alba = S. x rubens | GB, Essex Cultivated | John Ewbank Leefe | | 20/8/1868 8/5/1869 26/8/1869 | MANCH |
| Salix fragilis x alba = S. x rubens | GB, Essex | John Ewbank Leefe | | 25/4/1869 8/5/1869 26/8/1869 28/8/1869 | CGE |
| Salix herbacea | | Arthur Bennett John Ewbank Leefe | William Hadden Beeby | 18/6/1868 | SLBI |
| Salix lanata | | Scaling Leicester Darwall | John Ewbank Leefe | | SLBI |
| Salix myrsinites | GB, VC83 Midlothian, Edinburgh | | John Ewbank Leefe William Hadden Beeby | 28/8/1876 | SLBI |
| Salix myrsinities var. procumbens | GB, VC83 Midlothian, Edinburgh | | John Ewbank Leefe William Hadden Beeby | | SLBI |
| Salix pentandra x fragilis = S. x meyeriana | GB, VC68 North Northumberland, Rothbury | John Ewbank Leefe | IRGMA Arthur Bennett | 5/1870 to 8/1870 | LIV |
| Salix purpurea | | | Arthur Bennett John Ewbank Leefe | 22/5/1867 24/8/1867 | SLBI |
| Salix purpurea | GB, VC17 Surrey, Kew | | John Ewbank Leefe William Hadden Beeby | 25/8/1876 | SLBI |
| Salix purpurea | GB, VC19 North Essex, Audley End | John Ewbank Leefe | Donor Unknown | 25/3/1842 19/7/1842 | BIRM |
| Salix purpurea | GB, VC39 Staffordshire, Bilbrook | John Ewbank Leefe | Botanical Exchange Club of The British Isles William Hadden Beeby | 12/5/1867 24/8/1867 | SLBI |
| Salix purpurea | GB, VC68 North Northumberland, Harehope | | John Ewbank Leefe William Hadden Beeby | | SLBI |
| Salix purpurea | GB, Northumberland, Rothbury | John Ewbank Leefe | William Hadden Beeby | 2/5/1876 8/6/1876 | SLBI |
| Salix purpurea x viminalis = S. x rubra | GB, VC19 North Essex, Audley End | John Ewbank Leefe | Donor Unknown | 6/4/1842 17/7/1842 | BIRM |
| Salix repens var. rosmannifolia | GB, VC29 Cambridgeshire, Cambridge Botanic Gardens | John Ewbank Leefe | | | SLBI |
| Salix repens | GB, VC29 Cambridgeshire, Cambridge Botanic Gardens Cultivated | John Ewbank Leefe | William Hadden Beeby | 14/5/1867 15/8/1867 | SLBI |
| Salix triandra | GB, VC19 North Essex, Audley End | John Ewbank Leefe | Donor Unknown | 9/5/1842 12/8/1842 | BIRM |
| Salix triandra | GB, VC19 North Essex, Audley End | John Ewbank Leefe | Donor Unknown | 4/5/1842 12/8/1842 | BIRM |
| Salix triandra | GB, VC19 North Essex, Audley End | John Ewbank Leefe | Donor Unknown | 25/4/1842 | BIRM |
| Salix triandra | GB, VC19 North Essex, Audley End | John Ewbank Leefe | Donor Unknown | 9/5/1842 | BIRM |
| Salix triandra | GB, VC19 North Essex, Audley End | John Ewbank Leefe | Donor Unknown | 12/8/1842 | BIRM |
| Salix triandra | GB, VC19 North Essex, Audley End | John Ewbank Leefe | Donor Unknown | 26/4/1842 25/7/1842 | BIRM |
| 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 viminalis | GB, VC19 North Essex, Audley End | John Ewbank Leefe | Donor Unknown | 5/4/1842 to 30/7/1842 | BIRM |
| Salix viminalis | GB, VC19 North Essex, Audley End | John Ewbank Leefe | Donor Unknown | 5/4/1842 10/7/1842 | BIRM |
| Salix viminalis | GB, VC19 North Essex, Audley End | John Ewbank Leefe | Donor Unknown | 19/3/1842 | BIRM |
| Salix viminalis | GB, VC19 North Essex, Audley End Cultivated | John Ewbank Leefe | Donor Unknown | 4/4/1842 | BIRM |
| Salix viminalis | GB, VC19 North Essex, Audley End | John Ewbank Leefe | Donor Unknown | 22/3/1842 4/4/1842 | BIRM |
| Salix viminalis | GB, VC19 North Essex, Audley End | John Ewbank Leefe | Donor Unknown | 12/7/1842 | BIRM |
| Salix viminalis | GB, VC19 North Essex, Audley End | John Ewbank Leefe | Donor Unknown | 4/4/1842 | BIRM |
| Salix viminalis | GB, VC19 North Essex, Audley End | John Ewbank Leefe | Donor Unknown | 16/7/1842 | BIRM |
| Salix viminalis | GB, VC19 North Essex, Audley End | John Ewbank Leefe | Donor Unknown | 12/7/1842 | BIRM |
| Salix viminalis | GB, VC19 North Essex, Audley End | John Ewbank Leefe | Donor Unknown | 12/8/1842 | BIRM |
| 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 |
| Salix viminalis x caprea = S. x smithiana | GB, VC19 North Essex, Audley End | John Ewbank Leefe | Donor Unknown | 24/4/1842 16/8/1842 | BIRM |