| Salix fragilis x alba = S. x rubens | GB, VC29 Cambridgeshire, Bassingbourn | Peter Derek Sell | | 19/6/1986 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC29 Cambridgeshire, Bassingbourn | Peter Derek Sell | | 19/6/1986 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC29 Cambridgeshire, Bassingbourn | Peter Derek Sell | | 19/6/1986 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC29 Cambridgeshire, Bassingbourn | Peter Derek Sell | | 6/7/1986 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC29 Cambridgeshire, Bassingbourn | Peter Derek Sell | | 30/12/1967 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC29 Cambridgeshire, Bassingbourn | Peter Derek Sell | | 26/4/1987 | CGE |
| Salix caprea x cinerea = S. x reichardtii | GB, VC29 Cambridgeshire, Bottisham | | Charles Cardale Babington | 22/5/1838 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC29 Cambridgeshire, Bourn | Cyril West | | 9/1948 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC29 Cambridgeshire, Bourn | Cyril West | | 9/1948 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC29 Cambridgeshire, Bourn | Albert John Crosfield | Albert John Crosfield Arthur Bennett Charles Edgar Salmon Edward Shearburn Marshall | 30/9/1916 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC29 Cambridgeshire, Bourn | Albert John Crosfield | Watson Botanical Exchange Club Arthur Bennett Charles Edgar Salmon | 30/9/1916 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC29 Cambridgeshire, Bourn | Peter Derek Sell | | 11/7/1986 | CGE |
| Salix caprea x cinerea = S. x reichardtii | GB, VC29 Cambridgeshire, Boxworth | J Gina Murrell Peter Derek Sell | | 28/8/1991 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC29 Cambridgeshire, Cambridge | M J Dalton | | 1/8/1958 | CGE |
| Salix alba x babylonica = S. x sepulcralis var. chrysocoma | GB, VC29 Cambridgeshire, Cambridge | A C Leslie | | 21/3/2004 | CGE |
| Salix caprea x cinerea = S. x reichardtii | GB, VC29 Cambridgeshire, Cambridge | A C Leslie | | 6/6/2004 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC29 Cambridgeshire, Cambridge | W J Dowson | | 5/5/1939 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC29 Cambridgeshire, Cambridge | Stuart Max Walters | | 24/6/1955 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC29 Cambridgeshire, Cambridge | Edmund Frederic Warburg | | 1/5/1932 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC29 Cambridgeshire, Cambridge | Edmund Frederick Warburg | | 1/5/1932 | CGE |
| Salix alba x babylonica = S. x sepulcralis var. chrysocoma | GB, VC29 Cambridgeshire, Cambridge, Coe Fen | L Nicol Peter Derek Sell | | 11/7/1986 | CGE |
| Salix alba x babylonica = S. x sepulcralis var. chrysocoma | GB, VC29 Cambridgeshire, Cambridge, Coe Fen | A Clark Peter Derek Sell | | 11/7/1986 | CGE |
| Salix alba x babylonica = S. x sepulcralis var. chrysocoma | GB, VC29 Cambridgeshire, Cambridge, Coe Fen | A Clark Peter Derek Sell | | 11/7/1986 | CGE |
| Salix alba x babylonica = S. x sepulcralis var. chrysocoma | GB, VC29 Cambridgeshire, Cambridge, Coe Fen | A Clark Peter Derek Sell | | 11/7/1986 | CGE |
| Salix alba x babylonica = S. x sepulcralis var. chrysocoma | GB, VC29 Cambridgeshire, Cambridge, Coe Fen | A Clark Peter Derek Sell | | 11/7/1986 | CGE |
| Salix alba x babylonica = S. x sepulcralis var. chrysocoma | GB, VC29 Cambridgeshire, Cambridge, Coe Fen | L Nicol Peter Derek Sell | | 27/4/1987 | CGE |
| Salix alba x babylonica = S. x sepulcralis var. chrysocoma | GB, VC29 Cambridgeshire, Cambridge, Coe Fen | L Nicol Peter Derek Sell | | 27/4/1987 | CGE |
| Salix alba x babylonica = S. x sepulcralis var. chrysocoma | GB, VC29 Cambridgeshire, Cambridge, Coe Fen | L Nicol Peter Derek Sell | | 27/4/1987 | CGE |
| Salix alba x babylonica = S. x sepulcralis var. chrysocoma | GB, VC29 Cambridgeshire, Cambridge, Coe Fen | L Nicol Peter Derek Sell | | 27/4/1987 | CGE |
| Salix alba x babylonica = S. x sepulcralis var. chrysocoma | GB, VC29 Cambridgeshire, Cambridge, Sheep's Green | J Gina Murrell Peter Derek Sell | | 21/3/1991 | CGE |
| Salix alba x babylonica = S. x sepulcralis var. chrysocoma | GB, VC29 Cambridgeshire, Cambridge, Sheep's Green | J Gina Murrell Peter Derek Sell | | 21/3/1991 | CGE |
| Mentha spicata x suaveolens = M. x villosa var. alopecuroides | GB, VC29 Cambridgeshire, Caxton Gibbet | Charles Edward Moss | | 24/7/1912 | CGE |
| Mentha spicata x suaveolens = M. x villosa var. alopecuroides | GB, VC29 Cambridgeshire, Chesterton | Charles Edward Moss | | 25/8/1912 | CGE |
| Mentha spicata x suaveolens = M. x villosa var. alopecuroides | GB, VC29 Cambridgeshire, Chesterton | Charles Edward Moss | | 27/8/1913 | CGE |
| Mentha spicata x suaveolens = M. x villosa var. alopecuroides | GB, VC29 Cambridgeshire, Chesterton | Charles Edward Moss | | 29/8/1913 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC29 Cambridgeshire, Chesterton | Edmund Frederic Warburg | | 7/1932 | CGE |
| Mentha spicata x suaveolens = M. x villosa var. alopecuroides | GB, VC29 Cambridgeshire, Chippenham | Charles Edward Moss | | 25/9/1912 | CGE |
| Mentha spicata x suaveolens = M. x villosa var. alopecuroides | GB, VC29 Cambridgeshire, Chippenham Fen | Charles Edward Moss | | 25/9/1912 | CGE |
| Salix caprea x cinerea = S. x reichardtii | GB, VC29 Cambridgeshire, Chippenham Fen | Peter Derek Sell | | 19/6/1987 | CGE |
| Mentha spicata x suaveolens = M. x villosa var. alopecuroides | GB, VC29 Cambridgeshire, Coe Fen | | | 3/8/1943 | CGE |