| Salix caprea x cinerea = S. x reichardtii | GB, VC29 Cambridgeshire, Coveney | A C Leslie | | 29/8/2005 | CGE |
| Salix caprea x cinerea = S. x reichardtii | GB, VC29 Cambridgeshire, Ely | A C Leslie | | 19/8/2005 | CGE |
| Salix caprea x cinerea = S. x reichardtii | GB, VC29 Cambridgeshire, Newmarket, Devils Ditch | A C Leslie | | 25/6/2004 | CGE |
| Salix caprea x cinerea = S. x reichardtii | GB, VC29 Cambridgeshire, Cambridge | A C Leslie | | 6/6/2004 | CGE |
| Salix alba x babylonica = S. x sepulcralis var. chrysocoma | GB, VC29 Cambridgeshire, Cambridge | A C Leslie | | 21/3/2004 | CGE |
| Salix alba x babylonica = S. x sepulcralis var. chrysocoma | GB, VC29 Cambridgeshire, Histon | A C Leslie | | 26/10/2003 | CGE |
| Salix alba x babylonica = S. x sepulcralis var. chrysocoma | GB, VC29 Cambridgeshire, Histon | A C Leslie | | 26/10/2003 | CGE |
| Salix triandra x viminalis = S. x mollissima | GB, VC29 Cambridgeshire, Trumpington | A C Leslie | | 11/10/2003 | CGE |
| Salix caprea x cinerea = S. x reichardtii | GB, VC29 Cambridgeshire, Harston | A C Leslie | | 24/5/2003 | CGE |
| Salix cinerea x aurita = S. x multinervis | GB, VC29 Cambridgeshire, Babraham | A C Leslie | | 28/7/2002 | 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 | IE, VCH26 East Mayo, Cloonfallagh | Christopher David Preston | | 21/7/1994 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC28 West Norfolk, Welney | Peter Derek Sell | | 16/9/1993 | CGE |
| Salix caprea x cinerea = S. x reichardtii | GB, VC20,VC29, Royston | Peter Derek Sell | | 23/8/1993 | CGE |
| Salix caprea x cinerea = S. x reichardtii | GB, VC28 West Norfolk, Castle Rising | Christopher David Preston Peter M Hollingsworth | | 17/5/1993 | CGE |
| Mentha spicata x suaveolens = M. x villosa | GB, VC29 Cambridgeshire, Bassingbourn | Peter Derek Sell | | 18/8/1992 | CGE |
| Mentha spicata x suaveolens = M. x villosa | GB, VC29 Cambridgeshire, Bassingbourn | Peter Derek Sell | | 18/8/1992 | CGE |
| Salix triandra x viminalis = S. x mollissima | GB, VC29 Cambridgeshire, Over | J Gina Murrell Peter Derek Sell | | 30/1/1992 | CGE |
| Salix caprea x cinerea = S. x reichardtii | GB, VC25 East Suffolk, Wolsey Bridge | J Gina Murrell Peter Derek Sell | | 1/10/1991 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC29 Cambridgeshire, Over | J Gina Murrell Peter Derek Sell | | 29/8/1991 | CGE |
| Salix caprea x cinerea = S. x reichardtii | GB, VC29 Cambridgeshire, Sutton | J Gina Murrell Peter Derek Sell | | 29/8/1991 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC29 Cambridgeshire, Swavesey | J Gina Murrell Peter Derek Sell | | 29/8/1991 | CGE |
| Salix caprea x cinerea = S. x reichardtii | GB, VC29 Cambridgeshire, Boxworth | J Gina Murrell Peter Derek Sell | | 28/8/1991 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC29 Cambridgeshire, Elsworth | J Gina Murrell Peter Derek Sell | | 28/8/1991 | CGE |
| Salix alba x babylonica = S. x sepulcralis var. chrysocoma | GB, VC29 Cambridgeshire, Barton | Peter Derek Sell | | 2/7/1991 | CGE |
| Salix alba x babylonica = S. x sepulcralis var. chrysocoma | GB, VC29 Cambridgeshire, Barton | Peter Derek Sell | | 2/7/1991 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC29 Cambridgeshire, Little Gransden | J Gina Murrell Peter Derek Sell | | 3/5/1991 | CGE |
| Salix alba x babylonica = S. x sepulcralis var. chrysocoma | GB, VC30 Bedfordshire, Eyeworth | Peter Derek Sell | | 23/3/1991 | CGE |
| Salix alba x babylonica = S. x sepulcralis var. chrysocoma | GB, VC30 Bedfordshire, Eyeworth | Peter Derek Sell | | 23/3/1991 | 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 |
| 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 cinerea x aurita = S. x multinervis | GB, VC29 Cambridgeshire, Bassingbourn | Peter Derek Sell | | 31/8/1990 | CGE |
| Salix caprea x cinerea = S. x reichardtii | GB, VC29 Cambridgeshire, Meldreth | Peter Derek Sell | | 15/8/1990 | 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 | 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, Lough Meela | Christopher David Preston Nicholas F Stewart S D Webster | | 23/8/1989 | 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 | GB, VC64 Mid-west Yorkshire, Otley | Christopher David Preston P P Abbott | | 22/7/1989 | 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 |