| Salix triandra x viminalis = S. x mollissima | GB, VC29 Cambridgeshire, Sutton Gault | A Clark L Nicol Peter Derek Sell | | 25/7/1988 | CGE |
| Salix triandra x viminalis = S. x mollissima | GB, VC29 Cambridgeshire, Sutton Gault | A Clark L Nicol Peter Derek Sell | | 25/7/1988 | CGE |
| Salix caprea x cinerea = S. x reichardtii | GB, VC29 Cambridgeshire, Teversham | J Gina Murrell Peter Derek Sell | | 15/6/1988 | CGE |
| Salix caprea x cinerea = S. x reichardtii | GB, VC29 Cambridgeshire, Teversham | J Gina Murrell Peter Derek Sell | | 15/6/1988 | CGE |
| Salix caprea x cinerea = S. x reichardtii | GB, VC29 Cambridgeshire, Teversham | J Gina Murrell Peter Derek Sell | | 15/6/1988 | CGE |
| Salix caprea x cinerea = S. x reichardtii | GB, VC29 Cambridgeshire, Chippenham Fen | Peter Derek Sell | | 19/6/1987 | CGE |
| Salix caprea x cinerea = S. x reichardtii | GB, VC29 Cambridgeshire, Sawston Moor | Christopher David Preston Peter Derek Sell | | 16/6/1987 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC29 Cambridgeshire, Sawston | A C Leslie | | 30/5/1987 | 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, Coe Fen | L Nicol Peter Derek Sell | | 27/4/1987 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC29 Cambridgeshire, Bassingbourn | Peter Derek Sell | | 26/4/1987 | CGE |
| Salix alba x babylonica = S. x sepulcralis var. chrysocoma | GB, VC29 Cambridgeshire, Wendy | Peter Derek Sell | | 24/4/1987 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC29 Cambridgeshire, Kneesworth | Peter Derek Sell | | 9/9/1986 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC29 Cambridgeshire, Kneesworth | Peter Derek Sell | | 9/9/1986 | CGE |
| Salix caprea x cinerea = S. x reichardtii | GB, VC28 West Norfolk, Croxton | Peter Derek Sell | | 15/7/1986 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC29 Cambridgeshire, Bourn | 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 | | 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 caprea x cinerea = S. x reichardtii | GB, VC29 Cambridgeshire, Wicken Lode | Peter Derek Sell | | 8/7/1986 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC29 Cambridgeshire, Bassingbourn | Peter Derek Sell | | 6/7/1986 | CGE |
| Salix caprea x cinerea = S. x reichardtii | GB, VC29 Cambridgeshire, Bassingbourn | Peter Derek Sell | | 20/6/1986 | 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 | | 19/6/1986 | CGE |
| Salix caprea x cinerea = S. x reichardtii | GB, VC29 Cambridgeshire, Wicken Fen | Peter Derek Sell | | 12/6/1986 | CGE |
| Salix triandra x viminalis = S. x mollissima | GB, VC29 Cambridgeshire, Mepal GB, VC29 Cambridgeshire, Mepal | A C Leslie | | 8/9/1980 | CGE |
| Salix triandra x viminalis = S. x mollissima | GB, VC29 Cambridgeshire, Mepal | A C Leslie | | 8/9/1980 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC69 Westmorland, Appleby | | Richard Crewdson Leaver Howitt | 7/1978 | CGE |
| Salix caprea x cinerea = S. x reichardtii | GB, VC113 Channel Islands, Sark | David Charles McClintock | 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 aurita x repens = S. x ambigua | GB, VC112 Shetland, Brindister | Walter Scott | Richard Crewdson Leaver Howitt | 7/1975 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC75 Ayrshire, Balsalloch | Richard Crewdson Leaver Howitt | Richard Crewdson Leaver Howitt | 9/1974 | CGE |
| Mentha arvensis x aquatica = M. x verticillata | GB, VC95 Moray, Orton | Mary McCallum Webster | | 24/8/1973 | CGE |
| Salix caprea x cinerea = S. x reichardtii | GB, VC56 Nottinghamshire, Gamston | Richard Crewdson Leaver Howitt | Richard Crewdson Leaver Howitt | 8/6/1972 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC29 Cambridgeshire, Pymore | Peter Derek Sell | | 18/5/1972 | CGE |