| Salix caprea x cinerea = S. x reichardtii | GB, VC29 Cambridgeshire, Sutton | J Gina Murrell Peter Derek Sell | | 29/8/1991 | 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 triandra x viminalis = S. x mollissima | GB, VC29 Cambridgeshire, Sutton Gault | A Clark L Nicol Peter Derek Sell | | 25/7/1988 | 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, 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 triandra x viminalis = S. x mollissima | GB, VC29 Cambridgeshire, Trumpington | A C Leslie | | 11/10/2003 | CGE |
| Salix viminalis x caprea = S. x smithiana | GB, VC29 Cambridgeshire, Trumpington | Leicester Darwall | | 8/4/1834 | CGE |
| Mentha arvensis x aquatica = M. x verticillata | GB, VC29 Cambridgeshire, Upware | Charles Edward Moss | | 15/8/1912 | CGE |
| Salix fragilis x triandra = S. x alopecuroides | GB, VC29 Cambridgeshire, Waterbeach | Charles Edward Moss | | 4/6/1912 | CGE |
| Mentha arvensis x aquatica = M. x verticillata | GB, VC29 Cambridgeshire, Welches Dam | Charles Edward Moss | | 1/8/1910 | CGE |
| Salix alba x babylonica = S. x sepulcralis var. chrysocoma | GB, VC29 Cambridgeshire, Wendy | Peter Derek Sell | | 3/7/1966 | CGE |
| Salix alba x babylonica = S. x sepulcralis var. chrysocoma | GB, VC29 Cambridgeshire, Wendy | Peter Derek Sell | | 24/4/1987 | CGE |
| Salix pentandra x fragilis = S. x meyeriana | GB, VC29 Cambridgeshire, Wendy | Humphrey Gilbert-Carter | | 16/5/1931 | CGE |
| Salix pentandra x fragilis = S. x meyeriana | GB, VC29 Cambridgeshire, Wendy | Peter Derek Sell | | 7/6/1953 | CGE |
| Salix pentandra x fragilis = S. x meyeriana | GB, VC29 Cambridgeshire, Wendy | Peter Derek Sell | | 15/5/1969 | CGE |
| Salix caprea x cinerea = S. x reichardtii | GB, VC29 Cambridgeshire, Wicken Fen | Peter Derek Sell | | 12/6/1986 | CGE |
| Salix caprea x cinerea = S. x reichardtii | GB, VC29 Cambridgeshire, Wicken Lode | Peter Derek Sell | | 8/7/1986 | CGE |
| Salix caprea x cinerea = S. x reichardtii | GB, VC20,VC29, Royston | Peter Derek Sell | | 23/8/1993 | 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 fragilis x triandra = S. x alopecuroides | GB, VC30 Bedfordshire, Pegsdon | Joseph Edward Little | Joseph Edward Little | 30/6/1917 | CGE |
| Salix fragilis x alba = S. x rubens | GB, VC30 Bedfordshire, Purvey | Edward Francis Linton | John Durbin Gray | 17/4/1894 | CGE |
| Salix cinerea x aurita = S. x multinervis | GB, VC31 Huntingdonshire, Holme Fen GB, VC9,VC11, Bournemouth Cultivated | Edward Francis Linton | Set of British Willows | 1888 7/4/1894 | CGE |
| Mentha aquatica x spicata = M. x piperita | GB, VC31 Huntingdonshire, Huntingdon Cultivated | Edward Walter Hunnybun | Spencer Henry Bickham | 22/9/1908 | CGE |
| Salix fragilis x triandra = S. x alopecuroides | GB, VC31 Huntingdonshire, Woodwalton Fen | Charles Edward Moss | | 7/6/1911 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC33 East Gloucestershire, Cleeve Hill Cultivated | Charles Bailey | Watson Botanical Exchange Club Spencer Henry Bickham | 14/8/1911 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC33 East Gloucestershire, Cleeve Hill Cultivated | Charles Bailey | Watson Botanical Exchange Club | 14/8/1911 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC33 East Gloucestershire, Cleeve Hill Cultivated | Charles Bailey | Watson Botanical Exchange Club Edward Francis Linton Joseph Edward Little | 21/9/1915 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC33 East Gloucestershire, Cleeve Hill,Haymesgarth | Charles Bailey | Spencer Henry Bickham | 10/9/1915 to 21/9/1915 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC33 East Gloucestershire, Compton Abdale | Harry Joseph Riddelsdell | Botanical Society & Exchange Club of The British Isles Charles Edgar Salmon George Claridge Druce Joseph Edward Little | 11/9/1919 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC33 East Gloucestershire, Compton Abdale | Harry Joseph Riddelsdell | | 11/9/1919 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC33 East Gloucestershire, Prestbury Cultivated | Charles Bailey | Albert Thellung | 20/9/1913 to 23/9/1913 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC33 East Gloucestershire, Prestbury | Charles Bailey | Joseph Edward Little | 23/9/1913 | CGE |
| Salix aurita x repens = S. x ambigua | GB, VC33 East Gloucestershire, Todenham | Harry Joseph Riddelsdell | Botanical Society & Exchange Club of The British Isles | 5/8/1915 | CGE |
| Mentha arvensis x aquatica = M. x verticillata | GB, VC33 East Gloucestershire, Wyck Rissington | | Charles Cardale Babington | 8/1833 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC33 East Gloucestershire, Wyck Rissington | | Charles Cardale Babington | 15/8/1833 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC34 West Gloucestershire, Bristol Cultivated | James Walter White | Joseph Edward Little | 9/1918 | CGE |
| Mentha arvensis x aquatica = M. x verticillata | GB, VC34 West Gloucestershire, Hangerberry Hill | William Henry Purchas | Charles Cardale Babington | 9/1845 | CGE |