| Mentha rubra | GB, VC16,VC17, Beckenham | | Robert Large Baker | 8/1874 | BIRM |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC18 South Essex, Little Tawney Cultivated | Charles Edward Britton | | 16/9/1914 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC18 South Essex, Sewardstone Green, nr Chingford | James Thomas Powell | | 5/9/1889 | LIV |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC18 South Essex, Stapleford Tawney | Charles Edward Britton | Charles Edward Britton | 31/8/1913 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC19 North Essex, Abberton | Stanley Thomas Jermyn | | 9/1955 | LIV |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC19 North Essex, Alphamstone | George Charles Brown | Botanical Society & Exchange Club of The British Isles George Charles Brown | 26/8/1928 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC19 North Essex, Alphamstone | George Charles Brown | Richard Barker Ullman | 26/8/1928 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC19 North Essex, Alphamstone | George Charles Brown | Botanical Exchange Club of The British Isles George Charles Brown Job Edward Lousley | 26/8/1928 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC19 North Essex, Little Maplestead | George Claridge Druce | Botanical Exchange Club of The British Isles Spencer Henry Bickham | 8/1905 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC19 North Essex, Little Maplestead | George Claridge Druce | Botanical Exchange Club of The British Isles | 8/1905 | LIV |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC19 North Essex, Mersea Island | George Charles Brown | | 9/1912 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC21 Middlesex, Feltham | Richards | A G Leighton Ltd Ministry of Agriculture & Fisheries | 29/10/1924 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC21 Middlesex, Feltham | Richards | A G Leighton Ltd Ministry of Agriculture & Fisheries | 5/11/1924 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC21 Middlesex, Harefield | Francis Morland Day | | 5/8/1942 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC21 Middlesex, Mill Hill | | | | LIV |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC21 Middlesex, Pinner | Charles Baylis Green | Charles Baylis Green | 9/9/1908 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC22 Berkshire, Blewbury | Francis Morland Day | | 7/9/1953 | K |
+ | Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC23 Oxfordshire, Shotover | Henry Boswell | John Bland Wood | 12/9/1861 | MANCH |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC28 West Norfolk, Castle Acre Cultivated | Frederick Long | Watson Botanical Exchange Club | 9/1911 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC28 West Norfolk, Heacham | Robert Heath Lock | Robert Heath Lock | 8/1901 | CGE |
| Mentha rubra | GB, VC28 West Norfolk, Watton | | George Claridge Druce | 1918 | OXF |
| 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 | Job Edward Lousley | Job Edward Lousley | 19/8/1934 | SLBI |
| 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 |
| Mentha rubra | GB, VC29 Cambridgeshire, Bourn | Albert John Crosfield | Watson Botanical Exchange Club | 30/9/1916 | BIRM |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC29 Cambridgeshire, Gamlingay | Frederick Robert Tennant | | | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC29 Cambridgeshire, Gamlingay | Frederick Robert Tennant | | 7/1900 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC33 East Gloucestershire, Coates | Edgar Wolston Bertram Handsley Milne-Redhead | | 27/8/1945 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC33 East Gloucestershire, Coates | Edgar Wolston Bertram Handsley Milne-Redhead | | 27/8/1945 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC33 East Gloucestershire, Compton Abdale | John Patrick Micklethwait Brenan | | 10/4/1936 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC33 East Gloucestershire, Compton Abdale | Francis Morland Day | | 21/8/1937 | K |
| 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 | Job Edward Lousley | Job Edward Lousley | 24/8/1935 | SLBI |
| 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 aquatica x spicata = M. x smithiana | GB, VC33 East Gloucestershire, Compton Abdale | Harry Joseph Riddelsdell | | 11/9/1919 | LIV |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC33 East Gloucestershire, Compton Abdale | | Clifford Charles Townsend | 26/8/1950 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC33 East Gloucestershire, Compton Abdale | Clifford Charles Townsend | Clifford Charles Townsend | 26/8/1950 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC33 East Gloucestershire, Compton Abdale Cultivated | Clifford Charles Townsend | Clifford Charles Townsend | 1952 | K |