| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC14 East Sussex, Lewes | James Herbert Augustus Jenner | | 8/1882 | LIV |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC14 East Sussex, Lewes | James Herbert Augustus Jenner | James Herbert Augustus Jenner | 24/8/1877 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC15 East Kent, Faversham | Edward Shearburn Marshall | | 1/9/1894 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC15 East Kent, Hinxhill | Job Edward Lousley | Job Edward Lousley | 3/10/1948 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC15 East Kent, Hinxhill | Job Edward Lousley | Job Edward Lousley | 3/10/1948 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC16 West Kent, Cowden | Edward Shearburn Marshall | | 28/8/1909 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Albury | Edward Charles Wallace | Watson Botanical Exchange Club Edward Charles Wallace | 7/9/1929 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Albury | Edward Charles Wallace | Watson Botanical Exchange Club Edward Charles Wallace J Fraser | 7/9/1929 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Albury | J Fraser | Watson Botanical Exchange Club J Fraser Job Edward Lousley | 20/8/1931 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Albury | J Fraser | Watson Botanical Exchange Club J Fraser | 20/9/1931 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Albury | Edward Charles Wallace | Edward Charles Wallace Job Edward Lousley | 15/9/1926 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Alfold | S A | Croydon Natural History and Scientific Society Arthur Bennett | 8/1884 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Alfold | Arthur Bennett | Croydon Natural History and Scientific Society | 8/1884 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Ansteadbrook | Rowland John Burdon | Watson Botanical Exchange Club Job Edward Lousley | 14/9/1931 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Brook | J Fraser | J Fraser | 21/9/1902 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Brook | Edward Charles Wallace | Edward Charles Wallace | 15/9/1928 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Chobham | Job Edward Lousley | Watson Botanical Exchange Club | 7/9/1930 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Chobham | Job Edward Lousley | Watson Botanical Exchange Club J Fraser | 7/9/1930 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Chobham | James Sykes Gamble | James Sykes Gamble | 9/1902 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Cobham | J Fraser | J Fraser | 10/1916 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Dorking | Edward Charles Wallace | Watson Botanical Exchange Club Edward Charles Wallace | 8/9/1928 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Dorking | John Kenneth Morton | | 16/8/1953 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Dorking, Stonebridge | J Fraser | J Fraser | 4/9/1921 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Earlswood Common | Albert John Crosfield | William Hadden Beeby | 1885 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Esher | S A Chambers | S A Chambers | 1928 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Esher | Job Edward Lousley | Job Edward Lousley | 19/8/1928 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Esher,West End Common | Charles Edward Britton | Charles Edward Britton | 18/9/1927 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Friday Street | Cyril West | | 9/1950 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Guildford | S A | Croydon Natural History and Scientific Society Arthur Bennett | 8/1884 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Holmwood Common | | E H Metcalf | | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Horley | William Hadden Beeby | William Hadden Beeby | 18/8/1884 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Leigh | D A J Little | | 29/8/1947 | ABS |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Leigh | Edward Charles Wallace | Edward Charles Wallace Job Edward Lousley | 6/9/1933 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Leith Hill | Charles Edgar Salmon | Croydon Natural History and Scientific Society Charles Edgar Salmon | 30/9/1899 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Merton Cultivated GB, VC18 South Essex, Little Tawney | Charles Edward Britton | Charles Edward Britton | 16/9/1914 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Mitcham Common | Job Edward Lousley | Job Edward Lousley | 2/9/1956 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Newdigate | Edward Charles Wallace | Botanical Exchange Club of The British Isles Edward Charles Wallace Charles Edward Britton | 6/9/1933 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Newdigate | Charles Edgar Salmon | Charles Edgar Salmon | 15/9/1905 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Newdigate | Edward Charles Wallace | Edward Charles Wallace | 28/9/1930 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Newdigate | Edward Charles Wallace | Botanical Exchange Club of The British Isles Edward Charles Wallace | 6/9/1933 | K |