| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Nutfield | | | 21/12/1978 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | IE, Cork, Inniscarra | | | | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC85 Fifeshire, Cleish | | Botanical Society of Edinburgh George Cheetham Churchill Dewar | 9/1845 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | | | Carlisle Museum Herbarium Samuel Goodenough | | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC50,VC51, Rhyl | Eliza Potts | Grosvenor Museum Chester Eliza Potts | 1842 | LIV |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC35 Monmouthshire, Kymin Hill | Samuel George Charles | National Museum of Wales | 9/1934 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC83 Midlothian, Hawthornden | | Royal Botanic Garden, Edinburgh | 24/8/1835 | LIV |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC83 Midlothian, Hawthornden | | Royal Botanic Garden, Edinburgh | | LIV |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC1 West Cornwall, Porkellis | Frederick Hamilton Davey | Watson Botanical Exchange Club Albert John Crosfield | 9/9/1907 | CGE |
| 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, 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, 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, Nutfield | Edward Charles Wallace | Watson Botanical Exchange Club Edward Charles Wallace | 31/8/1929 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC43 Radnorshire, Erwood | William Charles Barton | Watson Botanical Exchange Club William Charles Barton | 6/9/1920 | SLBI |
| 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 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, VC17 Surrey, Wandsworth | Charles Avery | Charles Avery | 3/8/1958 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC34 West Gloucestershire, Henbury | Fenton John Anthony Hort | Charles Cardale Babington | 20/9/1850 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC3 South Devon, Egg Buckland | Thomas Richard Archer Briggs | Charles Cardale Babington | 30/8/1881 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC81 Berwickshire, River Whiteadder | | Charles Cardale Babington | 19/8/1834 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC47 Montgomeryshire, Glan Hafren | | Charles Cardale Babington | 8/1871 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC72 Dumfriesshire, Jardine Hall | | Charles Cardale Babington | 15/9/1842 | 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 aquatica x spicata = M. x smithiana | GB, VC3 South Devon, Egg Buckland | Thomas Richard Archer Briggs | Charles Cardale Babington | 30/8/1881 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | IE, VCH4 Mid Cork, River Bride IE, VCH4,VCH5, County Cork | Isaac Carroll | Charles Cardale Babington | 9/1855 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC6 North Somerset, Langridge | | Charles Cardale Babington | 8/1833 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | IE, VCH39 Co. Antrim, Glenariff | Charles Cardale Babington | Shrewsbury Public Library | 11/9/1852 | K |
+ | Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC36 Herefordshire, Wareham | Augustin Ley | Charles Bailey John Isaac Briquet | 15/9/1886 | MANCH |
+ | Mentha gentilis var. wirtgeniana | GB, VC64 Mid-west Yorkshire, Settle | Henry Ibbotson John Bland Wood | Charles Bailey John Hardy | 1841 | MANCH |
+ | Mentha gentilis var. wirtgeniana | GB, VC3 South Devon, Aveton Gifford | Edward Shearburn Marshall | Charles Bailey | 3/9/1895 | MANCH |
+ | Mentha gentilis var. wirtgeniana | GB, VC3 South Devon, Meavy | W B Waterfall | Charles Bailey | 25/7/1878 | MANCH |
+ | Mentha gentilis var. wirtgeniana | GB, VC36 Herefordshire, Sellack | Augustin Ley | Charles Bailey | 29/8/1872 | MANCH |
+ | Mentha gentilis var. wirtgeniana | GB, VC58 Cheshire, Birkenhead,Upton | J Skellon | Charles Bailey John Harbord Lewis | 9/1850 | MANCH |
+ | Mentha gentilis var. wirtgeniana | GB, VC36 Herefordshire, Sellack | Augustin Ley | Botanical Exchange Club of The British Isles Charles Bailey | 16/8/1899 | MANCH |
| Mentha rubra | GB, VC16,VC17, Beckenham | | Robert Large Baker | 8/1874 | BIRM |
| Mentha rubra | GB, VC63 South-west Yorkshire, Sheffield | | Robert Large Baker | 1872 | BIRM |
+ | Mentha gentilis var. wirtgeniana | GB, VC59 South Lancashire, Worsley | John Barrow | Charles Bailey | 11/8/1866 | MANCH |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC17 Surrey, Witley Cultivated | William Hadden Beeby | William Hadden Beeby | 6/9/1885 | SLBI |
| 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, Horley | William Hadden Beeby | William Hadden Beeby | 18/8/1884 | SLBI |