| Mentha gentilis var. wirtgeniana | GB, VC36 Herefordshire, Glewstone | | Augustin Ley | 11/10/1887 | BIRM |
| Mentha gentilis var. wirtgeniana | GB, VC36 Herefordshire, Glewstone | Augustin Ley | Augustin Ley | 14/8/1884 | BIRM |
| Mentha gentilis var. wirtgeniana | GB, VC36 Herefordshire, Great Doward | Augustin Ley | Augustin Ley | 19/8/1871 | BIRM |
| Mentha gentilis var. wirtgeniana | GB, VC36 Herefordshire, Great Doward | Augustin Ley | Augustin Ley | 28/8/1883 | BIRM |
| Mentha gentilis var. wirtgeniana | GB, VC36 Herefordshire, Great Doward | | Augustin Ley | 19/8/1871 | BIRM |
| Mentha gentilis var. wirtgeniana | GB, VC36 Herefordshire, Hereford,Warham | Augustin Ley | Augustin Ley | 20/8/1883 | BIRM |
| Mentha gentilis var. wirtgeniana | GB, VC36 Herefordshire, Huntsham Ferry | | Augustin Ley | 29/7/1881 | BIRM |
| Mentha gentilis var. wirtgeniana | GB, VC36 Herefordshire, Ross | Mary Louisa Wedgwood | J Fraser | 9/1926 | K |
+ | Mentha gentilis var. wirtgeniana | GB, VC36 Herefordshire, Sellack | Augustin Ley | Charles Bailey | 29/8/1872 | 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 gentilis var. wirtgeniana | GB, VC36 Herefordshire, Sellack | Augustin Ley | | | MANCH |
| Mentha gentilis var. wirtgeniana | GB, VC36 Herefordshire, Sellack | Augustin Ley | | 6/8/1887 | BSBI |
| Mentha gentilis var. wirtgeniana | GB, VC36 Herefordshire, Stoke Prior | | Augustin Ley | 28/8/1885 | BIRM |
| Mentha gentilis var. wirtgeniana | GB, VC36 Herefordshire, Symonds Yat | Clifford Charles Townsend | Clifford Charles Townsend | 31/8/1950 | K |
| Mentha gentilis var. wirtgeniana | GB, VC36 Herefordshire, Symonds Yat | Clifford Charles Townsend | Clifford Charles Townsend | 31/8/1950 | K |
| Mentha gentilis var. wirtgeniana | GB, VC36 Herefordshire, Whitney | Augustin Ley | Augustin Ley | 31/8/1882 | BIRM |
+ | Mentha gentilis var. wirtgeniana | GB, VC58 Cheshire, Birkenhead,Upton | J Skellon | Charles Bailey John Harbord Lewis | 9/1850 | MANCH |
+ | Mentha gentilis var. wirtgeniana | GB, VC59 South Lancashire, Worsley | John Barrow | Charles Bailey | 11/8/1866 | MANCH |
+ | Mentha gentilis var. wirtgeniana | GB, VC60 West Lancashire, Mitton | James Alfred Wheldon | Botanical Exchange Club of The British Isles | 8/1899 | MANCH |
+ | Mentha gentilis var. wirtgeniana | GB, VC64 Mid-west Yorkshire, Settle | Henry Ibbotson John Bland Wood | Charles Bailey John Hardy | 1841 | MANCH |
| Mentha arvensis x aquatica x spicata = M. x smithiana | VC17, Limpsfield | J Fraser | J Fraser | 27/8/1906 | 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 | | William Sole | Forsyth George Bentham | | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | | | Forsyth George Bentham William Sole | | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | Lijenne-migit | H Sua | Jacques Étienne Gay William Jackson Hooker | 1817 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | Upper Ouby | John Fraser John (Joannis) Fraser | John Durbin Gray | 7/1882 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC1 West Cornwall, Castallack, Lamorna | Richard Barker Ullman | Richard Barker Ullman | 1912 to 1913 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC1 West Cornwall, Goonbell Halt | Job Edward Lousley | Job Edward Lousley | 14/9/1936 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC1 West Cornwall, Gwennap | Frederick Hamilton Davey | Frederick Hamilton Davey | 30/8/1911 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC1 West Cornwall, Hick's Mill, Gwennap | Frederick Hamilton Davey | Allan Octavian Hume Frederick Hamilton Davey | 30/8/1911 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC1 West Cornwall, Perranworthal, Tresamble | Job Edward Lousley | Job Edward Lousley | 14/9/1936 | SLBI |
| 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, VC1 West Cornwall, Porkellis | Frederick Hamilton Davey | Frederick Hamilton Davey | 9/9/1907 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC1 West Cornwall, Saint Agnes | H Radcliffe | Edgar Thurston | 9/1912 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC1 West Cornwall, Saint Columb Minor | Spencer Henry Bickham | Spencer Henry Bickham | 4/10/1904 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC1 West Cornwall, Saint Columb Minor | Spencer Henry Bickham | Spencer Henry Bickham | 4/10/1904 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC1 West Cornwall, Saint Columb Minor | Chambre Corker Vigurs | Botanical Exchange Club of The British Isles Chambre Corker Vigurs Charles Edward Britton | 1/9/1905 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC1 West Cornwall, Saint Columb Minor | Chambre Corker Vigurs | | 1/9/1905 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC1 West Cornwall, Saint Columb Minor | Chambre Corker Vigurs | Botanical Exchange Club of The British Isles David Fry William Hunt Painter | 1/9/1905 | ABS |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC1 West Cornwall, Saint Columb Minor | Chambre Corker Vigurs | Chambre Corker Vigurs | 9/1905 | ABS |