| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, Ambiguous locality (GB), Westbury | Eliza Potts | | 9/1842 | LIV |
| 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, VC37 Worcestershire, Worcester | Albert John Hambrough | Allan Octavian Hume Frederick Townsend | 8/1843 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC85 Fifeshire, Dunfermline | Deane | | 8/1845 | LIV |
| 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 | GB, VC6 North Somerset, Dundry | George Henry Kendrick Thwaites | George Lloyd | 8/1846 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC6 North Somerset, Dundry | George Henry Kendrick Thwaites | George Henry Kendrick Thwaites | 8/1846 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC14 East Sussex, Landport | Joseph Woods | Frederick Townsend | 15/9/1847 | SLBI |
+ | Mentha gentilis var. wirtgeniana | GB, VC58 Cheshire, Birkenhead,Upton | J Skellon | Charles Bailey John Harbord Lewis | 9/1850 | MANCH |
| 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 | 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, VC10 Isle of Wight, Landguard | Frederick Townsend | | 1854 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | IE, VCH3,VCH4, South Bride | Isaac Carroll | National Museum Ireland Alexander Goodman More | 9/1855 | DBN |
| 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 | IE, Cork | | National Museum Ireland Alexander Goodman More | 9/1855 | DBN |
| Mentha arvensis x aquatica x spicata = M. x smithiana | IE, VCH23 Westmeath, Kilcleagh Abbey | | National Museum Ireland Alexander Goodman More | 9/1855 | DBN |
+ | Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC23 Oxfordshire, Shotover | Henry Boswell | John Bland Wood | 12/9/1861 | MANCH |
+ | 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, Woking | George Edgar Dennes | George Lloyd | 9/1866 | K |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC47 Montgomeryshire, Glan Hafren | | Charles Cardale Babington | 8/1871 | CGE |
| 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 | 19/8/1871 | BIRM |
| Mentha rubra | GB, VC63 South-west Yorkshire, Sheffield | | Robert Large Baker | 1872 | BIRM |
| Mentha gentilis var. wirtgeniana | GB, VC34 West Gloucestershire, Lydbrook | Augustin Ley | Augustin Ley | 21/8/1872 | BIRM |
+ | Mentha gentilis var. wirtgeniana | GB, VC36 Herefordshire, Sellack | Augustin Ley | Charles Bailey | 29/8/1872 | MANCH |
| Mentha rubra | GB, VC3 South Devon, Egg Buckland | Thomas Richard Archer Briggs | Augustin Ley | 9/1872 | BIRM |
| Mentha rubra | GB, VC16,VC17, Beckenham | | Robert Large Baker | 8/1874 | BIRM |
+ | Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC89 East Perthshire, Perth | Francis Buchanan White | | 24/8/1874 | PTH |
| Mentha gentilis var. wirtgeniana | GB, VC36 Herefordshire, Eaton Bishop | Augustin Ley | Augustin Ley | 4/9/1874 | BIRM |
| Mentha rubra | GB, VC47 Montgomeryshire, Machynlleth | Augustin Ley | Augustin Ley | 30/8/1875 | BIRM |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC36 Herefordshire, Howle Hill Cultivated | Augustin Ley | | 11/9/1876 | CGE |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC3 South Devon, Plymstock | Thomas Richard Archer Briggs | | 27/9/1876 | 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, VC38 Warwickshire, Haseley | Henry Bromwich | Harry Joseph Riddelsdell | 9/1877 | K |
| Mentha rubra | GB, VC55 Leicestershire, Thurcaston | G Robson | George Stephen West | 1878 | BIRM |
+ | Mentha gentilis var. wirtgeniana | GB, VC3 South Devon, Meavy | W B Waterfall | Charles Bailey | 25/7/1878 | MANCH |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC3 South Devon, Harraton | Thomas Richard Archer Briggs | Allan Octavian Hume Frederick Townsend | 30/7/1878 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC1 West Cornwall, Sennen Cove | William Curnow | | 9/1878 | LIV |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC1 West Cornwall, Sennen Cove | William Curnow | William Hunt Painter | 9/1878 | ABS |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, Gloucestershire, Severn Bank | | John (Joannis) Fraser | 9/1878 | K |