| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC28 West Norfolk, Wells GB, VC36 Herefordshire, Ledbury Cultivated | Spencer Henry Bickham | Watson Botanical Exchange Club Spencer Henry Bickham William Robert Sherrin | 20/8/1909 | SLBI |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC36 Herefordshire, Little Doward | Augustin Ley | Charles Bailey | 19/8/1871 | MANCH |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC36 Herefordshire, Little Doward | Augustin Ley | Charles Bailey | 19/8/1871 | MANCH |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC36 Herefordshire, Little Doward | Alfred William Bennett | Alfred William Bennett | 8/1850 | SLBI |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC36 Herefordshire, Ludlow,Brimfield | Charles L Walton | Charles L Walton | 23/8/1905 | MANCH |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC36 Herefordshire, Symonds Yat | Isaac A Helsby | Isaac A Helsby | 28/7/1925 | SLBI |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC36 Herefordshire, Symonds Yat | Augustin Ley | | 4/8/1866 | BIRM |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC37 Worcestershire, Malvern | Frederick Ernest Weiss | Frederick Ernest Weiss | 16/8/1923 | MANCH |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC38 Warwickshire, Chesterton | Henry Bromwich | Botanical Exchange Club of The British Isles William Hunt Painter | 9/1898 | ABS |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC41 Glamorganshire, Bishopston | Charles Bailey | Charles Bailey | 3/9/1909 | MANCH |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC41 Glamorganshire, Cardiff | Job Edward Lousley | Job Edward Lousley | 8/1935 | SLBI |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC41 Glamorganshire, River Taff | Arthur Edward Wade | Sledge | 26/8/1947 | MANCH |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC41 Glamorganshire, Vale of Neath | Frederick Thompson Mott | Charles Bailey Frederick Thompson Mott | 8/1880 | MANCH |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC41 Glamorganshire, Whitchurch | Harry Joseph Riddelsdell | Charles Bailey | 26/8/1899 | MANCH |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC41 Glamorganshire, Whitchurch | Harry Joseph Riddelsdell | | 7/8/1908 | BIRM |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC45 Pembrokeshire, Manorbier | Joseph Donald Grose | Arthur Langford Still | 13/9/1937 | SLBI |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC45 Pembrokeshire, Saint David's | Job Edward Lousley | Job Edward Lousley | 27/8/1935 | SLBI |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC45 Pembrokeshire, Tenby | John Norton Mills | John Norton Mills | 15/8/1952 | MANCH |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC45 Pembrokeshire, Tenby | Charles Bailey | Charles Bailey | 7/8/1873 | MANCH |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC45 Pembrokeshire, Tenby,Lydstep | Charles Bailey | Charles Bailey | 4/10/1887 | MANCH |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC46 Cardiganshire, Aberaeron | Edward Shearburn Marshall | | 26/8/1899 | BIRM |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC46 Cardiganshire, Aberystwyth | Andrew David Quentin Agnew | | 8/1975 | ABS |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC46 Cardiganshire, Cardigan | Edward Shearburn Marshall | Charles Bailey | 26/8/1899 | MANCH |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC49 Caernarvonshire, Nevin | Arnold Eastwood Bradley | Arnold Eastwood Bradley | 9/1905 | MANCH |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC52 Anglesey, Beaumaris | Richard Henry Yapp | | 9/1904 | ABS |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC52 Anglesey, Beaumaris | Richard Henry Yapp | | 9/1904 | ABS |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC52 Anglesey, Holyhead | William Wilson | Albert Wilson | 1854 | MANCH |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC52 Anglesey, Llanddwyn Island | William Hunt Painter | William Hunt Painter | 6/8/1881 | ABS |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC55 Leicestershire, Woodhouse Eaves | Frederick Thompson Mott | Charles Bailey | 8/1895 | MANCH |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC57 Derbyshire, Cromford | Charles Bailey | Charles Bailey | 21/7/1884 | MANCH |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC57 Derbyshire, Cromford | Charles Bailey | Charles Bailey | 26/7/1884 | MANCH |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC57 Derbyshire, Wirksworth,Wirksworth Quarries | William Bell | Botanical Exchange Club of The British Isles Charles Bailey | 9/1908 | MANCH |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC58 Cheshire, Bromborough Pool | Alban Edward Lomax | Charles Bailey Rex Alan Henry Graham | 8/1880 | MANCH |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC59 South Lancashire, Worsley | R Harvey | Ada J Harvey Eugene J Harvey James C Harvey | | MANCH |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC62 North-east Yorkshire, Whitby | S A Chambers | S A Chambers | 8/1933 | SLBI |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC64 Mid-west Yorkshire, Settle | | Charles Bailey John Ray Hardy | | MANCH |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC70 Cumberland, Derwent Water | Charles Bailey | Charles Bailey | 16/9/1870 | MANCH |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC70 Cumberland, Derwent Water | Charles Bailey | Charles Bailey | 16/9/1870 | MANCH |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC70 Cumberland, Portinscale | Augustin Ley | | 5/9/1871 | BIRM |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC70 Cumberland, Ullswater | Andrew Bloxam J Hayes | | 8/1875 | BIRM |