+ | 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, VC1 West Cornwall, Bissoe | Job Edward Lousley | Job Edward Lousley | 14/9/1936 | SLBI |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC11 South Hampshire, Lovedean | Patrick Martin Hall | Job Edward Lousley Patrick Martin Hall | 16/9/1937 | SLBI |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC34 West Gloucestershire, Redbrook | Job Edward Lousley | Job Edward Lousley | 22/7/1933 | SLBI |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC34 West Gloucestershire, Symonds Yat | Arthur Langford Still | Job Edward Lousley | 28/8/1936 | SLBI |
| 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, VC45 Pembrokeshire, Saint David's | Job Edward Lousley | Job Edward Lousley | 27/8/1935 | SLBI |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC113 Channel Islands, Guernsey,Petit Bot Bay | J S Whitehead | Job Edward Lousley | 27/7/1925 | SLBI |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC28 West Norfolk, Hindringham | F Long | | 1885 | BIRM |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC28 West Norfolk, Hindringham | F Long | | 11/9/1894 | BIRM |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, Cornwall, Cornwall | Elizabeth Anne Lomax | | 9/1873 | MANCH |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC28 West Norfolk, Wells GB, VC9 Dorset, Edmondsham Cultivated | Edward Francis Linton | Watson Botanical Exchange Club Edward Francis Linton William Robert Sherrin | 20/9/1913 | SLBI |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC28 West Norfolk, Harling GB, VC28 West Norfolk, Larling | Edward Francis Linton | Edward Francis Linton William Hunt Painter | 3/10/1888 | ABS |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC28 West Norfolk, Wells Cultivated | Edward Francis Linton | Watson Botanical Exchange Club Edward Francis Linton William Robert Sherrin | 8/9/1909 | SLBI |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC74 Wigtownshire, Barnbarroch | Emily Kate Higgins | Watson Botanical Exchange Club Dorcas Martha Higgins William Robert Sherrin | 8/1900 | SLBI |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC34 West Gloucestershire, Bigsweir | Augustin Ley | | 17/9/1885 | BIRM |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC34 West Gloucestershire, Redbrook | Augustin Ley | | 22/8/1873 | BIRM |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC36 Herefordshire, Great Doward | Augustin Ley | | 4/9/1909 | BIRM |
+ | 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, VC70 Cumberland, Portinscale | Augustin Ley | | 5/9/1871 | BIRM |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC17 Surrey, Epsom | James Leighton | William Hunt Painter | 8/1878 | ABS |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC17 Surrey, Epsom | J Leighton | William Hadden Beeby | 8/1878 | SLBI |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC3 South Devon, Dartmouth | C Lake | | 8/1846 | BIRM |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC1 West Cornwall, Gunwalloe | Langley Kitching | | 28/7/1881 | BIRM |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC1 West Cornwall, Perranwell Station | Allan Octavian Hume | Allan Octavian Hume | 23/8/1899 | SLBI |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC2 East Cornwall, East Looe | Allan Octavian Hume | Allan Octavian Hume | 31/8/1900 | SLBI |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC2 East Cornwall, Looe | Allan Octavian Hume | Allan Octavian Hume | 29/7/1900 | SLBI |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC2 East Cornwall, Pentewan | Allan Octavian Hume | Allan Octavian Hume | 13/8/1901 | SLBI |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC2 East Cornwall, Pentewan | Allan Octavian Hume | Allan Octavian Hume | 13/8/1900 | SLBI |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC2 East Cornwall, Pentewan | Allan Octavian Hume | Allan Octavian Hume | 4/9/1901 | SLBI |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC2 East Cornwall, Pentewan | Allan Octavian Hume | Allan Octavian Hume | 4/9/1901 | SLBI |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC34 West Gloucestershire, Lydbrook | Rhoda Hemmings | Repton School Herbarium | 5/8/1960 | 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, VC93 North Aberdeenshire, New Aberdour | Isaac A Helsby | Isaac A Helsby | 17/9/1927 | SLBI |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC10 Isle of Wight, Niton | Douglas Montague Heath | | 15/7/1914 | BIRM |
+ | 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, VC88 Mid Perthshire, Killin | Donald A Haggart | Isaac A Helsby | | SLBI |
| 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, VC2 East Cornwall, Tintagel | Charles Baylis Green | Charles Baylis Green | 9/1905 | SLBI |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC4 North Devon, Woolacombe | Rex Alan Henry Graham | Job Edward Lousley | 12/8/1934 | SLBI |