| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC13 West Sussex, Racton | Frederick Henry Arnold | William Hadden Beeby | 7/1878 | SLBI |
| 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, VC17 Surrey, Shalford | Arthur Bennett | Botanical Exchange Club of The British Isles Elizabeth Anne Lomax | 8/1880 | MANCH |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC17 Surrey, Shalford | Arthur Bennett | Botanical Exchange Club Charles Bailey | 8/1874 | MANCH |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC17 Surrey, Shalford | Arthur Bennett | Botanical Exchange Club Charles Bailey | 9/1879 | MANCH |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC5 South Somerset, Bossington | Spencer Henry Bickham | | 17/8/1908 | BIRM |
| 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, VC70 Cumberland, Ullswater | Andrew Bloxam J Hayes | | 8/1875 | BIRM |
+ | 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, VC62 North-east Yorkshire, Whitby | S A Chambers | S A Chambers | 8/1933 | SLBI |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC3 South Devon, Kingsbridge | Stafford Edwin Chandler | Croydon Natural History and Scientific Society Stafford Edwin Chandler | 12/9/1921 | SLBI |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC27 East Norfolk, Hickling | Chenevix-Trench | Chenevix-Trench | 1911 | MANCH |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC2 East Cornwall, Sheviock | T Clark | | 18/9/1856 | BIRM |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC1 West Cornwall, Penzance | William Curnow | William Hunt Painter | 8/1879 | ABS |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC1 West Cornwall, Penzance Cultivated | William Curnow | William Hunt Painter | 9/1880 | ABS |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC1 West Cornwall, Penzance | William Curnow | Hugh Neville Dixon Leslie Beeching Hall | 8/1886 | SLBI |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC1 West Cornwall, Gwennap | Frederick Hamilton Davey | Watson Botanical Exchange Club Charles Bailey | 23/8/1911 | MANCH |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC1 West Cornwall, Ponsanooth | Frederick Hamilton Davey | Allan Octavian Hume | 28/8/1900 | SLBI |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC32 Northamptonshire, Kingsthorpe | Hugh Neville Dixon | Hugh Neville Dixon Leslie Beeching Hall | 9/1884 | SLBI |
+ | Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC3 South Devon, Salcombe | Arthur John Farmer | Arthur John Farmer | 12/8/1962 | MANCH |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC17 Surrey, Kew Cultivated GB, VC93 North Aberdeenshire, New Aberdour | J Fraser | Botanical Exchange Club of The British Isles J Fraser | 12/8/1933 | SLBI |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC17 Surrey, Kew Cultivated GB, VC2 East Cornwall, Egloshayle | J Fraser | Job Edward Lousley Mary Louisa Wedgwood | 17/8/1931 | SLBI |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC4 North Devon, Woolacombe | Rex Alan Henry Graham | Job Edward Lousley | 12/8/1934 | SLBI |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC4 North Devon, Woolacombe | Rex Alan Henry Graham | Botanical Exchange Club of The British Isles | 12/8/1934 | 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, VC45 Pembrokeshire, Manorbier | Joseph Donald Grose | Arthur Langford Still | 13/9/1937 | SLBI |
| 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, VC59 South Lancashire, Worsley | R Harvey | Ada J Harvey Eugene J Harvey James C Harvey | | MANCH |
+ | 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, VC93 North Aberdeenshire, New Aberdour | Isaac A Helsby | Isaac A Helsby | 17/9/1927 | SLBI |
| 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, VC34 West Gloucestershire, Lydbrook | Rhoda Hemmings | Repton School Herbarium | 5/8/1960 | MANCH |
| 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, 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, 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, VC1 West Cornwall, Gunwalloe | Langley Kitching | | 28/7/1881 | BIRM |