| Mentha suaveolens x longifolia = M. x rotundifolia var. webberi | GB, VC3 South Devon, Man Sands | | Frank Nigel Hepper | 7/1947 | K |
| Mentha suaveolens x longifolia = M. x rotundifolia var. webberi | GB, Kent | William John Blake | | | OXF |
| Mentha suaveolens x longifolia = M. x rotundifolia var. webberi | GB, VC21 Middlesex, Northwood | Rex Alan Henry Graham | Rex Alan Henry Graham | 15/8/1952 | OXF |
| Mentha suaveolens x longifolia = M. x rotundifolia var. webberi | GB, VC28 West Norfolk, Marham | Frederick Robinson | | 27/8/1921 | OXF |
| Mentha suaveolens x longifolia = M. x rotundifolia var. webberi | GB, VC64 Mid-west Yorkshire, Baildon | John Cryer | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford John Cryer | 8/8/1917 | OXF |
| Mentha suaveolens x longifolia = M. x rotundifolia var. webberi | GB, VC64 Mid-west Yorkshire, Hawksworth | John Cryer | Botanical Society & Exchange Club of The British Isles Druce Herbarium, Oxford John Cryer | 14/8/1925 | OXF |
| Mentha suaveolens x longifolia = M. x rotundifolia var. webberi | GB, VC76 Renfrewshire, Bennan Loch Reservoir | Robert MacKechnie | Edward Charles Wallace J Fraser | 14/9/1930 | K |
| Mentha suaveolens x longifolia = M. x rotundifolia var. webberi | GB, VC79 Selkirkshire, Galashiels | George Claridge Druce Ida Margaret Hayward | | 8/1913 | OXF |
| Mentha suaveolens x longifolia = M. x rotundifolia var. webberi | GB, VC79 Selkirkshire, Galashiels | Ida Margaret Hayward | Ida Margaret Hayward | 8/1913 | OXF |
| Mentha suaveolens x longifolia = M. x rotundifolia var. webberi | GB, VC83 Midlothian, Slateford | James Fraser | George Claridge Druce | 6/9/1920 | OXF |
| Mentha suaveolens x longifolia = M. x rotundifolia var. webberi | GB, Perthshire | | Druce Herbarium, Oxford | | OXF |
| Mentha suaveolens x longifolia = M. x rotundifolia var. webberi | GB, Perthshire, Perth | Henry Maurice Drummond-Hay | Druce Herbarium, Oxford Frederic Stratton Henry Maurice Drummond-Hay | 13/9/1871 | OXF |
| Mentha suaveolens x longifolia = M. x rotundifolia var. webberi | GB, VC90 Angus, Arbroath | R & M Corstorphine | Botanical Society & Exchange Club of The British Isles Druce Herbarium, Oxford | 19/9/1912 | OXF |
| Mentha suaveolens x longifolia = M. x rotundifolia var. webberi | GB, VC90 Angus, Arbroath | Ursula Katherine Duncan | Ursula Katherine Duncan | 8/1954 | OXF |
| Mentha suaveolens x longifolia = M. x rotundifolia var. webberi | GB, VC90 Angus, Bridge of Dun GB, VC90 Angus, Glen Ogilvie | | Druce Herbarium, Oxford George Claridge Druce | 1912 | OXF |
| Mentha suaveolens x longifolia = M. x rotundifolia var. webberi | GB, VC90 Angus, Glamis | Arthur Langford Still Robert Henry Corstorphine | Edward Charles Wallace | 19/8/1937 | OXF |
| Mentha suaveolens x longifolia = M. x rotundifolia var. webberi | GB, VC90 Angus, Glen Ogilvie | George Claridge Druce | George Claridge Druce | 9/1912 | OXF |
| Mentha suaveolens x longifolia = M. x rotundifolia var. webberi | GB, VC90 Angus, Netherton | Margaret Corstorphine Robert Henry Corstorphine | R & M Corstorphine | 26/9/1926 | OXF |
| Mentha suaveolens x longifolia = M. x rotundifolia var. webberi | GB, VC95 Moray, Elgin | Mary McCallum Webster | | 13/8/1960 | K |
| Mentha suaveolens x longifolia = M. x rotundifolia var. webberi | GB, VC95 Moray, Elgin,Forres | William Andrew Shoolbred | Botanical Exchange Club of The British Isles Druce's Original Herbarium Edward Shearburn Marshall | 11/8/1898 | OXF |
| Mentha suaveolens x longifolia = M. x rotundifolia var. webberi | GB, VC96 East Inverness-shire | Mary McCallum Webster | | 17/10/1970 | K |
| Mentha suaveolens x longifolia = M. x rotundifolia var. webberi | GB, VC99 Dunbartonshire, Arrochar | Edward Charles Wallace Robert MacKechnie | Reading University Job Edward Lousley | 8/5/1938 8/8/1938 | K |
| Mentha suaveolens x longifolia = M. x rotundifolia var. webberi | GB, VC99 Dunbartonshire, Arrochar | Edward Charles Wallace Robert MacKechnie | | 8/8/1938 | K |
| Mentha suaveolens x longifolia = M. x rotundifolia var. webberi | GB, VC100 Clyde Islands, Lamlash | Robert MacKechnie | Reading University Edward Charles Wallace Job Edward Lousley | 16/8/1934 | K |
| Mentha suaveolens x longifolia = M. x rotundifolia var. webberi | GB, VC111 Orkney, Hoy | Henry Halcro Johnston | | 30/9/1932 | K |
| Mentha suaveolens x longifolia = M. x rotundifolia var. webberi | GB, VC111 Orkney, Melsetter | George Claridge Druce | | 8/1931 | OXF |