| Mentha suaveolens | GB, VC2 East Cornwall, Gerrans | Edgar Thurston | Edgar Thurston | 10/9/1913 | K |
| Mentha arvensis x spicata = M. x gracilis | GB, VC2 East Cornwall, Hatt | Thomas Richard Archer Briggs | | 4/9/1877 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC2 East Cornwall, Hatt, Botus Fleming | Thomas Richard Archer Briggs | | 12/9/1876 | CGE |
| Mentha arvensis x aquatica = M. x verticillata | GB, VC2 East Cornwall, Hatt, Botusfleming | Thomas Richard Archer Briggs | Augustin Ley | 12/9/1876 | BIRM |
| Mentha arvensis x spicata = M. x gracilis | GB, VC2 East Cornwall, Hatt, Botusfleming | Thomas Richard Archer Briggs | | 12/9/1876 | CGE |
| Mentha arvensis | GB, VC2 East Cornwall, Hessenford | Allan Octavian Hume | Allan Octavian Hume | 30/8/1900 | SLBI |
| Mentha arvensis x aquatica = M. x verticillata | GB, VC2 East Cornwall, Hessenford | Allan Octavian Hume | Allan Octavian Hume | 30/8/1900 | SLBI |
| Mentha aquatica | GB, VC2 East Cornwall, Kensey Vale, Launceston | William Wise | | 8/1884 | LAUS |
| Mentha arvensis x spicata = M. x gracilis | GB, VC2 East Cornwall, Liskeard | Todd | Todd George Claridge Druce | 1920 | OXF |
| Mentha arvensis x aquatica = M. x verticillata | GB, VC2 East Cornwall, Liskeard, Moorswater | Allan Octavian Hume | Allan Octavian Hume | 8/8/1900 | SLBI |
| Mentha arvensis x aquatica = M. x verticillata | GB, VC2 East Cornwall, Liskeard, Moorswater | Allan Octavian Hume | Allan Octavian Hume | 8/8/1900 | SLBI |
| Mentha arvensis x aquatica = M. x verticillata | GB, VC2 East Cornwall, Liskeard, Moorswater | Allan Octavian Hume | Allan Octavian Hume | 8/8/1900 | SLBI |
| Mentha arvensis x spicata = M. x gracilis | GB, VC2 East Cornwall, Looe | | Druce Herbarium, Oxford George Claridge Druce J Fraser | | OXF |
| Mentha arvensis x spicata = M. x gracilis | GB, VC2 East Cornwall, Looe | Arthur Langford Still | | 8/1906 | OXF |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC2 East Cornwall, Looe | Allan Octavian Hume | Allan Octavian Hume | 29/7/1900 | SLBI |
| Mentha arvensis | GB, VC2 East Cornwall, Lostwithiel | Allan Octavian Hume | Allan Octavian Hume | 1/8/1901 | SLBI |
| Mentha arvensis | GB, VC2 East Cornwall, Lostwithiel | Allan Octavian Hume | Allan Octavian Hume | 12/8/1901 | SLBI |
| Mentha pulegium | GB, VC2 East Cornwall, Morval | Henry Boyden | William Hunt Painter | 9/1889 | ABS |
| Mentha aquatica | GB, VC2 East Cornwall, Par | Laurence T Medlin | Edgar Thurston | 1/8/1930 | K |
| Mentha arvensis x aquatica = M. x verticillata | GB, VC2 East Cornwall, Par | Laurence T Medlin | Edgar Thurston | 8/1930 | K |
| Mentha spicata | GB, VC2 East Cornwall, Par | William Robert Sherrin | | 7/1921 | SLBI |
| Mentha suaveolens | GB, VC2 East Cornwall, Par | Henry Francois Devis | | 8/1921 | K |
| Mentha suaveolens x longifolia = M. x rotundifolia | GB, VC2 East Cornwall, Par | William Robert Sherrin | | 7/1921 | SLBI |
| Mentha x piperita | GB, VC2 East Cornwall, Par | | Arthur Bennett | | K |
| Mentha x piperita | GB, VC2 East Cornwall, Par | | Arthur Bennett | 9/1879 | K |
| Mentha spicata | GB, VC2 East Cornwall, Par Sands | Allan Octavian Hume | Allan Octavian Hume | 23/9/1899 | 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 | 13/8/1901 | 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, VC2 East Cornwall, Pentewan | Allan Octavian Hume | Allan Octavian Hume | 4/9/1901 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC2 East Cornwall, Porthscatho | Christopher Donald Pigott | | 9/1947 | CGE |
| Mentha aquatica | GB, VC2 East Cornwall, Rocky Valley | Edgar Thurston | Edgar Thurston | 16/8/1915 | K |
| Mentha spicata | GB, VC2 East Cornwall, Rocky Valley | Edgar Thurston | Edgar Thurston | 25/8/1915 | K |
| Mentha aquatica | GB, VC2 East Cornwall, Ruan Lanihorne | Edgar Thurston | Edgar Thurston | 2/8/1913 | K |
| Mentha aquatica | GB, VC2 East Cornwall, Ruan Lanihorne | Edgar Thurston | Edgar Thurston | 2/8/1913 | K |
| Mentha pulegium | GB, VC2 East Cornwall, Ruan Lanihorne | Edgar Thurston | Edgar Thurston | 21/8/1913 | K |
| Mentha suaveolens | GB, VC2 East Cornwall, Ruan Lanihorne | Edgar Thurston | Edgar Thurston | 2/9/1913 | K |
| Mentha aquatica | GB, VC2 East Cornwall, Saint Enodoc, Padstow Bay | Edgar Thurston | Edgar Thurston | 5/8/1924 | K |
| Mentha arvensis x spicata = M. x gracilis | GB, VC2 East Cornwall, Saint Gennis | Frederick Hamilton Davey | Allan Octavian Hume | 29/8/1900 | SLBI |
| Mentha arvensis var. obtusifolia | GB, VC2 East Cornwall, Saint Just in Roseland | Herbert Kenneth Airy Shaw | | 5/9/1945 | K |