| Mentha pulegium | GB, VC1 West Cornwall, Mousehole | | Augustin Ley | 4/7/1883 | BIRM |
| Mentha aquatica x spicata = M. x piperita | GB, VC1 West Cornwall, Mullion | James Cunnack | Charles Cardale Babington | 8/1882 | CGE |
+ | Mentha aquatica x spicata = M. x piperita | GB, VC1 West Cornwall, Mullion | James Cunnack | Charles Bailey John Isaac Briquet | 9/1881 | MANCH |
| Mentha pulegium | GB, VC1 West Cornwall, Mullion | Francis José | Allan Octavian Hume | 1/9/1899 | SLBI |
| Mentha pulegium | GB, VC1 West Cornwall, Mullion | Arthur Langford Still | Job Edward Lousley | 22/8/1935 | SLBI |
| Mentha spicata | GB, VC1 West Cornwall, Newlyn, Penzance | William Curnow | William Hunt Painter | 9/1878 | ABS |
| Mentha x piperita | GB, VC1 West Cornwall, Newlyn, Penzance GB, VC17 Surrey, Croydon Cultivated | Arthur Bennett | J Fraser | | K |
| Mentha longifolia var. nicholsoniana | GB, VC1 West Cornwall, Newmill | D A J Little | | 18/9/1947 | ABS |
| Mentha aquatica x spicata = M. x piperita | GB, VC1 West Cornwall, Newquay | Chambre Corker Vigurs | A Hosking Edward Morell Holmes | 8/1904 | CGE |
| Mentha aquatica x spicata = M. x piperita | GB, VC1 West Cornwall, Newquay | | Allan Octavian Hume | 30/8/1900 | SLBI |
| Mentha aquatica x spicata = M. x piperita | GB, VC1 West Cornwall, Newquay | Chambre Corker Vigurs | Allan Octavian Hume | 30/8/1900 | SLBI |
| Mentha arvensis | GB, VC1 West Cornwall, Newquay | Chambre Corker Vigurs | Allan Octavian Hume | | SLBI |
| Mentha arvensis x spicata = M. x gracilis | GB, VC1 West Cornwall, Newquay | Joseph Edward Little | | 1903 | CGE |
| Mentha pulegium | GB, VC1 West Cornwall, Newquay | Chambre Corker Vigurs | Allan Octavian Hume | 14/9/1900 | SLBI |
| Mentha spicata x suaveolens = M. x villosa | GB, VC1 West Cornwall, Newquay | Wilson Crosfield Worsdell | George Valentine Chapman Last | 8/1922 | K |
| Mentha suaveolens | GB, VC1 West Cornwall, Newquay | Clifford Charles Townsend | Clifford Charles Townsend | 16/8/1957 | K |
| Mentha x piperita | GB, VC1 West Cornwall, Newquay | Chambre Corker Vigurs | Edward Walter Hunnybun | 1904 | K |
| Mentha spicata | GB, VC1 West Cornwall, Newquay, Watergate Bay | Chambre Corker Vigurs | Watson Botanical Exchange Club J Fraser Francis Rilstone | 18/9/1913 | K |
| Mentha spicata | GB, VC1 West Cornwall, Newquay, Watergate Bay | Chambre Corker Vigurs | Job Edward Lousley Francis Rilstone | 18/9/1913 | SLBI |
| Mentha aquatica x spicata = M. x piperita var. citrata | GB, VC1 West Cornwall, Paul | Cyril West | | 9/1948 | CGE |
| Mentha aquatica x spicata = M. x piperita var. citrata | GB, VC1 West Cornwall, Paul | Cyril West | | 9/1948 | CGE |
| Mentha spicata | GB, VC1 West Cornwall, Paul | Job Edward Lousley | Job Edward Lousley | 17/9/1936 | SLBI |
| Mentha spicata x suaveolens = M. x villosa | GB, VC1 West Cornwall, Paul | Cyril West | | 9/1948 | CGE |
| Mentha spicata x suaveolens = M. x villosa | GB, VC1 West Cornwall, Paul | C West | | 9/1948 | CGE |
| Mentha aquatica x spicata = M. x piperita | GB, VC1 West Cornwall, Pengersick Castle | James Cunnack | Druce Herbarium, Oxford | 8/1878 | OXF |
| Mentha dumetorum | GB, VC1 West Cornwall, Pengersick Castle | | James Cunnack William Hunt Painter | 8/1878 | ABS |
| Mentha spicata | GB, VC1 West Cornwall, Pengersick Castle | William Curnow | Shewsbury Public Library | | K |
| Mentha x piperita | GB, VC1 West Cornwall, Pengersick Castle | James Cunnack | | 7/1878 8/1878 | K |
| Mentha pulegium | GB, VC1 West Cornwall, Penhale | Harold Downes | Harold Downes Harold Stuart Thompson | 9/1920 | BIRM |
| Mentha pulegium | GB, VC1 West Cornwall, Penhale Point | Job Edward Lousley | Job Edward Lousley | 19/9/1936 | K |
| Mentha pulegium | GB, VC1 West Cornwall, Penhale Point | Edgar Thurston | Edgar Thurston | 13/8/1914 | K |
| Mentha pulegium | GB, VC1 West Cornwall, Penhale Point | Edgar Thurston | Edgar Thurston | 13/8/1914 | K |
| Mentha arvensis x aquatica = M. x verticillata | GB, VC1 West Cornwall, Penhallow | Francis Rilstone | Botanical Exchange Club of The British Isles | 8/9/1934 | K |
| Mentha arvensis x aquatica = M. x verticillata | GB, VC1 West Cornwall, Penhallow | Francis Rilstone | Botanical Exchange Club of The British Isles | 8/9/1934 | SLBI |
| Mentha arvensis | GB, VC1 West Cornwall, Penwartha | Edgar Thurston | Edgar Thurston | 26/7/1916 | K |
| Mentha aquatica | GB, VC1 West Cornwall, Penzance | John Kenneth Morton | John Kenneth Morton | 10/9/1956 | K |
| Mentha aquatica | GB, VC1 West Cornwall, Penzance | John Kenneth Morton | John Kenneth Morton | 10/9/1956 | K |
+ | Mentha aquatica x spicata = M. x piperita | GB, VC1 West Cornwall, Penzance | | | 1/9/1873 | MANCH |
| Mentha aquatica x spicata = M. x piperita | GB, VC1 West Cornwall, Penzance | Edgar A Rees | Druce Herbarium, Oxford | 7/10/1923 | OXF |
+ | Mentha aquatica x spicata = M. x piperita | GB, VC1 West Cornwall, Penzance | | Charles Bailey | 9/1875 | MANCH |