| Mentha arvensis x spicata = M. x gracilis | | John Eddowes Bowman | Charles Cardale Babington John Eddowes Bowman | | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC1 West Cornwall, Burnthouse | Frederick Hamilton Davey | Frederick Hamilton Davey | 23/8/1903 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC1 West Cornwall, Hick's Mill, Gwennap | Frederick Hamilton Davey | Frederick Hamilton Davey | 30/8/1911 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC1 West Cornwall, Loe Pool | Christopher Donald Pigott | | 8/1947 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC1 West Cornwall, Newquay | Joseph Edward Little | | 1903 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC1 West Cornwall, Ponsanooth | Frederick Hamilton Davey | Watson Botanical Exchange Club Frederick Hamilton Davey | 19/9/1902 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC1 West Cornwall, Ponsanooth | Frederick Hamilton Davey | Spencer Henry Bickham | 23/8/1903 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC1 West Cornwall, Ponsanooth | Frederick Hamilton Davey Spencer Henry Bickham | Spencer Henry Bickham | 1/10/1904 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC1 West Cornwall, Ponsanooth | | Frederick Hamilton Davey | 19/9/1902 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC2 East Cornwall, Davidstow | Chambre Corker Vigurs | | 29/9/1906 | CGE |
| 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 spicata = M. x gracilis | GB, VC2 East Cornwall, Hatt, Botusfleming | Thomas Richard Archer Briggs | | 12/9/1876 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC2 East Cornwall, treglasta | | | 29/9/1906 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC3 South Devon, Aveton Gifford | Thomas Richard Archer Briggs | Charles Cardale Babington | 5/8/1880 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC3 South Devon, Aveton Gifford | Edward Shearburn Marshall | | 17/7/1894 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC3 South Devon, Diptford | Thomas Richard Archer Briggs | Charles Cardale Babington | 18/8/1881 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC3 South Devon, Ivybridge | Thomas Richard Archer Briggs | | 15/9/1877 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC3 South Devon, Meavy | William Booth Waterfall | Charles Cardale Babington | 25/7/1878 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC3 South Devon, Teignmouth | | | 13/9/1954 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC3 South Devon, Walkhampton | Cyril West | | 8/1947 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC3 South Devon, Walkhampton | Cyril West | | 8/1947 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC3 South Devon, Walkhampton | Cyril West | | 8/1947 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC4 North Devon, Lynmouth | Spencer Henry Bickham | Spencer Henry Bickham | 18/9/1902 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC6 North Somerset, Newton Saint Loe | Ida Mary Roper | Watson Botanical Exchange Club Ida Mary Roper | 13/9/1916 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC9 Dorset, Edmondsham Cultivated | Edward Francis Linton | Edward Francis Linton | 15/9/1909 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC9 Dorset, Wareham | Charles Edgar Salmon | Charles Edgar Salmon | 8/1910 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC11 South Hampshire, Blashford | Edward Francis Linton | Edward Francis Linton | 12/9/1895 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC11 South Hampshire, Blashford | Edward Francis Linton | | 25/8/1893 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC11 South Hampshire, Blashford | Richard Paget Murray | Edward Shearburn Marshall | 25/8/1893 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC11 South Hampshire, Ringwood | William Richardson Linton | William Richardson Linton | 8/1893 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC12 North Hampshire, Alresford | William Pamplin | Charles Cardale Babington | | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC13 West Sussex, Saint Leonard's Forest | William Borrer | | 1836 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, Kent | | Spencer Henry Bickham | 1850 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC17 Surrey, Ripley | Charles Edgar Salmon | Watson Botanical Exchange Club Arthur Bennett Charles Edgar Salmon Spencer Henry Bickham | 31/8/1912 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC17 Surrey, Ripley | Charles Edgar Salmon | Charles Edgar Salmon | 31/8/1912 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC17 Surrey, Shalford | Cyril West | | 8/1948 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC17 Surrey, Shalford | Cyril West | | 1948 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC19 North Essex, Audley End | William Borrer | | 1840 | CGE |
| Mentha arvensis x spicata = M. x gracilis | GB, VC19 North Essex, Clavering | George Stacey Gibson | George Stacey Gibson | 9/1843 | CGE |