| Mentha arvensis x spicata = M. x gracilis | GB, VC38 Warwickshire, Haseley | Henry Bromwich | Druce Herbarium, Oxford | 9/1878 | OXF |
| Mentha arvensis x spicata = M. x gracilis | GB, VC40 Shropshire | William John Blake | Druce Herbarium, Oxford J Fraser William John Blake | 1820 | OXF |
| Mentha arvensis x spicata = M. x gracilis | GB, VC57 Derbyshire, Dovedale Cultivated | George Claridge Druce | Druce Herbarium, Oxford Edward Shearburn Marshall J Fraser | 9/1913 | OXF |
| Mentha arvensis x spicata = M. x gracilis | GB, VC57 Derbyshire, Shirley Cultivated | William Richardson Linton | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford Henry Elliott Fox J Fraser John Gilbert Baker William Richardson Linton | 4/9/1889 to 8/1890 | OXF |
| Mentha arvensis x spicata = M. x gracilis | GB, VC58 Cheshire, Gallantry Bank | Anthony Hurt Wolley Dod | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford Anthony Hurt Wolley Dod | 9/8/1894 | OXF |
| Mentha arvensis x spicata = M. x gracilis | GB, Northumberland, Twizel GB, VC81 Berwickshire, Whiteadder | | Druce Herbarium, Oxford | 1904 | OXF |
| Mentha arvensis x spicata = M. x gracilis | GB, VC83 Midlothian, Hawthornden | John Hutton Balfour | Druce Herbarium, Oxford J Fraser John Hutton Balfour | 1835 | OXF |
| Mentha arvensis x spicata = M. x gracilis | GB, VC85 Fifeshire, Balmuto Cultivated | John Thomas Irvine Boswell-Syme | Druce Herbarium, Oxford Frederic Stratton | 9/1870 | OXF |
| Mentha spicata x longifolia = M. x villosonervata | GB, VC17 Surrey, Friday Street GB, VC17 Surrey, Kew Cultivated | J Fraser | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford J Fraser | 24/8/1929 13/9/1929 | OXF |
| Mentha spicata x longifolia = M. x villosonervata | GB, VC17 Surrey, Friday Street GB, VC17 Surrey, Kew Cultivated | J Fraser | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford J Fraser | 30/8/1930 | OXF |
| Mentha spicata x suaveolens = M. x villosa | GB, VC17 Surrey, Kew Cultivated GB, VC93 North Aberdeenshire, New Aberdour | J Fraser | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford J Fraser | 10/8/1934 | OXF |
| Mentha spicata x suaveolens = M. x villosa | GB, VC17 Surrey, Kew Cultivated GB, VC93 North Aberdeenshire, New Aberdour | J Fraser | Botanical Society & Exchange Club of The British Isles Druce Herbarium, Oxford J Fraser | 13/8/1928 to 19/8/1929 | OXF |
| Mentha spicata x suaveolens = M. x villosa | GB, VC23 Oxfordshire, North Leigh | George Claridge Druce | Druce Herbarium, Oxford J Fraser | 1886 | OXF |
| Mentha spicata x suaveolens = M. x villosa var. alopecuroides | GB, VC27 East Norfolk, Sprowston | Edward Francis Linton | Druce Herbarium, Oxford Edward Francis Linton Henry Elliott Fox | 1/10/1888 | OXF |
| Mentha spicata x suaveolens = M. x villosa var. alopecuroides | GB, VC38 Warwickshire, Chesterton | Henry Bromwich | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford Edward Francis Linton Edward Shearburn Marshall J G | 9/1898 | OXF |
| Mentha spicata x suaveolens = M. x villosa | GB, VC105 West Ross & Cromarty, Gruinard | George Claridge Druce | Druce Herbarium, Oxford | 1926 | 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, 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 aquatica x spicata = M. x piperita | GB, VC41 Glamorganshire, Dinas Powis GB, VC41 Glamorganshire, Wenvoe | S Dewar | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford National Museum of Wales Arthur Edward Wade | 14/9/1932 | OXF |
| Arabis hirsuta | IE, VCH16 West Galway, Roundstone | George Claridge Druce | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford Augustin Ley | 9/1906 | BIRM |
| Ballota nigra var. ruderalis | GB, VC11 South Hampshire, Southampton | George Claridge Druce | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford Augustin Ley | 8/1890 | BIRM |
| Ballota nigra var. ruderalis | GB, VC11 South Hampshire, Southampton | George Claridge Druce | Druce Herbarium, Oxford | 8/1895 | BIRM |
| Ballota nigra subsp. nigra | GB, VC11 South Hampshire, Southampton | George Claridge Druce | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford Henry & James Groves | 8/1895 | ABS |
| Blumenbachia hieronymii | GB, VC23 Oxfordshire, Oxford | John Frederick Gustav Chapple | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford | 9/11/1938 | SLBI |
| Blumenbachia hieronymii | GB, VC23 Oxfordshire, Oxford | John Frederick Gustav Chapple | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford | 9/11/1938 | SLBI |
| Caltha palustris var. guerangerii | | | Druce Herbarium, Oxford Manchester Museum | 4/1928 | MANCH |
| Caltha palustris var. radicans | GB, VC105 West Ross & Cromarty, Dundonnell | George Claridge Druce | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford Augustin Ley | 6/1894 | BIRM |
| Carex canescens | GB, VC22 Berkshire, Sandhurst | | Druce Herbarium, Oxford Albert Bruce Jackson George Claridge Druce | 1896 | BM |
+ | Carex divisa | GB, VC17 Surrey, Richmond Park | George Claridge Druce | Botanical Society & Exchange Club of The British Isles Druce Herbarium, Oxford | 7/1926 | MANCH |
| Carex spicata | GB, VC23 Oxfordshire, Beckley | John Frederick Gustav Chapple | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford Patrick Martin Hall | 14/6/1932 | BM |
| Carex spicata | GB, VC23 Oxfordshire, Beckley | John Frederick Gustav Chapple | Botanical Society & Exchange Club of The British Isles Druce Herbarium, Oxford | 14/6/1932 | E |
| Carex vaginata | GB, VC92 South Aberdeenshire, Craigandal | George Claridge Druce | Druce Herbarium, Oxford Royal Botanic Gardens, Kew | 6/1896 | E |
| Carex vulpina | GB, VC23 Oxfordshire, Otmoor | John Frederick Gustav Chapple | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford | 1/8/1946 | SLBI |
| Carex vulpina | GB, VC23 Oxfordshire, Otmoor | John Frederick Gustav Chapple | Botanical Society & Exchange Club of The British Isles Druce Herbarium, Oxford Martin F Gardner & Sabina G Knees | 1/8/1936 1/8/1946 | E |
+ | Carex x biharica | GB, VC88 Mid Perthshire, Aberfeldy (W of),Ben Lawers | George Claridge Druce | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford Charles Bailey | 8/1897 | MANCH |
| Dactylorhiza incarnata | GB, VC41 Glamorganshire, Kenfig | George Claridge Druce | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford George Claridge Druce Job Edward Lousley | 6/1927 | SLBI |
| Epipactis purpurata | GB, VC23 Oxfordshire, Crowell Wood | George Claridge Druce | Druce Herbarium, Oxford Charles Bailey | 9/1894 | MANCH |
| Erica ciliaris | GB, VC1 West Cornwall, Truro | | Druce Herbarium, Oxford George Stephen West | 7/1895 | BIRM |
| Erophila | GB, VC22 Berkshire, Ridge Way GB, VC22 Berkshire, Shrivenham | George Claridge Druce | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford William Hunt Painter | 5/1895 | ABS |