| 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 |
| Erophila verna | GB, VC22 Berkshire, Shrivenham | George Claridge Druce | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford Watson Botanical Exchange Club Job Edward Lousley | 5/1895 | SLBI |
| Fallopia dumetorum | GB, VC22 Berkshire, Tubney | George Claridge Druce | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford | 9/1930 | K |
| Galium album | GB, VC22 Berkshire, Bray | George Claridge Druce | Druce Herbarium, Oxford | 8/1895 | SLBI |
| Illecebrum verticillatum | GB, VC22 Berkshire, Wellington College | George Claridge Druce | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford William Hadden Beeby | 9/1895 | ABS |
| Illecebrum verticillatum | GB, VC22 Berkshire, Crowthorne | George Claridge Druce | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford Augustin Ley | 9/1890 | BIRM |
| Juncus inflexus x effusus = J. x diffusus | GB, VC24 Buckinghamshire, Linslade | | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford Charles Bailey George Claridge Druce | 7/1898 | MANCH |
| Malva moschata | GB, VC22 Berkshire, Tilehurst | | Druce Herbarium, Oxford George Claridge Druce | 8/1895 | SLBI |
| Mentha aquatica x spicata = M. x piperita | GB, VC32 Northamptonshire, Duston | George Claridge Druce | Druce Herbarium, Oxford | 9/1876 | OXF |
| Mentha aquatica x spicata = M. x piperita | GB, VC23 Oxfordshire, Woodstock | George Claridge Druce | Druce Herbarium, Oxford | | OXF |
| Mentha aquatica x spicata = M. x piperita | GB, VC22 Berkshire, Didcot | George Claridge Druce | Druce Herbarium, Oxford | 9/1888 9/1889 10/1891 | OXF |
| Mentha arvensis x spicata = M. x gracilis | GB, VC34 West Gloucestershire, River Wye | George Claridge Druce | Druce Herbarium, Oxford | 9/1900 | OXF |
| Mentha arvensis x spicata = M. x gracilis | GB, VC23 Oxfordshire, Shotover | George Claridge Druce | Druce Herbarium, Oxford | 30/9/1887 | OXF |
| Mentha arvensis x spicata = M. x gracilis | IE, Cork, Mallow | George Claridge Druce | Druce Herbarium, Oxford | 1927 | OXF |
| Mentha arvensis x spicata = M. x gracilis | GB, VC52 Anglesey, Beaumaris | George Claridge Druce | Druce Herbarium, Oxford | 8/1919 | OXF |
| Mentha arvensis x spicata = M. x gracilis | GB, VC57 Derbyshire, Dovedale | George Claridge Druce | Druce Herbarium, Oxford | 1912 | OXF |
| Mentha arvensis x spicata = M. x gracilis | GB, VC22 Berkshire, Newbury | George Claridge Druce | Druce Herbarium, Oxford | 9/1891 | OXF |
| Mentha pulegium | GB, VC61 South-east Yorkshire, Skipwith | George Claridge Druce | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford Job Edward Lousley | 8/1929 | SLBI |
| Mentha spicata x suaveolens = M. x villosa | GB, VC23 Oxfordshire, Wolvercote | George Claridge Druce | Druce Herbarium, Oxford | 9/1912 | 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 |
| Myosotis ramosissima | GB, VC15 East Kent, Littlestone-on-Sea | George Claridge Druce | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford Augustin Ley | 5/1910 | BIRM |
| Plantago arenaria | GB, VC23 Oxfordshire, Headington | George Claridge Druce | Botanical Society & Exchange Club of The British Isles Druce Herbarium, Oxford Augustin Ley | 9/1896 | BIRM |
| Populus nigra | GB, VC23 Oxfordshire, Oxford,Christchurch meadows | George Claridge Druce | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford Augustin Ley | 5/1910 | BIRM |
| Potamogeton berchtoldii | GB, VC32 Northamptonshire, Peakirk | George Claridge Druce | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford Charles Bailey | 9/1910 | MANCH |
| Potamogeton gramineus | GB, VC32 Northamptonshire, Peterborough, Borough Fen | George Claridge Druce | Druce Herbarium, Oxford Charles Bailey | 1/7/1910 | MANCH |
| Potamogeton gramineus x perfoliatus = P. x nitens | GB, VC32 Northamptonshire, Peterborough, Borough Fen | George Claridge Druce | Druce Herbarium, Oxford Charles Bailey | 1/7/1910 | MANCH |
| Ranunculus trichophyllus | GB, VC9 Dorset, Winterborne Steepleton | George Claridge Druce | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford Job Edward Lousley | 6/1929 | SLBI |
| Salix purpurea x repens = S. x doniana | GB, VC23 Oxfordshire, Oxford Cultivated | George Claridge Druce | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford Augustin Ley | 9/1909 | BIRM |
| Silene vulgaris | GB, VC22 Berkshire, Cumnor | George Claridge Druce | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford | 6/1898 | SLBI |
| Stachys sylvatica x palustris = S. x ambigua | GB, VC22 Berkshire, Chilswell | George Claridge Druce | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford Charles Bailey | 1894 | MANCH |
| Taraxacum | GB, VC23 Oxfordshire, Oxford | George Claridge Druce | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford | 5/1923 | SLBI |
| Ulmus procera | GB, VC19 North Essex, Black Notley | George Claridge Druce | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford Augustin Ley | 9/1910 | BIRM |
| Vicia tetrasperma var. tenuissima | GB, VC12 North Hampshire, Pamber | George Claridge Druce | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford Job Edward Lousley | 9/1930 | SLBI |
| Viola riviniana var. minor | GB, VC113 Channel Islands, Guernsey,Petit Bot Bay | George Claridge Druce | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford Augustin Ley | 4/1910 | BIRM |
| Viola tricolor x arvensis = V. x contempta | GB, VC22 Berkshire, Coleman's Moor | George Claridge Druce | Botanical Exchange Club of The British Isles Druce Herbarium, Oxford Job Edward Lousley | 7/1929 | SLBI |
+ | Dryopteris cristata | GB, Norfolk, Norfolk | George Claridge Druce | Botanical Exchange Club of The British Isles London Botanical Exchange Club George Claridge Druce | 1890 | MANCH |
| Eriophorum gracile | GB, VC11 South Hampshire, Denny Bog | George Claridge Druce | Botanical Exchange Club of The British Isles London Botanical Exchange Club Robert Large Baker | 6/1882 | BIRM |
| Juncus triglumis | GB, VC92 South Aberdeenshire, Glen Callater | George Claridge Druce | London Botanical Exchange Club Robert Large Baker | 7/1878 | BIRM |
| Luzula spicata | GB, VC92 South Aberdeenshire, Lochnagar | George Claridge Druce | London Botanical Exchange Club Robert Large Baker | 7/1878 | BIRM |
| Salix repens x lapponum | GB, VC92 South Aberdeenshire, Glen Callater | George Claridge Druce | Botanical Exchange Club of The British Isles London Botanical Exchange Club Robert Large Baker | 8/1882 | BIRM |