+ | Centaurea nigra x jacea = C. x moncktonii | GB, VC17 Surrey, hort. West Barnes Merton, root from Epsom Downs, Surrey | Charles Edward Britton | Botanical Society & Exchange Club of The British Isles Willis Openshaw Howarth | 27/7/1924 | MANCH |
| Mentha arvensis x aquatica = M. x verticillata | GB, VC16 West Kent, Medway Valley Cultivated GB, VC17 Surrey, Kew Cultivated | J Fraser | Botanical Society & Exchange Club of The British Isles | 30/8/1924 | CGE |
| 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 |
| Galium verum x mollugo = G. x pomeranicum | GB, VC17 Surrey, Leatherhead | Charles Edward Britton | Botanical Society & Exchange Club of The British Isles Manchester Museum Charles Bailey | 6/7/1914 | MANCH |
| Mentha arvensis x spicata = M. x gracilis | GB, VC17 Surrey, Leith Hill | Edward Charles Wallace | Botanical Society & Exchange Club of The British Isles Druce Herbarium, Oxford Edward Charles Wallace | 6/8/1934 | OXF |
| Mentha arvensis x spicata = M. x gracilis | GB, VC17 Surrey, Leith Hill | Edward Charles Wallace | Botanical Society & Exchange Club of The British Isles Edward Charles Wallace Harold Stuart Thompson | 6/8/1934 | BIRM |
| Rumex conglomeratus x pulcher = R. x muretii | GB, VC17 Surrey, Littleworth Common, Esher | Charles Edward Britton | Botanical Society & Exchange Club of The British Isles Charles Edward Britton | 8/8/1926 | MANCH |
| Rumex sanguineus x obtusifolius = R. x dufftii | GB, VC17 Surrey, Littleworth Common, Esher | Charles Edward Britton | Botanical Society & Exchange Club of The British Isles Charles Edward Britton | 27/7/1913 | MANCH |
| Erophila verna var. stenocarpa | GB, VC17 Surrey, Milford | Edward Shearburn Marshall | Botanical Society & Exchange Club of The British Isles Augustin Ley | 12/4/1894 | BIRM |
| Carex otrubae x remota = C. x pseudoaxillaris | GB, VC17 Surrey, Newdigate | Edward Charles Wallace | Botanical Society & Exchange Club of The British Isles Edward Charles Wallace Patrick Martin Hall | 6/9/1933 | BM |
| Cirsium arvense | GB, VC17 Surrey, Nonsuch Park | Edward Charles Wallace | Botanical Society & Exchange Club of The British Isles | 23/8/1946 | SLBI |
| Cirsium arvense | GB, VC17 Surrey, Nonsuch Park | Edward Charles Wallace | Botanical Society & Exchange Club of The British Isles | 23/8/1946 | SLBI |
| Aconitum napellus subsp. napellus | GB, VC17 Surrey, Peper Harow | Rowland John Burdon | Botanical Society & Exchange Club of The British Isles | 22/6/1926 | MANCH |
| Symphytum officinale x asperum = S. x uplandicum | GB, VC17 Surrey, Peper Harow | Rowland John Burdon | Botanical Society & Exchange Club of The British Isles Job Edward Lousley | 22/6/1926 | SLBI |
| Viola riviniana | GB, VC17 Surrey, Ranmore | Charles Edward Britton | Botanical Society & Exchange Club of The British Isles Charles Edward Britton Job Edward Lousley | 2/5/1926 | SLBI |
+ | Euphorbia exserta | GB, VC17 Surrey, Reigate Cultivated | Charles Edgar Salmon | Botanical Society & Exchange Club of The British Isles Charles Bailey Charles Edgar Salmon | 20/8/1915 | MANCH |
+ | Carex divisa | GB, VC17 Surrey, Richmond Park | George Claridge Druce | Botanical Society & Exchange Club of The British Isles Druce Herbarium, Oxford | 7/1926 | MANCH |
+ | Mentha longifolia | GB, VC17 Surrey, Richmond,Kew Gardens | John Fraser | Botanical Society & Exchange Club of The British Isles William Harold Pearsall | 12/8/1933 | MANCH |
| Mentha arvensis x spicata = M. x gracilis | GB, VC17 Surrey, Shalford Pond | Rowland John Burdon | Botanical Society & Exchange Club of The British Isles | 5/9/1933 | OXF |
+ | Equisetum hyemale x ramosissimum = E. x moorei | GB, VC17 Surrey, Shere | George Claridge Druce | Botanical Society & Exchange Club of The British Isles George Claridge Druce | 10/1929 | MANCH |
| Mentha spicata | GB, VC17 Surrey, Tadworth | Job Edward Lousley | Botanical Society & Exchange Club of The British Isles Watson Botanical Exchange Club J Fraser Job Edward Lousley | 2/9/1928 | K |
| Melampyrum pratense | GB, VC17 Surrey, Tandridge | Charles Edward Britton | Botanical Society & Exchange Club of The British Isles Charles Edward Britton Harold Stuart Thompson | 2/8/1935 | BIRM |
| Salix viminalis x cinerea = S. x holosericea | GB, VC17 Surrey, Tilburstow Hill | | Botanical Society & Exchange Club of The British Isles J Fraser | 14/4/1929 to 7/7/1929 | MANCH |
| Mentha gentilis var. gracilis | GB, VC17 Surrey, Wallington Cultivated | Arthur Langford Still | Botanical Society & Exchange Club of The British Isles Arthur Langford Still | 8/1936 | K |
| Mentha x piperita | GB, VC17 Surrey, Wallington Cultivated GB, VC6 North Somerset, Weston in Gordano | Arthur Langford Still | Botanical Society & Exchange Club of The British Isles | 8/1937 | K |
| Veronica polita | GB, VC17 Surrey, Walton on the Hill | Charles Edward Britton | Botanical Society & Exchange Club of The British Isles Charles Edward Britton | 2/10/1927 | K |
| Veronica persica | GB, VC17 Surrey, Walton-on-the-Hill | Charles Edward Britton | Botanical Society & Exchange Club of The British Isles Charles Edward Britton | 2/10/1927 | K |
| Galium album | GB, VC17 Surrey, Warlingham | Charles Edward Britton | Botanical Society & Exchange Club of The British Isles Charles Edward Britton | 12/7/1933 | SLBI |
| Carex muricata subsp. pairae | GB, VC17 Surrey, West Horsley | Edward Charles Wallace | Botanical Society & Exchange Club of The British Isles | 28/6/1947 | SLBI |
| Centaurea debeauxii subsp. nemoralis | GB, VC17 Surrey, West Horsley | Charles Edward Britton | Botanical Society & Exchange Club of The British Isles Charles Edward Britton | 23/7/1919 | SLBI |
| Euphrasia nemorosa | GB, VC17 Surrey, White Downs | Edward Charles Wallace | Botanical Society & Exchange Club of The British Isles Edward Charles Wallace | 31/7/1927 | SLBI |
+ | Euphrasia anglica | GB, VC17 Surrey, Whitemoor | Charles Edward Britton | Botanical Society & Exchange Club of The British Isles | 17/8/1930 | MANCH |
+ | Mentha arvensis x spicata = M. x gracilis | GB, VC17 Surrey, Woking | John Fraser | Botanical Society & Exchange Club of The British Isles | 15/8/1926 | MANCH |
| Bupleurum tenuissimum | GB, VC18 South Essex, Burnham on Crouch | Edward Charles Wallace | Botanical Society & Exchange Club of The British Isles Edward Charles Wallace | 12/9/1932 | K |
| Bupleurum tenuissimum | GB, VC18 South Essex, Burnham on Crouch | Edward Charles Wallace | Botanical Society & Exchange Club of The British Isles Edward Charles Wallace Job Edward Lousley | 17/9/1932 | SLBI |
| Mentha arvensis x aquatica x spicata = M. x smithiana | GB, VC19 North Essex, Alphamstone | George Charles Brown | Botanical Society & Exchange Club of The British Isles George Charles Brown | 26/8/1928 | K |
| Salicornia ramosissima | GB, VC19 North Essex, Alresford | George Charles Brown | Botanical Society & Exchange Club of The British Isles George Charles Brown | 10/9/1934 | SLBI |
| Salicornia ramosissima | GB, VC19 North Essex, Alresford | George Charles Brown | Botanical Society & Exchange Club of The British Isles George Charles Brown Job Edward Lousley | 16/9/1934 | SLBI |
+ | Filago gallica | GB, VC19 North Essex, Berechurch | | Botanical Society & Exchange Club of The British Isles | 15/8/1937 | MANCH |
| Rubus iceniensis | GB, VC19 North Essex, Berechurch | George Charles Brown | Botanical Society & Exchange Club of The British Isles Charles Edward Britton George Charles Brown | 10/7/1933 | SLBI |