 | Triglochin maritima | GB, VC15 East Kent, Allhallows | F Senogles | Royal Botanic Gardens, Kew
F Senogles | 19/7/1948 | E |
| Senecio squalidus | GB, VC21 Middlesex, City of London | Noel Yvri Sandwith | Botanical Society & Exchange Club of The British Isles
Royal Botanic Gardens, Kew | 22/6/1944 | SLBI |
| Scrophularia umbrosa | GB, VC38 Warwickshire, Bishop's Tachbrook | Henry Bromwich | Royal Botanic Gardens, Kew
William Booth Waterfall
M Bowen | 9/1877 | E |
| Scrophularia scorodonia | GB, VC1 West Cornwall, Gulval | William Booth Waterfall | Royal Botanic Gardens, Kew
M Bowen
William Booth Waterfall | 6/6/1877 | E |
| Sagittaria sagittifolia | | James Sowerby | Royal Botanic Gardens, Kew
George Arnott Walker Arnott
James Brodie | | E |
| Pyrola minor | GB, VC59 South Lancashire, Irlam | John Edward Whalley | John Edward Whalley
Royal Botanic Gardens, Kew | 12/7/1864 | MANCH |
| Potamogeton natans x lucens = P. x fluitans | GB, VC29 Cambridgeshire, Mepal | Alfred Fryer | Royal Botanic Gardens, Kew | 13/7/1890 | E |
| Potamogeton natans x lucens = P. x fluitans | GB, VC31 Huntingdonshire, Ramsey Cultivated | Alfred Fryer | Royal Botanic Gardens, Kew | 29/7/1888 | E |
| Potamogeton natans x lucens = P. x fluitans | GB, VC31 Huntingdonshire, Ramsey Cultivated | Alfred Fryer | Royal Botanic Gardens, Kew | 7/7/1888 | E |
| Portulaca oleracea | GB, VC2 East Cornwall, Par Harbour | Allan Octavian Hume | Royal Botanic Gardens, Kew | 18/9/1901 | SLBI |
| Mentha spicata x suaveolens = M. x villosa var. alopecuroides | Cultivated | | Chelsea Physic Garden
Reading University
Royal Botanic Gardens, Kew | 1934 | LIV |
| Melica uniflora | GB, VC24 Buckinghamshire, Fulmer | Charles Edward Hubbard | Royal Botanic Gardens, Kew | 22/5/1938 | MANCH |
| Lactuca saligna | CH, Geneva, Geneva | | Royal Botanic Gardens, Kew
Museum of Natural History, Ipswich
Thomas Birch Wolfe | 6/9/1866 | BIRM |
| Euphorbia esula x waldsteinii = E. x pseudovirgata | GB, VC17 Surrey, Epsom | E B Lee | Royal Botanic Gardens, Kew | 8/10/1976 | SLBI |
| Carex vulpinoidea | GB, VC16 West Kent, Farnborough | Job Edward Lousley | Royal Botanic Gardens, Kew
Albert Bruce Jackson | 14/7/1937 | E |
| Carex vulpina | GB, VC33 East Gloucestershire, Deerhurst | Ernest Nelmes | Royal Botanic Gardens, Kew | 28/6/1941 | BM |
| Carex vesicaria | GB, VC13 West Sussex, Amberley Wild Brooks | Brian Lawrence Burtt
Joseph Robert Sealy
Stella Ross-Craig | Royal Botanic Gardens, Kew | 22/5/1950 | E |
| Carex vaginata | GB, VC88 Mid Perthshire, Beinn Heasgarnich | Alexander Somerville | Royal Botanic Gardens, Kew
Alexander Somerville | 4/8/1897 | E |
| Carex vaginata | GB, VC92 South Aberdeenshire, Craigandal | George Claridge Druce | Druce Herbarium, Oxford
Royal Botanic Gardens, Kew | 6/1896 | E |
| Carex sylvatica | | C B Clarke | Royal Botanic Gardens, Kew | 11/3/1903 | E |
| Carex sylvatica | GB, VC10 Isle of Wight, Bembridge, Steyne Wood | James Henry Augustus Steuart | Royal Botanic Gardens, Kew
James Alfred Wheldon | 2/5/1893 | E |
| Carex sylvatica | GB, England | | Royal Botanic Gardens, Kew
Joseph Woods | 1836 | E |
| Carex sylvatica | GB, England | | Royal Botanic Gardens, Kew
Francis Boott
William Jackson Hooker | 1825 | E |
| Carex spicata | GB, VC30 Bedfordshire, Woburn | | Royal Botanic Gardens, Kew
Albert Bruce Jackson | 22/6/1939 | E |
| Carex rostrata | GB, VC65 North-west Yorkshire, Kirkby Fleetham | | John Ewbank Leefe
Royal Botanic Gardens, Kew | | E |
| Carex rostrata | GB, VC66 County Durham, Polam Hall | | Royal Botanic Gardens, Kew | | E |
| Carex riparia | GB, VC17 Surrey, Cut Mill Pond | Sidney Albert Pearce | Royal Botanic Gardens, Kew | 7/1929 | BM |
| Carex remota | GB, VC49 Caernarvonshire, Y Gledrydd | Ronald Melville | Royal Botanic Gardens, Kew | 7/8/1955 | E |
| Carex remota | GB, VC70 Cumberland, Rosthwaite | Brian Lawrence Burtt
Joseph Robert Sealy
Stella Ross-Craig | Royal Botanic Gardens, Kew | 10/7/1947 | E |
| Carex pseudocyperus | GB, VC21 Middlesex, Stanwell | Albert Bruce Jackson | Royal Botanic Gardens, Kew
Albert Bruce Jackson | 12/6/1908 | E |
| Carex pendula | GB, VC12 North Hampshire, North Sydmonton | Albert Bruce Jackson | Royal Botanic Gardens, Kew
Albert Bruce Jackson | 3/7/1893 | E |
| Carex paniculata | GB, VC20 Hertfordshire, Hitchin | F Senogles | Royal Botanic Gardens, Kew | 20/6/1948 | BM |
| Carex panicea | GB, VC17 Surrey, Chertsey | Albert Bruce Jackson
Iolo Aneurin Williams | Royal Botanic Gardens, Kew
Albert Bruce Jackson | 25/6/1939 | E |
| Carex panicea | GB, VC77 Lanarkshire | Joseph Dalton Hooker | Royal Botanic Gardens, Kew
Hewett Cottrell Watson | | E |
| Carex otrubae | GB, VC17 Surrey, Battersea | Francis Boott | Royal Botanic Gardens, Kew | 4/9/1835 | E |
| Carex otrubae | GB, VC42 Breconshire, Penderyn | Edgar Wolston Bertram Handsley Milne-Redhead
Herbert Kenneth Airy Shaw | Royal Botanic Gardens, Kew | 16/6/1946 | BM |
| Carex muricata | GB, VC17 Surrey, Leatherhead | H M Burkill | Royal Botanic Gardens, Kew | 5/6/1958 | E |
| Carex maritima | GB, VC95 Moray, Burghead | George Gordon | Royal Botanic Gardens, Kew | | E |
| Carex leporina | IE, VCH27 West Mayo, Mulrany | Joseph Robert Sealy
Stella Ross-Craig | Royal Botanic Gardens, Kew | 20/8/1947 | E |
| Carex lasiocarpa | GB, VC11 South Hampshire, Holmsley | Albert Bruce Jackson | Royal Botanic Gardens, Kew
Albert Bruce Jackson | 13/7/1906 | E |
